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 IntervalDomain --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_spec2_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:21:35,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:21:35,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:21:35,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:21:35,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:21:35,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:21:35,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:21:35,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:21:35,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:21:35,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:21:35,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:21:35,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:21:35,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:21:35,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:21:35,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:21:35,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:21:35,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:21:35,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:21:35,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:21:35,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:21:35,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:21:35,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:21:35,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:21:35,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:21:35,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:21:35,736 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:21:35,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:21:35,737 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:21:35,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:21:35,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:21:35,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:21:35,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:21:35,740 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:21:35,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:21:35,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:21:35,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:21:35,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:21:35,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:21:35,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:21:35,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:21:35,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:21:35,746 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 [2019-09-17 10:21:35,760 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:21:35,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:21:35,762 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:21:35,762 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:21:35,762 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:21:35,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:21:35,763 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:21:35,763 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:21:35,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:21:35,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:21:35,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:21:35,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:21:35,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:21:35,764 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:21:35,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:21:35,764 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:21:35,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:21:35,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:21:35,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:21:35,765 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:21:35,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:21:35,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:21:35,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:21:35,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:21:35,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:21:35,766 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:21:35,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:21:35,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:21:35,767 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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 [2019-09-17 10:21:35,799 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:21:35,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:21:35,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:21:35,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:21:35,823 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:21:35,824 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-09-17 10:21:35,899 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd6933ed0/37c6e3e248b6462c95bd47a4b647c67b/FLAGf5af53b6c [2019-09-17 10:21:36,450 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:21:36,451 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-09-17 10:21:36,479 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd6933ed0/37c6e3e248b6462c95bd47a4b647c67b/FLAGf5af53b6c [2019-09-17 10:21:36,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd6933ed0/37c6e3e248b6462c95bd47a4b647c67b [2019-09-17 10:21:36,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:21:36,762 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:21:36,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:21:36,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:21:36,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:21:36,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:21:36" (1/1) ... [2019-09-17 10:21:36,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79283b86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:36, skipping insertion in model container [2019-09-17 10:21:36,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:21:36" (1/1) ... [2019-09-17 10:21:36,779 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:21:36,832 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:21:37,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:21:37,301 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:21:37,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:21:37,418 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:21:37,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:37 WrapperNode [2019-09-17 10:21:37,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:21:37,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:21:37,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:21:37,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:21:37,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:37" (1/1) ... [2019-09-17 10:21:37,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:37" (1/1) ... [2019-09-17 10:21:37,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:37" (1/1) ... [2019-09-17 10:21:37,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:37" (1/1) ... [2019-09-17 10:21:37,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:37" (1/1) ... [2019-09-17 10:21:37,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:37" (1/1) ... [2019-09-17 10:21:37,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:37" (1/1) ... [2019-09-17 10:21:37,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:21:37,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:21:37,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:21:37,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:21:37,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:21:37" (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 [2019-09-17 10:21:37,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:21:37,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:21:37,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:21:37,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 10:21:37,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 10:21:37,582 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:21:37,583 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:21:37,583 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:21:37,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:21:37,583 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:21:37,583 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:21:37,584 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 10:21:37,584 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:21:37,584 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:21:37,585 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 10:21:37,585 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 10:21:37,587 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:21:37,587 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:21:37,587 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:21:37,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:21:37,588 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:21:37,588 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:21:37,588 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 10:21:37,588 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 10:21:37,588 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 10:21:37,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:21:37,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:21:37,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:21:37,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:21:37,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:21:37,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:21:37,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:21:37,590 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:21:37,590 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:21:37,590 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:21:37,590 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:21:37,590 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:21:37,591 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:21:37,591 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:21:37,591 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:21:37,591 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:21:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:21:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:21:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:21:37,592 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:21:37,592 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:21:37,592 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:21:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 10:21:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 10:21:37,593 