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_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 20:22:54,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 20:22:54,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 20:22:54,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 20:22:54,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 20:22:54,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 20:22:54,482 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 20:22:54,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 20:22:54,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 20:22:54,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 20:22:54,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 20:22:54,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 20:22:54,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 20:22:54,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 20:22:54,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 20:22:54,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 20:22:54,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 20:22:54,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 20:22:54,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 20:22:54,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 20:22:54,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 20:22:54,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 20:22:54,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 20:22:54,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 20:22:54,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 20:22:54,528 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 20:22:54,528 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 20:22:54,530 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 20:22:54,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 20:22:54,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 20:22:54,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 20:22:54,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 20:22:54,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 20:22:54,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 20:22:54,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 20:22:54,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 20:22:54,541 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 20:22:54,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 20:22:54,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 20:22:54,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 20:22:54,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 20:22:54,544 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 [2019-09-16 20:22:54,571 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 20:22:54,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 20:22:54,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 20:22:54,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 20:22:54,573 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 20:22:54,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 20:22:54,573 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 20:22:54,574 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 20:22:54,574 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 20:22:54,574 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 20:22:54,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 20:22:54,575 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 20:22:54,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 20:22:54,576 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 20:22:54,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 20:22:54,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 20:22:54,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 20:22:54,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 20:22:54,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 20:22:54,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 20:22:54,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 20:22:54,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 20:22:54,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 20:22:54,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 20:22:54,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 20:22:54,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 20:22:54,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 20:22:54,579 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 20:22:54,579 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_DDA [2019-09-16 20:22:54,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 20:22:54,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 20:22:54,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 20:22:54,632 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 20:22:54,632 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 20:22:54,632 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_productSimulator.cil.c [2019-09-16 20:22:54,704 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46c03ad0d/8c537b49a3074a3bb2faff81928be305/FLAGcd10fac42 [2019-09-16 20:22:55,159 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 20:22:55,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_productSimulator.cil.c [2019-09-16 20:22:55,173 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46c03ad0d/8c537b49a3074a3bb2faff81928be305/FLAGcd10fac42 [2019-09-16 20:22:55,514 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46c03ad0d/8c537b49a3074a3bb2faff81928be305 [2019-09-16 20:22:55,523 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 20:22:55,524 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 20:22:55,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 20:22:55,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 20:22:55,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 20:22:55,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 08:22:55" (1/1) ... [2019-09-16 20:22:55,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c66dbf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:55, skipping insertion in model container [2019-09-16 20:22:55,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 08:22:55" (1/1) ... [2019-09-16 20:22:55,540 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 20:22:55,599 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 20:22:56,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 20:22:56,129 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 20:22:56,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 20:22:56,263 INFO L192 MainTranslator]: Completed translation [2019-09-16 20:22:56,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:56 WrapperNode [2019-09-16 20:22:56,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 20:22:56,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 20:22:56,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 20:22:56,265 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 20:22:56,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:56" (1/1) ... [2019-09-16 20:22:56,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:56" (1/1) ... [2019-09-16 20:22:56,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:56" (1/1) ... [2019-09-16 20:22:56,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:56" (1/1) ... [2019-09-16 20:22:56,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:56" (1/1) ... [2019-09-16 20:22:56,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:56" (1/1) ... [2019-09-16 20:22:56,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:56" (1/1) ... [2019-09-16 20:22:56,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 20:22:56,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 20:22:56,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 20:22:56,349 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 20:22:56,350 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:22:56" (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 [2019-09-16 20:22:56,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 20:22:56,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 20:22:56,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 20:22:56,406 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 20:22:56,406 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 20:22:56,407 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 20:22:56,407 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 