java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-20 00:06:36,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 00:06:36,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 00:06:36,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 00:06:36,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 00:06:36,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 00:06:36,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 00:06:36,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 00:06:36,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 00:06:36,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 00:06:36,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 00:06:36,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 00:06:36,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 00:06:36,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 00:06:36,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 00:06:36,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 00:06:36,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 00:06:36,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 00:06:36,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 00:06:36,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 00:06:36,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 00:06:36,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 00:06:36,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 00:06:36,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 00:06:36,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 00:06:36,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 00:06:36,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 00:06:36,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 00:06:36,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 00:06:36,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 00:06:36,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 00:06:36,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 00:06:36,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 00:06:36,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 00:06:36,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 00:06:36,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 00:06:36,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 00:06:36,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 00:06:36,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 00:06:36,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 00:06:36,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 00:06:36,539 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 00:06:36,571 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 00:06:36,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 00:06:36,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 00:06:36,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 00:06:36,575 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 00:06:36,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 00:06:36,575 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 00:06:36,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 00:06:36,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 00:06:36,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 00:06:36,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 00:06:36,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 00:06:36,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 00:06:36,578 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 00:06:36,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 00:06:36,578 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 00:06:36,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 00:06:36,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 00:06:36,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 00:06:36,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 00:06:36,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 00:06:36,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 00:06:36,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 00:06:36,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 00:06:36,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 00:06:36,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 00:06:36,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 00:06:36,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 00:06:36,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 00:06:36,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 00:06:36,656 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 00:06:36,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 00:06:36,662 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 00:06:36,662 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 00:06:36,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c [2019-09-20 00:06:36,737 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72dca5840/5af5ae42dd514fedadf67695b6a283f2/FLAGb05e41983 [2019-09-20 00:06:37,252 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 00:06:37,253 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c [2019-09-20 00:06:37,270 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72dca5840/5af5ae42dd514fedadf67695b6a283f2/FLAGb05e41983 [2019-09-20 00:06:37,521 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72dca5840/5af5ae42dd514fedadf67695b6a283f2 [2019-09-20 00:06:37,533 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 00:06:37,534 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 00:06:37,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 00:06:37,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 00:06:37,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 00:06:37,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:06:37" (1/1) ... [2019-09-20 00:06:37,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19029526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:37, skipping insertion in model container [2019-09-20 00:06:37,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:06:37" (1/1) ... [2019-09-20 00:06:37,550 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 00:06:37,614 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 00:06:38,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:06:38,144 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 00:06:38,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:06:38,262 INFO L192 MainTranslator]: Completed translation [2019-09-20 00:06:38,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:38 WrapperNode [2019-09-20 00:06:38,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 00:06:38,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 00:06:38,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 00:06:38,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 00:06:38,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:38" (1/1) ... [2019-09-20 00:06:38,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:38" (1/1) ... [2019-09-20 00:06:38,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:38" (1/1) ... [2019-09-20 00:06:38,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:38" (1/1) ... [2019-09-20 00:06:38,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:38" (1/1) ... [2019-09-20 00:06:38,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:38" (1/1) ... [2019-09-20 00:06:38,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:38" (1/1) ... [2019-09-20 00:06:38,347 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 00:06:38,348 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 00:06:38,348 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 00:06:38,348 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 00:06:38,349 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:38" (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 00:06:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 00:06:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 00:06:38,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 