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:21:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:21:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:21:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:21:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:21:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 10:21:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:21:37,594 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 10:21:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 10:21:37,595 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:21:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:21:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:21:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:21:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:21:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:21:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:21:37,596 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 10:21:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 10:21:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 10:21:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:21:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:21:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:21:37,597 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:21:37,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:21:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:21:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:21:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:21:37,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:21:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:21:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:21:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:21:37,600 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:21:37,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:21:37,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:21:37,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:21:37,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:21:37,601 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:21:37,602 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:21:37,602 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:21:37,603 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:21:37,603 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:21:37,603 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:21:37,603 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:21:37,603 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:21:37,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:21:37,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:21:37,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:21:39,227 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:21:39,228 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:21:39,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:21:39 BoogieIcfgContainer [2019-09-17 10:21:39,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:21:39,231 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:21:39,231 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:21:39,231 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:21:39,232 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:21:39" (1/1) ... [2019-09-17 10:21:39,233 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 [2019-09-17 10:21:39,271 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:21:39,272 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:21:39,286 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:21:39,300 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:21:39,302 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:22:03,111 WARN L191 SmtUtils]: Spent 14.88 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 10:22:04,860 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:22:09,003 WARN L191 SmtUtils]: Spent 4.14 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 10:22:09,309 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 10:22:09,326 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 119 for LOIs [2019-09-17 10:22:09,401 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 119 for LOIs [2019-09-17 10:22:09,416 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 119 for LOIs [2019-09-17 10:22:10,474 WARN L191 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:22:10,891 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:12,078 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 10:22:13,384 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:22:14,330 WARN L191 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2019-09-17 10:22:14,661 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:22:15,768 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:22:16,812 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:22:17,725 WARN L191 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2019-09-17 10:22:18,626 WARN L191 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2019-09-17 10:22:19,499 WARN L191 SmtUtils]: Spent 871.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2019-09-17 10:22:20,407 WARN L191 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2019-09-17 10:22:21,294 WARN L191 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2019-09-17 10:22:21,630 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:22:22,671 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:22:23,041 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:24,088 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:25,107 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:22:26,128 WARN L191 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:22:26,474 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:27,509 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:22:28,530 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:22:29,533 WARN L191 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:22:29,932 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:30,265 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:31,274 WARN L191 SmtUtils]: Spent 980.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:22:31,620 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:32,676 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:33,717 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:22:34,704 WARN L191 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:22:35,046 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:36,213 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:22:37,245 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:22:38,232 WARN L191 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:22:38,710 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:39,131 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:40,136 WARN L191 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:22:40,488 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:41,550 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:42,690 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:22:43,686 WARN L191 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:22:44,024 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:45,069 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:22:46,090 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:22:46,992 WARN L191 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 124 [2019-09-17 10:22:47,318 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:22:48,320 WARN L191 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:22:48,671 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:49,719 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:50,755 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:22:51,739 WARN L191 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:22:52,081 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:53,111 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:22:54,169 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:22:55,245 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:22:55,594 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:55,951 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:22:57,002 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:22:57,378 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:22:58,469 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:22:59,535 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:23:00,565 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:23:00,920 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:02,023 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:23:03,091 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:23:04,130 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:23:04,493 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:04,894 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:05,938 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:23:06,299 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:07,387 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:08,464 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:23:09,542 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:23:09,893 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:10,996 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:23:12,048 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:23:12,995 WARN L191 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 124 [2019-09-17 10:23:13,328 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:23:14,380 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:23:14,763 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:15,841 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:16,924 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:23:17,942 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:23:18,290 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:19,363 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:23:20,417 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:23:21,468 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:23:21,814 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:22,158 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:23,189 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:23:23,543 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:24,591 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:25,621 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:23:26,653 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:23:26,994 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:28,050 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:23:29,077 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:23:30,084 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:23:30,425 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:30,770 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:31,779 WARN L191 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:23:32,144 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:33,188 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:34,217 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:23:35,209 WARN L191 SmtUtils]: Spent 979.