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_spec5_product43.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:35:01,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:35:01,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:35:01,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:35:01,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:35:01,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:35:01,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:35:01,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:35:01,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:35:01,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:35:01,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:35:01,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:35:01,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:35:01,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:35:01,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:35:01,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:35:01,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:35:01,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:35:01,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:35:01,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:35:01,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:35:01,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:35:01,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:35:01,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:35:01,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:35:01,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:35:01,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:35:01,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:35:01,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:35:01,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:35:01,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:35:01,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:35:01,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:35:01,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:35:01,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:35:01,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:35:01,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:35:01,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:35:01,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:35:01,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:35:01,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:35:01,739 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 10:35:01,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:35:01,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:35:01,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:35:01,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:35:01,755 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:35:01,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:35:01,755 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:35:01,756 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:35:01,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:35:01,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:35:01,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:35:01,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:35:01,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:35:01,757 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:35:01,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:35:01,757 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:35:01,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:35:01,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:35:01,758 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:35:01,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:35:01,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:35:01,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:35:01,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:35:01,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:35:01,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:35:01,759 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:35:01,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:35:01,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:35:01,760 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 10:35:01,795 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:35:01,811 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:35:01,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:35:01,819 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:35:01,820 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:35:01,820 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product43.cil.c [2019-09-17 10:35:01,888 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b052b4f39/d1d0244d2d114b09930fde22b19e4f51/FLAG9410441c7 [2019-09-17 10:35:02,458 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:35:02,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product43.cil.c [2019-09-17 10:35:02,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b052b4f39/d1d0244d2d114b09930fde22b19e4f51/FLAG9410441c7 [2019-09-17 10:35:02,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b052b4f39/d1d0244d2d114b09930fde22b19e4f51 [2019-09-17 10:35:02,719 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:35:02,720 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:35:02,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:35:02,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:35:02,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:35:02,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:35:02" (1/1) ... [2019-09-17 10:35:02,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d428e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:35:02, skipping insertion in model container [2019-09-17 10:35:02,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:35:02" (1/1) ... [2019-09-17 10:35:02,737 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:35:02,793 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:35:03,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:35:03,236 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:35:03,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:35:03,351 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:35:03,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:35:03 WrapperNode [2019-09-17 10:35:03,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:35:03,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:35:03,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:35:03,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:35:03,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:35:03" (1/1) ... [2019-09-17 10:35:03,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:35:03" (1/1) ... [2019-09-17 10:35:03,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:35:03" (1/1) ... [2019-09-17 10:35:03,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:35:03" (1/1) ... [2019-09-17 10:35:03,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:35:03" (1/1) ... [2019-09-17 10:35:03,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:35:03" (1/1) ... [2019-09-17 10:35:03,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:35:03" (1/1) ... [2019-09-17 10:35:03,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:35:03,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:35:03,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:35:03,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:35:03,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:35:03" (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 10:35:03,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:35:03,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:35:03,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:35:03,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:35:03,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:35:03,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:35:03,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:35:03,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:35:03,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:35:03,555 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:35:03,555 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:35:03,556 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:35:03,556 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:35:03,557 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:35:03,557 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:35:03,557 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:35:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 10:35:03,559 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:35:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-17 10:35:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:35:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:35:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:35:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:35:03,560 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:35:03,561 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 10:35:03,561 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 10:35:03,561 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:35:03,561 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:35:03,561 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:35:03,562 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:35:03,562 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:35:03,562 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:35:03,562 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 10:35:03,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 10:35:03,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 10:35:03,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 10:35:03,563 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:35:03,563 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:35:03,563 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:35:03,563 