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_spec1_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:48:29,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:48:29,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:48:29,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:48:29,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:48:29,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:48:29,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:48:29,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:48:29,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:48:29,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:48:29,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:48:29,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:48:29,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:48:29,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:48:29,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:48:29,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:48:29,655 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:48:29,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:48:29,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:48:29,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:48:29,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:48:29,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:48:29,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:48:29,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:48:29,675 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:48:29,676 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:48:29,676 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:48:29,677 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:48:29,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:48:29,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:48:29,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:48:29,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:48:29,681 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:48:29,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:48:29,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:48:29,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:48:29,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:48:29,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:48:29,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:48:29,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:48:29,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:48:29,686 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 15:48:29,699 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:48:29,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:48:29,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:48:29,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:48:29,701 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:48:29,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:48:29,701 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:48:29,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:48:29,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:48:29,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:48:29,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:48:29,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:48:29,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:48:29,703 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:48:29,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:48:29,703 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:48:29,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:48:29,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:48:29,704 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:48:29,704 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:48:29,704 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:48:29,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:48:29,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:48:29,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:48:29,705 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:48:29,705 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:48:29,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:48:29,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:48:29,706 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 15:48:29,736 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:48:29,750 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:48:29,753 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:48:29,757 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:48:29,757 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:48:29,758 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product58.cil.c [2019-09-20 15:48:29,812 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9040260bc/3248a895e54a4c619e91f0e613ece439/FLAG050292934 [2019-09-20 15:48:30,324 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:48:30,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product58.cil.c [2019-09-20 15:48:30,344 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9040260bc/3248a895e54a4c619e91f0e613ece439/FLAG050292934 [2019-09-20 15:48:30,626 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9040260bc/3248a895e54a4c619e91f0e613ece439 [2019-09-20 15:48:30,637 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:48:30,638 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:48:30,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:30,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:48:30,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:48:30,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:30" (1/1) ... [2019-09-20 15:48:30,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a30decc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:30, skipping insertion in model container [2019-09-20 15:48:30,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:30" (1/1) ... [2019-09-20 15:48:30,652 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:48:30,701 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:48:31,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:48:31,179 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:48:31,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:48:31,318 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:48:31,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:31 WrapperNode [2019-09-20 15:48:31,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:31,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:48:31,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:48:31,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:48:31,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:31" (1/1) ... [2019-09-20 15:48:31,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:31" (1/1) ... [2019-09-20 15:48:31,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:31" (1/1) ... [2019-09-20 15:48:31,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:31" (1/1) ... [2019-09-20 15:48:31,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:31" (1/1) ... [2019-09-20 15:48:31,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:31" (1/1) ... [2019-09-20 15:48:31,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:31" (1/1) ... [2019-09-20 15:48:31,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:48:31,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:48:31,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:48:31,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:48:31,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:31" (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 15:48:31,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:48:31,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:48:31,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:48:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:48:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:48:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:48:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:48:31,488 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:48:31,489 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:48:31,489 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:48:31,489 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:48:31,490 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:48:31,490 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:48:31,491 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:48:31,491 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:48:31,491 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:48:31,491 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:48:31,491 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:48:31,491 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:48:31,492 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:48:31,492 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:48:31,492 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:48:31,493 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:48:31,493 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:48:31,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:48:31,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:48:31,494 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:48:31,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:48:31,495 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:48:31,495 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:48:31,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:48:31,495 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:48:31,495 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:48:31,495 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:48:31,496 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:48:31,496 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:48:31,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:48:31,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:48:31,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:48:31,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:48:31,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:48:31,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:48:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:48:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:48:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:48:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:48:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:48:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:48:31,499 