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:23:35,557 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:36,588 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:23:37,630 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:23:38,524 WARN L191 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 124 [2019-09-17 10:23:38,842 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:23:39,857 WARN L191 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:23:40,217 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:41,288 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:42,317 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:23:43,331 WARN L191 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:23:43,691 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:44,723 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:23:45,748 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:23:46,731 WARN L191 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:23:47,072 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:47,410 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:48,429 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:23:48,773 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:49,814 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:23:50,829 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:23:51,859 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:23:52,222 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:53,319 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:23:54,388 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:23:55,452 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:23:55,813 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:56,173 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:23:56,515 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:23:57,559 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:23:57,940 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:23:59,016 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:24:00,092 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:24:01,122 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:24:01,481 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:24:02,558 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:24:03,613 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:24:04,627 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:24:04,981 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:24:05,326 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:24:06,389 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 138 DAG size of output: 134 [2019-09-17 10:24:06,756 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:24:07,853 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 146 [2019-09-17 10:24:08,929 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 10:24:09,954 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:24:10,308 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:24:11,390 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:24:12,458 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:24:13,492 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 137 DAG size of output: 133 [2019-09-17 10:24:13,840 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:24:14,195 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:24:15,126 WARN L191 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2019-09-17 10:24:15,468 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:24:16,514 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:24:17,549 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:24:17,896 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:24:18,250 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:24:19,155 WARN L191 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2019-09-17 10:24:19,486 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:24:20,486 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:24:21,407 WARN L191 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2019-09-17 10:24:21,754 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:24:22,105 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:24:22,107 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:24:22,109 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 108 for LOIs [2019-09-17 10:24:22,775 WARN L191 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 102 [2019-09-17 10:24:23,436 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2019-09-17 10:24:24,095 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2019-09-17 10:24:24,097 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 102 for LOIs [2019-09-17 10:24:24,102 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 102 for LOIs [2019-09-17 10:24:24,317 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-17 10:24:24,317 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:24:24,317 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:24:24,320 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1222#(and (<= |#t~string58.offset| 0) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string11.offset|) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string26.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= |#t~string9.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string11.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string59.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string5.offset|) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= 0 |#t~string34.offset|) (<= 0 |#t~string55.offset|) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string26.offset| 0) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)) [2019-09-17 10:24:24,335 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:24:24,335 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:24:24,337 INFO L168 Benchmark]: Toolchain (without parser) took 167576.59 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 84.9 MB in the beginning and 102.3 MB in the end (delta: -17.4 MB). Peak memory consumption was 49.7 MB. Max. memory is 7.1 GB. [2019-09-17 10:24:24,337 INFO L168 Benchmark]: CDTParser took 1.44 ms. Allocated memory is still 134.2 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-17 10:24:24,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.16 ms. Allocated memory was 134.2 MB in the beginning and 198.7 MB in the end (delta: 64.5 MB). Free memory was 84.7 MB in the beginning and 163.9 MB in the end (delta: -79.3 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-09-17 10:24:24,338 INFO L168 Benchmark]: Boogie Preprocessor took 87.93 ms. Allocated memory is still 198.7 MB. Free memory was 163.9 MB in the beginning and 160.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-17 10:24:24,339 INFO L168 Benchmark]: RCFGBuilder took 1722.21 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 160.1 MB in the beginning and 144.5 MB in the end (delta: 15.6 MB). Peak memory consumption was 93.1 MB. Max. memory is 7.1 GB. [2019-09-17 10:24:24,340 INFO L168 Benchmark]: Sifa took 165104.79 ms. Allocated memory was 220.7 MB in the beginning and 201.3 MB in the end (delta: -19.4 MB). Free memory was 144.5 MB in the beginning and 102.3 MB in the end (delta: 42.2 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2019-09-17 10:24:24,343 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.44 ms. Allocated memory is still 134.2 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 656.16 ms. Allocated memory was 134.2 MB in the beginning and 198.7 MB in the end (delta: 64.5 MB). Free memory was 84.7 MB in the beginning and 163.9 MB in the end (delta: -79.3 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.93 ms. Allocated memory is still 198.7 MB. Free memory was 163.9 MB in the beginning and 160.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1722.21 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 160.1 MB in the beginning and 144.5 MB in the end (delta: 15.6 MB). Peak memory consumption was 93.1 MB. Max. memory is 7.1 GB. * Sifa took 165104.79 ms. Allocated memory was 220.7 MB in the beginning and 201.3 MB in the end (delta: -19.4 MB). Free memory was 144.5 MB in the beginning and 102.3 MB in the end (delta: 42.2 MB). Peak memory consumption was 22.8 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]: 165049, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 827, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 550, TOOLS_POST_TIME[ms]: 29871, TOOLS_POST_CALL_APPLICATIONS: 221, TOOLS_POST_CALL_TIME[ms]: 412, TOOLS_POST_RETURN_APPLICATIONS: 214, TOOLS_POST_RETURN_TIME[ms]: 208, TOOLS_QUANTIFIERELIM_APPLICATIONS: 984, TOOLS_QUANTIFIERELIM_TIME[ms]: 30204, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29612, FLUID_QUERY_TIME[ms]: 27, FLUID_QUERIES: 865, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 216, DOMAIN_JOIN_TIME[ms]: 133691, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 19, DOMAIN_WIDEN_TIME[ms]: 42, DOMAIN_ISSUBSETEQ_APPLICATIONS: 38, DOMAIN_ISSUBSETEQ_TIME[ms]: 148, DOMAIN_ISBOTTOM_APPLICATIONS: 144, DOMAIN_ISBOTTOM_TIME[ms]: 429, LOOP_SUMMARIZER_APPLICATIONS: 19, LOOP_SUMMARIZER_CACHE_MISSES: 19, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 115850, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 115850, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 38, CALL_SUMMARIZER_APPLICATIONS: 214, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30246, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30245, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 51, DAG_COMPRESSION_PROCESSED_NODES: 643, DAG_COMPRESSION_RETAINED_NODES: 357 - UnprovableResult [Line: 829]: 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 1222#(and (<= |#t~string58.offset| 0) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string11.offset|) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string26.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= |#t~string9.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string11.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string59.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string5.offset|) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= 0 |#t~string34.offset|) (<= 0 |#t~string55.offset|) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string26.offset| 0) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...