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:35:03,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:35:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:35:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:35:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:35:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:35:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:35:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:35:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:35:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:35:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:35:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:35:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:35:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:35:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:35:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:35:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:35:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:35:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:35:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:35:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:35:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:35:03,567 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:35:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:35:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:35:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:35:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:35:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:35:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:35:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 10:35:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:35:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:35:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:35:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:35:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:35:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:35:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 10:35:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:35:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:35:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:35:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 10:35:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:35:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:35:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:35:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 10:35:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 10:35:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:35:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 10:35:03,574 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 10:35:03,574 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-17 10:35:03,574 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:35:03,574 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:35:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:35:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:35:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:35:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:35:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:35:05,179 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:35:05,180 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:35:05,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:35:05 BoogieIcfgContainer [2019-09-17 10:35:05,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:35:05,182 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:35:05,182 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:35:05,182 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:35:05,183 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:35:05" (1/1) ... [2019-09-17 10:35:05,184 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 10:35:05,213 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:35:05,214 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:35:05,227 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:35:05,243 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:35:05,245 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:35:29,736 WARN L191 SmtUtils]: Spent 14.15 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 10:35:31,439 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:35:35,159 WARN L191 SmtUtils]: Spent 3.71 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 10:35:35,436 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 10:35:35,447 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 119 for LOIs [2019-09-17 10:35:35,503 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 119 for LOIs [2019-09-17 10:35:35,515 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 119 for LOIs [2019-09-17 10:35:36,562 WARN L191 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:35:37,554 WARN L191 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:35:38,562 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:35:39,590 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:35:40,656 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 10:35:41,032 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:35:42,127 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 145 DAG size of output: 138 [2019-09-17 10:35:43,488 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:35:44,634 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:35:45,004 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:35:45,390 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:35:46,457 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 139 DAG size of output: 132 [2019-09-17 10:35:47,650 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:35:48,707 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:35:49,077 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:35:49,437 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:35:50,588 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2019-09-17 10:35:51,006 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:35:52,096 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:35:53,235 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 10:35:54,347 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:35:54,750 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:35:55,131 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:35:56,244 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:35:57,366 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 10:35:58,507 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:35:58,899 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:35:59,281 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:35:59,665 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:36:00,766 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2019-09-17 10:36:01,169 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:36:02,253 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:36:03,348 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 10:36:04,438 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:36:04,819 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:05,196 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:06,307 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:36:07,407 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 10:36:08,476 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:36:08,845 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:09,204 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:09,577 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:36:10,658 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2019-09-17 10:36:11,030 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:36:12,091 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 145 DAG size of output: 138 [2019-09-17 10:36:13,170 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:36:14,207 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:14,574 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:36:14,930 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:36:15,927 WARN L191 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 132 [2019-09-17 10:36:16,954 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:36:17,975 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:18,321 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:36:18,674 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:36:19,745 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2019-09-17 10:36:20,237 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:36:21,280 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:36:22,355 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 10:36:23,418 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:36:23,786 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:24,144 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:25,196 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:36:26,269 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 10:36:27,312 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:36:27,675 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:28,037 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:28,397 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:36:29,512 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2019-09-17 10:36:29,898 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:36:30,998 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:36:32,101 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 10:36:33,224 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:36:33,598 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:33,993 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:35,106 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:36:36,230 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 10:36:37,376 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:36:37,751 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:38,121 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:38,503 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:36:39,629 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2019-09-17 10:36:40,020 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:36:41,122 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:36:42,231 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 10:36:43,336 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:36:43,718 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:44,102 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:45,214 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:36:46,335 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 10:36:47,440 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:36:47,824 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:48,195 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:49,311 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:36:50,397 