00:06:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 00:06:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 00:06:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 00:06:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 00:06:38,415 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 00:06:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 00:06:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 00:06:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 00:06:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 00:06:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 00:06:38,416 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 00:06:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 00:06:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 00:06:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 00:06:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 00:06:38,417 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 00:06:38,418 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 00:06:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 00:06:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 00:06:38,419 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 00:06:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 00:06:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 00:06:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 00:06:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 00:06:38,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 00:06:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 00:06:38,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 00:06:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 00:06:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 00:06:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 00:06:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 00:06:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 00:06:38,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 00:06:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 00:06:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 00:06:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 00:06:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 00:06:38,423 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 00:06:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 00:06:38,424 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 00:06:38,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 00:06:38,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 00:06:38,424 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 00:06:38,424 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 00:06:38,424 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 00:06:38,425 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 00:06:38,425 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 00:06:38,425 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 00:06:38,425 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 00:06:38,425 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 00:06:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 00:06:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 00:06:38,426 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 00:06:38,427 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 00:06:38,427 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 00:06:38,427 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 00:06:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 00:06:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 00:06:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 00:06:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 00:06:38,428 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 00:06:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 00:06:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 00:06:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 00:06:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 00:06:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 00:06:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 00:06:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 00:06:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 00:06:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 00:06:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 00:06:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 00:06:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 00:06:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 00:06:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 00:06:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 00:06:38,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 00:06:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 00:06:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 00:06:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 00:06:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 00:06:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 00:06:38,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 00:06:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 00:06:38,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 00:06:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 00:06:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 00:06:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 00:06:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 00:06:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 00:06:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 00:06:38,436 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 00:06:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 00:06:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 00:06:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 00:06:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 00:06:38,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 00:06:39,923 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 00:06:39,923 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 00:06:39,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:06:39 BoogieIcfgContainer [2019-09-20 00:06:39,925 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 00:06:39,925 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 00:06:39,926 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 00:06:39,926 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 00:06:39,927 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:06:39" (1/1) ... [2019-09-20 00:06:39,928 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-20 00:06:39,951 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 00:06:39,951 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 00:06:39,960 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 00:06:39,969 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 00:06:39,971 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 00:07:02,918 WARN L191 SmtUtils]: Spent 14.18 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 00:07:04,616 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 00:07:08,423 WARN L191 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-20 00:07:10,123 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 00:07:11,798 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 00:07:11,812 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-20 00:07:11,878 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-20 00:07:11,894 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-20 00:07:23,694 WARN L191 SmtUtils]: Spent 11.54 s on a formula simplification. DAG size of input: 453 DAG size of output: 452 [2019-09-20 00:07:29,336 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-20 00:07:40,612 WARN L191 SmtUtils]: Spent 11.27 s on a formula simplification. DAG size of input: 453 DAG size of output: 452 [2019-09-20 00:07:46,293 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-20 00:08:01,440 WARN L191 SmtUtils]: Spent 15.09 s on a formula simplification. DAG size of input: 468 