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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 10:03:22,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 10:03:22,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 10:03:22,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 10:03:22,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 10:03:22,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 10:03:22,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 10:03:22,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 10:03:22,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 10:03:22,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 10:03:22,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 10:03:22,714 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 10:03:22,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 10:03:22,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 10:03:22,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 10:03:22,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 10:03:22,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 10:03:22,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 10:03:22,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 10:03:22,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 10:03:22,723 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 10:03:22,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 10:03:22,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 10:03:22,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 10:03:22,728 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 10:03:22,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 10:03:22,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 10:03:22,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 10:03:22,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 10:03:22,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 10:03:22,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 10:03:22,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 10:03:22,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 10:03:22,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 10:03:22,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 10:03:22,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 10:03:22,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 10:03:22,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 10:03:22,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 10:03:22,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 10:03:22,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 10:03:22,738 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 [2019-09-21 10:03:22,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 10:03:22,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 10:03:22,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 10:03:22,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 10:03:22,755 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 10:03:22,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 10:03:22,755 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 10:03:22,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 10:03:22,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 10:03:22,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 10:03:22,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 10:03:22,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 10:03:22,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 10:03:22,756 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 10:03:22,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 10:03:22,757 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 10:03:22,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 10:03:22,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 10:03:22,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 10:03:22,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 10:03:22,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 10:03:22,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 10:03:22,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 10:03:22,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 10:03:22,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 10:03:22,759 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 10:03:22,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 10:03:22,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 10:03:22,759 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 10:03:22,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 10:03:22,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 10:03:22,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 10:03:22,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 10:03:22,819 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 10:03:22,819 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product19.cil.c [2019-09-21 10:03:22,882 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1ad2b650/5d1220b3e4124a4dbae9e62f7b80f582/FLAG4bd3f1a5f [2019-09-21 10:03:23,433 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 10:03:23,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product19.cil.c [2019-09-21 10:03:23,449 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1ad2b650/5d1220b3e4124a4dbae9e62f7b80f582/FLAG4bd3f1a5f [2019-09-21 10:03:23,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1ad2b650/5d1220b3e4124a4dbae9e62f7b80f582 [2019-09-21 10:03:23,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 10:03:23,688 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 10:03:23,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 10:03:23,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 10:03:23,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 10:03:23,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:03:23" (1/1) ... [2019-09-21 10:03:23,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1316cd59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:23, skipping insertion in model container [2019-09-21 10:03:23,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:03:23" (1/1) ... [2019-09-21 10:03:23,703 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 10:03:23,753 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 10:03:24,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 10:03:24,201 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 10:03:24,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 10:03:24,357 INFO L192 MainTranslator]: Completed translation [2019-09-21 10:03:24,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:24 WrapperNode [2019-09-21 10:03:24,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 10:03:24,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 10:03:24,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 10:03:24,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 10:03:24,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:24" (1/1) ... [2019-09-21 10:03:24,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:24" (1/1) ... [2019-09-21 10:03:24,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:24" (1/1) ... [2019-09-21 10:03:24,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:24" (1/1) ... [2019-09-21 10:03:24,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:24" (1/1) ... [2019-09-21 10:03:24,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:24" (1/1) ... [2019-09-21 10:03:24,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:24" (1/1) ... [2019-09-21 10:03:24,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 10:03:24,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 10:03:24,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 10:03:24,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 10:03:24,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:03:24" (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 [2019-09-21 10:03:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 10:03:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 10:03:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 10:03:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 10:03:24,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 10:03:24,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 10:03:24,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 10:03:24,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 10:03:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 10:03:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 10:03:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 10:03:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 10:03:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 10:03:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 10:03:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 10:03:24,526 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 10:03:24,528 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 10:03:24,528 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 10:03:24,528 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 10:03:24,528 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 10:03:24,529 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 10:03:24,529 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 10:03:24,529 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 10:03:24,530 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 10:03:24,530 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 10:03:24,530 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 10:03:24,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 10:03:24,530 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 10:03:24,530 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 10:03:24,530 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 10:03:24,531 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 10:03:24,531 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 10:03:24,531 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 10:03:24,531 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 10:03:24,531 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 10:03:24,531 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 10:03:24,532 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 10:03:24,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-21 10:03:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 10:03:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 10:03:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 10:03:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 10:03:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 10:03:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 10:03:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 10:03:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 10:03:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 10:03:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 10:03:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 10:03:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 10:03:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 10:03:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 10:03:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 10:03:24,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 10:03:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 10:03:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 10:03:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 10:03:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 10:03:24,535 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 10:03:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 10:03:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 10:03:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 10:03:24,536 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 10:03:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 10:03:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 10:03:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 10:03:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 10:03:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 10:03:24,537 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 10:03:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 10:03:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 10:03:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-21 10:03:24,538 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 10:03:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 10:03:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 10:03:24,539 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 10:03:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 10:03:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 10:03:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 10:03:24,540 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 10:03:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 10:03:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 10:03:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 10:03:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 10:03:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 10:03:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 10:03:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 10:03:24,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 10:03:24,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 10:03:24,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 10:03:26,310 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 10:03:26,311 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 10:03:26,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:03:26 BoogieIcfgContainer [2019-09-21 10:03:26,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 10:03:26,313 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 10:03:26,313 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 10:03:26,314 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 10:03:26,315 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:03:26" (1/1) ... [2019-09-21 10:03:26,316 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 10:03:26,349 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 10:03:26,350 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 10:03:26,361 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 10:03:26,372 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 10:03:26,373 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 10:03:35,211 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 10:03:36,961 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 10:03:37,121 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:03:37,267 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:03:37,392 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:03:37,647 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 10:03:37,681 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-09-21 10:03:37,752 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-09-21 10:03:37,758 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-09-21 10:03:38,379 WARN L191 SmtUtils]: Spent 552.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:03:38,818 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:03:39,453 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:03:39,812 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:03:40,158 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:03:40,498 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:03:41,180 WARN L191 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 594 [2019-09-21 10:03:41,805 WARN L191 SmtUtils]: Spent 623.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-09-21 10:03:42,472 WARN L191 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 593 [2019-09-21 10:03:43,451 WARN L191 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 619 DAG size of output: 619 [2019-09-21 10:03:44,276 WARN L191 SmtUtils]: Spent 823.00 ms on a formula simplification that was a NOOP. DAG size: 619 [2019-09-21 10:03:46,186 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 622 DAG size of output: 622 [2019-09-21 10:03:46,693 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 594 [2019-09-21 10:03:47,158 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-09-21 10:03:47,775 WARN L191 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 593 [2019-09-21 10:03:49,082 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 634 [2019-09-21 10:03:50,346 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 634 [2019-09-21 10:03:52,154 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 635 DAG size of output: 635 [2019-09-21 10:03:53,372 WARN L191 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 641 DAG size of output: 627 [2019-09-21 10:03:54,006 WARN L191 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 627 [2019-09-21 10:03:54,778 WARN L191 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 627 [2019-09-21 10:03:55,513 WARN L191 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 631 [2019-09-21 10:03:56,206 WARN L191 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 631 [2019-09-21 10:03:57,136 WARN L191 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 632 [2019-09-21 10:03:59,095 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 638 [2019-09-21 10:04:00,113 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 638 [2019-09-21 10:04:01,371 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 639 DAG size of output: 639 [2019-09-21 10:04:02,409 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 638 [2019-09-21 10:04:03,427 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 638