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:48:31,500 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:48:31,501 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:48:31,501 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:48:31,501 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:48:31,501 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:48:31,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:48:31,502 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:48:31,502 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:48:31,502 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:48:31,502 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:48:31,503 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:48:31,503 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:48:31,503 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:48:31,503 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:48:31,503 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:48:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:48:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:48:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:48:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:48:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:48:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:48:31,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:48:31,505 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:48:31,505 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:48:31,506 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:48:31,506 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:48:31,506 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:48:31,507 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:48:31,507 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:48:31,507 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:48:31,507 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:48:31,508 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:48:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:48:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:48:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:48:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:48:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:48:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:48:31,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:48:31,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:48:31,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:48:31,512 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:48:31,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:48:31,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:48:31,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:48:31,513 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:48:31,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:48:31,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:48:31,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:48:33,143 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:48:33,144 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:48:33,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:48:33 BoogieIcfgContainer [2019-09-20 15:48:33,145 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:48:33,146 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:48:33,146 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:48:33,146 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:48:33,148 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:48:33" (1/1) ... [2019-09-20 15:48:33,148 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 15:48:33,180 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:48:33,181 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:48:33,190 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:48:33,199 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:48:33,200 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:48:42,098 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:48:43,704 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:48:43,851 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:43,984 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:44,101 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:44,117 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-20 15:48:44,169 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-20 15:48:44,176 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-20 15:48:44,716 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2019-09-20 15:48:45,072 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2019-09-20 15:48:45,621 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:48:46,068 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:48:46,837 WARN L191 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:48:47,306 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:48:47,719 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-20 15:48:48,153 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-20 15:48:48,861 WARN L191 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 540 [2019-09-20 15:48:49,449 WARN L191 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:48:50,591 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 551 DAG size of output: 547 [2019-09-20 15:48:51,275 WARN L191 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:48:52,159 WARN L191 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 543 [2019-09-20 15:48:52,702 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:48:53,551 WARN L191 SmtUtils]: Spent 831.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-20 15:48:54,039 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 15:48:54,068 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 15:48:54,085 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-20 15:48:54,088 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-20 15:48:54,089 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:48:54,090 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:48:54,092 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 638#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-20 15:48:54,106 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:48:54,106 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:48:54,115 INFO L168 Benchmark]: Toolchain (without parser) took 23476.62 ms. Allocated memory was 132.6 MB in the beginning and 734.5 MB in the end (delta: 601.9 MB). Free memory was 87.5 MB in the beginning and 224.0 MB in the end (delta: -136.5 MB). Peak memory consumption was 465.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:54,116 INFO L168 Benchmark]: CDTParser took 1.18 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:48:54,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 680.95 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.3 MB in the beginning and 163.8 MB in the end (delta: -76.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:54,117 INFO L168 Benchmark]: Boogie Preprocessor took 99.94 ms. Allocated memory is still 199.8 MB. Free memory was 163.8 MB in the beginning and 159.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:54,118 INFO L168 Benchmark]: RCFGBuilder took 1725.18 ms. Allocated memory was 199.8 MB in the beginning and 223.9 MB in the end (delta: 24.1 MB). Free memory was 159.4 MB in the beginning and 138.3 MB in the end (delta: 21.1 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:54,119 INFO L168 Benchmark]: Sifa took 20967.24 ms. Allocated memory was 223.9 MB in the beginning and 734.5 MB in the end (delta: 510.7 MB). Free memory was 138.3 MB in the beginning and 224.0 MB in the end (delta: -85.6 MB). Peak memory consumption was 425.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:54,123 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 680.95 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.3 MB in the beginning and 163.8 MB in the end (delta: -76.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.94 ms. Allocated memory is still 199.8 MB. Free memory was 163.8 MB in the beginning and 159.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1725.18 ms. Allocated memory was 199.8 MB in the beginning and 223.9 MB in the end (delta: 24.1 MB). Free memory was 159.4 MB in the beginning and 138.3 MB in the end (delta: 21.1 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. * Sifa took 20967.24 ms. Allocated memory was 223.9 MB in the beginning and 734.5 MB in the end (delta: 510.7 MB). Free memory was 138.3 MB in the beginning and 224.0 MB in the end (delta: -85.6 MB). Peak memory consumption was 425.0 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]: 20912, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 333, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 227, TOOLS_POST_TIME[ms]: 10731, TOOLS_POST_CALL_APPLICATIONS: 93, TOOLS_POST_CALL_TIME[ms]: 279, TOOLS_POST_RETURN_APPLICATIONS: 84, TOOLS_POST_RETURN_TIME[ms]: 144, TOOLS_QUANTIFIERELIM_APPLICATIONS: 404, TOOLS_QUANTIFIERELIM_TIME[ms]: 11036, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10591, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 346, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 98, DOMAIN_JOIN_TIME[ms]: 7701, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 1716, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 50, DOMAIN_ISBOTTOM_APPLICATIONS: 52, DOMAIN_ISBOTTOM_TIME[ms]: 126, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 9780, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9779, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 84, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11040, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11039, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 430, DAG_COMPRESSION_RETAINED_NODES: 242 - UnprovableResult [Line: 44]: 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 638#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...