20:22:56,407 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 20:22:56,407 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 20:22:56,407 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 20:22:56,407 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 20:22:56,408 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 20:22:56,408 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 20:22:56,408 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 20:22:56,408 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 20:22:56,408 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 20:22:56,408 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 20:22:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 20:22:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 20:22:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 20:22:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 20:22:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 20:22:56,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 20:22:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 20:22:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 20:22:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 20:22:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 20:22:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 20:22:56,410 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 20:22:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__highWaterSensor [2019-09-16 20:22:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__highWaterSensor [2019-09-16 20:22:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__lowWaterSensor [2019-09-16 20:22:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__lowWaterSensor [2019-09-16 20:22:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__methaneAlarm [2019-09-16 20:22:56,411 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__methaneAlarm [2019-09-16 20:22:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 20:22:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__before__methaneQuery [2019-09-16 20:22:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__role__methaneQuery [2019-09-16 20:22:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 20:22:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 20:22:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 20:22:56,412 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 20:22:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 20:22:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 20:22:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 20:22:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 20:22:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 20:22:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-16 20:22:56,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-16 20:22:56,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-16 20:22:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 20:22:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 20:22:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 20:22:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 20:22:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 20:22:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 20:22:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 20:22:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 20:22:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 20:22:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 20:22:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 20:22:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 20:22:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 20:22:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 20:22:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 20:22:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 20:22:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 20:22:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-16 20:22:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 20:22:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 20:22:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 20:22:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 20:22:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 20:22:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 20:22:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 20:22:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 20:22:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 20:22:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 20:22:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 20:22:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 20:22:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 20:22:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 20:22:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 20:22:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 20:22:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 20:22:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 20:22:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 20:22:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 20:22:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 20:22:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 20:22:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 20:22:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 20:22:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 20:22:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 20:22:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 20:22:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 20:22:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 20:22:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-16 20:22:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-16 20:22:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 20:22:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__highWaterSensor [2019-09-16 20:22:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 20:22:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__highWaterSensor [2019-09-16 20:22:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__lowWaterSensor [2019-09-16 20:22:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 20:22:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__lowWaterSensor [2019-09-16 20:22:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__methaneAlarm [2019-09-16 20:22:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 20:22:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__methaneAlarm [2019-09-16 20:22:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__before__methaneQuery [2019-09-16 20:22:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__role__methaneQuery [2019-09-16 20:22:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 20:22:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 20:22:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 20:22:57,992 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 20:22:57,992 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 20:22:57,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 08:22:57 BoogieIcfgContainer [2019-09-16 20:22:57,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 20:22:57,995 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 20:22:57,995 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 20:22:57,995 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 20:22:57,997 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 08:22:57" (1/1) ... [2019-09-16 20:22:57,997 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 20:22:58,033 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 20:22:58,034 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 20:22:58,045 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 20:22:58,053 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 20:22:58,055 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 20:23:20,640 WARN L191 SmtUtils]: Spent 13.33 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-16 20:23:22,391 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 20:23:26,886 WARN L191 SmtUtils]: Spent 4.49 s on a formula simplification. DAG size of input: 490 DAG size of output: 440 [2019-09-16 20:23:28,653 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-16 20:23:30,374 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-16 20:23:30,393 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 