DAG size of output: 464 [2019-09-20 00:08:08,925 WARN L191 SmtUtils]: Spent 7.48 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 00:08:23,854 WARN L191 SmtUtils]: Spent 14.93 s on a formula simplification. DAG size of input: 468 DAG size of output: 464 [2019-09-20 00:08:31,402 WARN L191 SmtUtils]: Spent 7.55 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 00:08:46,518 WARN L191 SmtUtils]: Spent 15.08 s on a formula simplification. DAG size of input: 463 DAG size of output: 462 [2019-09-20 00:08:53,983 WARN L191 SmtUtils]: Spent 7.46 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-20 00:09:12,635 WARN L191 SmtUtils]: Spent 18.63 s on a formula simplification. DAG size of input: 464 DAG size of output: 461 [2019-09-20 00:09:40,957 WARN L191 SmtUtils]: Spent 27.98 s on a formula simplification. DAG size of input: 469 DAG size of output: 463 [2019-09-20 00:10:09,100 WARN L191 SmtUtils]: Spent 28.03 s on a formula simplification. DAG size of input: 469 DAG size of output: 463 [2019-09-20 00:10:09,372 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 00:10:09,487 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 00:10:09,726 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2019-09-20 00:10:10,973 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-20 00:10:11,158 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-20 00:10:11,482 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-20 00:10:11,590 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-20 00:10:11,820 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-20 00:10:11,935 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-20 00:10:12,152 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2019-09-20 00:10:12,260 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-20 00:10:12,623 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-09-20 00:10:13,050 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-20 00:10:13,445 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-20 00:10:13,995 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-20 00:10:14,224 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-20 00:10:14,438 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-20 00:10:14,638 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-20 00:10:14,838 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-20 00:10:15,039 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-20 00:10:15,353 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2019-09-20 00:10:15,465 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-20 00:10:15,753 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2019-09-20 00:10:15,864 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-20 00:10:16,138 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2019-09-20 00:10:16,266 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 00:10:16,533 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2019-09-20 00:10:16,664 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 00:10:16,896 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-20 00:10:17,144 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 52 [2019-09-20 00:10:17,391 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2019-09-20 00:10:17,505 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-20 00:10:17,772 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2019-09-20 00:10:18,035 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 52 [2019-09-20 00:10:18,182 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-20 00:10:18,320 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-20 00:10:18,520 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2019-09-20 00:10:18,629 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-20 00:10:19,059 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2019-09-20 00:10:19,178 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 00:10:19,448 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-09-20 00:10:19,452 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-20 00:10:19,456 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 00:10:19,482 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 00:10:19,482 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 00:10:19,484 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 569#(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 00:10:19,499 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 00:10:19,499 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 00:10:19,501 INFO L168 Benchmark]: Toolchain (without parser) took 221967.04 ms. Allocated memory was 133.2 MB in the beginning and 159.4 MB in the end (delta: 26.2 MB). Free memory was 87.9 MB in the beginning and 126.4 MB in the end (delta: -38.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 00:10:19,502 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 00:10:19,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.81 ms. Allocated memory was 133.2 MB in the beginning and 201.9 MB in the end (delta: 68.7 MB). Free memory was 87.7 MB in the beginning and 165.5 MB in the end (delta: -77.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-20 00:10:19,504 INFO L168 Benchmark]: Boogie Preprocessor took 83.62 ms. Allocated memory is still 201.9 MB. Free memory was 165.5 MB in the beginning and 161.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-20 00:10:19,505 INFO L168 Benchmark]: RCFGBuilder took 1577.63 ms. Allocated memory was 201.9 MB in the beginning and 226.0 MB in the end (delta: 24.1 MB). Free memory was 161.7 MB in the beginning and 144.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. [2019-09-20 00:10:19,505 INFO L168 Benchmark]: Sifa took 219574.11 ms. Allocated memory was 226.0 MB in the beginning and 159.4 MB in the end (delta: -66.6 MB). Free memory was 144.5 MB in the beginning and 126.4 MB in the end (delta: 18.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 00:10:19,509 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 725.81 ms. Allocated memory was 133.2 MB in the beginning and 201.9 MB in the end (delta: 68.7 MB). Free memory was 87.7 MB in the beginning and 165.5 MB in the end (delta: -77.8 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.62 ms. Allocated memory is still 201.9 MB. Free memory was 165.5 MB in the beginning and 161.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1577.63 ms. Allocated memory was 201.9 MB in the beginning and 226.0 MB in the end (delta: 24.1 MB). Free memory was 161.7 MB in the beginning and 144.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. * Sifa took 219574.11 ms. Allocated memory was 226.0 MB in the beginning and 159.4 MB in the end (delta: -66.6 MB). Free memory was 144.5 MB in the beginning and 126.4 MB in the end (delta: 18.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 219534, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 255, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 173, TOOLS_POST_TIME[ms]: 28458, TOOLS_POST_CALL_APPLICATIONS: 75, TOOLS_POST_CALL_TIME[ms]: 150, TOOLS_POST_RETURN_APPLICATIONS: 66, TOOLS_POST_RETURN_TIME[ms]: 79, TOOLS_QUANTIFIERELIM_APPLICATIONS: 314, TOOLS_QUANTIFIERELIM_TIME[ms]: 28586, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28370, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 260, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 98, DOMAIN_JOIN_TIME[ms]: 189979, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 331, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 62, DOMAIN_ISBOTTOM_TIME[ms]: 383, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 182316, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 182316, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 66, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 32918, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32917, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 697, DAG_COMPRESSION_RETAINED_NODES: 268 - UnprovableResult [Line: 185]: 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 569#(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...