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:36:50,764 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:36:51,846 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 145 DAG size of output: 138 [2019-09-17 10:36:52,904 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:36:53,960 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:54,329 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:36:54,692 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:36:55,695 WARN L191 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 132 [2019-09-17 10:36:56,762 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:36:57,812 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:36:58,175 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:36:58,532 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:36:59,606 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 10:37:00,635 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 10:37:00,965 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:37:01,292 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:37:02,306 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 145 DAG size of output: 136 [2019-09-17 10:37:03,329 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 145 DAG size of output: 136 [2019-09-17 10:37:03,682 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 10:37:04,752 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 145 DAG size of output: 138 [2019-09-17 10:37:05,770 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:37:06,800 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:37:07,153 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:07,494 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:08,495 WARN L191 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 132 [2019-09-17 10:37:09,513 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:37:10,530 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:37:10,894 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:11,257 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:12,343 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2019-09-17 10:37:12,714 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:37:13,771 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:37:14,829 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 10:37:15,880 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:37:16,244 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:37:16,607 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:37:17,652 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:37:18,713 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 10:37:19,782 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:37:20,144 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:37:20,504 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:37:20,868 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:37:21,921 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 143 DAG size of output: 139 [2019-09-17 10:37:22,289 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:37:23,344 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:37:24,408 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 10:37:25,474 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:37:25,836 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:37:26,194 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:37:27,249 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 146 DAG size of output: 140 [2019-09-17 10:37:28,320 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 144 DAG size of output: 140 [2019-09-17 10:37:29,380 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 10:37:29,746 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:37:30,108 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:37:30,478 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:37:31,487 WARN L191 SmtUtils]: Spent 999.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 10:37:32,471 WARN L191 SmtUtils]: Spent 979.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 10:37:32,805 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:37:33,824 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 143 DAG size of output: 136 [2019-09-17 10:37:34,850 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2019-09-17 10:37:35,856 WARN L191 SmtUtils]: Spent 993.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:37:36,208 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:36,552 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:37:37,605 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 10:37:37,939 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:37:37,941 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:37:37,943 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 109 for LOIs [2019-09-17 10:37:38,637 WARN L191 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 106 [2019-09-17 10:37:39,339 WARN L191 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 106 [2019-09-17 10:37:40,075 WARN L191 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 106 [2019-09-17 10:37:40,076 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 106 for LOIs [2019-09-17 10:37:40,080 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 107 for LOIs [2019-09-17 10:37:40,319 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-17 10:37:40,319 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:37:40,320 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:37:40,322 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 976#(and (<= |#t~string58.offset| 0) (<= 0 |#t~string27.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string18.offset|) (<= 0 |#t~string67.offset|) (<= 0 |#t~string46.offset|) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string44.offset|) (<= |#t~string44.offset| 0) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string21.offset| 0) (<= 0 |#t~string48.offset|) (<= |#t~string61.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 ~systemActive~0) (<= |#t~string50.offset| 0) (<= 0 |#t~string50.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= |#t~string46.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string19.offset| 0) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string28.offset|)) [2019-09-17 10:37:40,339 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:37:40,339 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:37:40,341 INFO L168 Benchmark]: Toolchain (without parser) took 157620.12 ms. Allocated memory was 138.9 MB in the beginning and 194.0 MB in the end (delta: 55.1 MB). Free memory was 86.2 MB in the beginning and 66.1 MB in the end (delta: 20.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 7.1 GB. [2019-09-17 10:37:40,342 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:37:40,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.25 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 86.0 MB in the beginning and 165.5 MB in the end (delta: -79.5 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2019-09-17 10:37:40,344 INFO L168 Benchmark]: Boogie Preprocessor took 120.14 ms. Allocated memory is still 199.2 MB. Free memory was 165.5 MB in the beginning and 160.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-17 10:37:40,345 INFO L168 Benchmark]: RCFGBuilder took 1708.08 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 160.8 MB in the beginning and 143.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. [2019-09-17 10:37:40,346 INFO L168 Benchmark]: Sifa took 155157.33 ms. Allocated memory was 222.3 MB in the beginning and 194.0 MB in the end (delta: -28.3 MB). Free memory was 143.5 MB in the beginning and 66.1 MB in the end (delta: 77.4 MB). Peak memory consumption was 49.1 MB. Max. memory is 7.1 GB. [2019-09-17 10:37:40,348 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 631.25 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 86.0 MB in the beginning and 165.5 MB in the end (delta: -79.5 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.14 ms. Allocated memory is still 199.2 MB. Free memory was 165.5 MB in the beginning and 160.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1708.08 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 160.8 MB in the beginning and 143.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. * Sifa took 155157.33 ms. Allocated memory was 222.3 MB in the beginning and 194.0 MB in the end (delta: -28.3 MB). Free memory was 143.5 MB in the beginning and 66.1 MB in the end (delta: 77.4 MB). Peak memory consumption was 49.1 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]: 155109, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 649, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 456, TOOLS_POST_TIME[ms]: 30036, TOOLS_POST_CALL_APPLICATIONS: 152, TOOLS_POST_CALL_TIME[ms]: 262, TOOLS_POST_RETURN_APPLICATIONS: 145, TOOLS_POST_RETURN_TIME[ms]: 137, TOOLS_QUANTIFIERELIM_APPLICATIONS: 752, TOOLS_QUANTIFIERELIM_TIME[ms]: 30217, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29826, FLUID_QUERY_TIME[ms]: 25, FLUID_QUERIES: 678, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 207, DOMAIN_JOIN_TIME[ms]: 123991, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 14, DOMAIN_WIDEN_TIME[ms]: 27, DOMAIN_ISSUBSETEQ_APPLICATIONS: 29, DOMAIN_ISSUBSETEQ_TIME[ms]: 87, DOMAIN_ISBOTTOM_APPLICATIONS: 123, DOMAIN_ISBOTTOM_TIME[ms]: 344, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 102508, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 102507, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 29, CALL_SUMMARIZER_APPLICATIONS: 145, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30581, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30579, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 586, DAG_COMPRESSION_RETAINED_NODES: 313 - UnprovableResult [Line: 961]: 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 976#(and (<= |#t~string58.offset| 0) (<= 0 |#t~string27.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string18.offset|) (<= 0 |#t~string67.offset|) (<= 0 |#t~string46.offset|) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string44.offset|) (<= |#t~string44.offset| 0) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string21.offset| 0) (<= 0 |#t~string48.offset|) (<= |#t~string61.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 ~systemActive~0) (<= |#t~string50.offset| 0) (<= 0 |#t~string50.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= |#t~string46.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string19.offset| 0) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...