466 for LOIs [2019-09-16 20:23:30,573 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 469 for LOIs [2019-09-16 20:23:30,601 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 469 for LOIs [2019-09-16 20:23:43,152 WARN L191 SmtUtils]: Spent 12.35 s on a formula simplification. DAG size of input: 480 DAG size of output: 474 [2019-09-16 20:23:49,147 WARN L191 SmtUtils]: Spent 5.99 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-16 20:24:01,275 WARN L191 SmtUtils]: Spent 12.13 s on a formula simplification. DAG size of input: 480 DAG size of output: 474 [2019-09-16 20:24:07,166 WARN L191 SmtUtils]: Spent 5.89 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-16 20:24:35,195 WARN L191 SmtUtils]: Spent 27.98 s on a formula simplification. DAG size of input: 489 DAG size of output: 487 [2019-09-16 20:24:44,500 WARN L191 SmtUtils]: Spent 9.30 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-16 20:25:04,106 WARN L191 SmtUtils]: Spent 19.50 s on a formula simplification. DAG size of input: 508 DAG size of output: 494 [2019-09-16 20:25:14,198 WARN L191 SmtUtils]: Spent 10.09 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-16 20:25:49,629 WARN L191 SmtUtils]: Spent 35.32 s on a formula simplification. DAG size of input: 515 DAG size of output: 515 [2019-09-16 20:26:07,178 WARN L191 SmtUtils]: Spent 17.55 s on a formula simplification that was a NOOP. DAG size: 515 [2019-09-16 20:26:56,952 WARN L191 SmtUtils]: Spent 49.77 s on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-16 20:26:57,475 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-16 20:27:00,587 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 504 DAG size of output: 38 [2019-09-16 20:27:01,113 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2019-09-16 20:27:01,249 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:27:01,563 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2019-09-16 20:27:02,157 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-16 20:27:02,430 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2019-09-16 20:27:02,537 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:27:02,853 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2019-09-16 20:27:30,890 WARN L191 SmtUtils]: Spent 27.93 s on a formula simplification. DAG size of input: 489 DAG size of output: 487 [2019-09-16 20:27:40,185 WARN L191 SmtUtils]: Spent 9.29 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-16 20:27:59,795 WARN L191 SmtUtils]: Spent 19.55 s on a formula simplification. DAG size of input: 508 DAG size of output: 494 [2019-09-16 20:28:09,859 WARN L191 SmtUtils]: Spent 10.06 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-16 20:28:45,264 WARN L191 SmtUtils]: Spent 35.35 s on a formula simplification. DAG size of input: 515 DAG size of output: 515 [2019-09-16 20:29:03,093 WARN L191 SmtUtils]: Spent 17.83 s on a formula simplification that was a NOOP. DAG size: 515 [2019-09-16 20:29:52,875 WARN L191 SmtUtils]: Spent 49.78 s on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-16 20:29:53,154 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-16 20:29:55,214 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 504 DAG size of output: 38 [2019-09-16 20:29:55,490 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2019-09-16 20:29:55,595 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:29:55,927 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2019-09-16 20:29:56,612 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2019-09-16 20:29:56,720 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 20:29:57,055 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2019-09-16 20:29:57,062 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 26 for LOIs [2019-09-16 20:29:57,548 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-16 20:29:57,769 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2019-09-16 20:29:57,993 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2019-09-16 20:29:58,223 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2019-09-16 20:29:58,503 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 60 [2019-09-16 20:29:58,600 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-16 20:29:58,738 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-16 20:29:58,741 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-16 20:29:58,767 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 20:29:58,767 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 20:29:58,770 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 726#(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))) [2019-09-16 20:29:58,789 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 20:29:58,790 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 20:29:58,793 INFO L168 Benchmark]: Toolchain (without parser) took 423266.93 ms. Allocated memory was 137.9 MB in the beginning and 136.3 MB in the end (delta: -1.6 MB). Free memory was 84.6 MB in the beginning and 74.9 MB in the end (delta: 9.7 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. [2019-09-16 20:29:58,797 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-16 20:29:58,798 INFO L168 Benchmark]: CACSL2BoogieTranslator took 739.12 ms. Allocated memory was 137.9 MB in the beginning and 196.6 MB in the end (delta: 58.7 MB). Free memory was 84.4 MB in the beginning and 156.2 MB in the end (delta: -71.8 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-09-16 20:29:58,799 INFO L168 Benchmark]: Boogie Preprocessor took 84.00 ms. Allocated memory is still 196.6 MB. Free memory was 156.2 MB in the beginning and 151.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-16 20:29:58,802 INFO L168 Benchmark]: RCFGBuilder took 1645.16 ms. Allocated memory was 196.6 MB in the beginning and 217.1 MB in the end (delta: 20.4 MB). Free memory was 151.7 MB in the beginning and 121.1 MB in the end (delta: 30.6 MB). Peak memory consumption was 88.6 MB. Max. memory is 7.1 GB. [2019-09-16 20:29:58,805 INFO L168 Benchmark]: Sifa took 420795.07 ms. Allocated memory was 217.1 MB in the beginning and 136.3 MB in the end (delta: -80.7 MB). Free memory was 121.1 MB in the beginning and 74.9 MB in the end (delta: 46.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 20:29:58,814 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 739.12 ms. Allocated memory was 137.9 MB in the beginning and 196.6 MB in the end (delta: 58.7 MB). Free memory was 84.4 MB in the beginning and 156.2 MB in the end (delta: -71.8 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.00 ms. Allocated memory is still 196.6 MB. Free memory was 156.2 MB in the beginning and 151.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1645.16 ms. Allocated memory was 196.6 MB in the beginning and 217.1 MB in the end (delta: 20.4 MB). Free memory was 151.7 MB in the beginning and 121.1 MB in the end (delta: 30.6 MB). Peak memory consumption was 88.6 MB. Max. memory is 7.1 GB. * Sifa took 420795.07 ms. Allocated memory was 217.1 MB in the beginning and 136.3 MB in the end (delta: -80.7 MB). Free memory was 121.1 MB in the beginning and 74.9 MB in the end (delta: 46.2 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]: 420737, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 361, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 239, TOOLS_POST_TIME[ms]: 28866, TOOLS_POST_CALL_APPLICATIONS: 106, TOOLS_POST_CALL_TIME[ms]: 201, TOOLS_POST_RETURN_APPLICATIONS: 97, TOOLS_POST_RETURN_TIME[ms]: 139, TOOLS_QUANTIFIERELIM_APPLICATIONS: 442, TOOLS_QUANTIFIERELIM_TIME[ms]: 29077, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28760, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 370, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 120, DOMAIN_JOIN_TIME[ms]: 386386, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 4545, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 27, DOMAIN_ISBOTTOM_APPLICATIONS: 67, DOMAIN_ISBOTTOM_TIME[ms]: 405, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 275400, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 275399, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 97, CALL_SUMMARIZER_CACHE_MISSES: 39, CALL_SUMMARIZER_OVERALL_TIME[ms]: 33935, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 33934, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 540, DAG_COMPRESSION_RETAINED_NODES: 324 - UnprovableResult [Line: 312]: 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 726#(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...