java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:48:58,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:48:58,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:48:58,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:48:58,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:48:58,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:48:58,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:48:58,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:48:58,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:48:58,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:48:58,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:48:58,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:48:58,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:48:58,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:48:58,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:48:58,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:48:58,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:48:58,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:48:58,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:48:58,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:48:58,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:48:58,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:48:58,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:48:58,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:48:58,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:48:58,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:48:58,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:48:58,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:48:58,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:48:58,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:48:58,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:48:58,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:48:58,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:48:58,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:48:58,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:48:58,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:48:58,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:48:58,715 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:48:58,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:48:58,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:48:58,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:48:58,717 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 15:48:58,740 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:48:58,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:48:58,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:48:58,743 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:48:58,743 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:48:58,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:48:58,744 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:48:58,744 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:48:58,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:48:58,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:48:58,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:48:58,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:48:58,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:48:58,745 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:48:58,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:48:58,745 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:48:58,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:48:58,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:48:58,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:48:58,746 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:48:58,746 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:48:58,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:48:58,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:48:58,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:48:58,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:48:58,748 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:48:58,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:48:58,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:48:58,748 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:48:58,788 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:48:58,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:48:58,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:48:58,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:48:58,811 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:48:58,811 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c [2019-09-20 15:48:58,885 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d879cfa84/0cdde3be71804bf98320de43348f8c7b/FLAGab3f934d6 [2019-09-20 15:48:59,465 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:48:59,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product08.cil.c [2019-09-20 15:48:59,486 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d879cfa84/0cdde3be71804bf98320de43348f8c7b/FLAGab3f934d6 [2019-09-20 15:48:59,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d879cfa84/0cdde3be71804bf98320de43348f8c7b [2019-09-20 15:48:59,754 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:48:59,756 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:48:59,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:59,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:48:59,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:48:59,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:59" (1/1) ... [2019-09-20 15:48:59,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:59, skipping insertion in model container [2019-09-20 15:48:59,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:59" (1/1) ... [2019-09-20 15:48:59,771 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:48:59,828 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:49:00,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:49:00,260 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:49:00,340 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:49:00,390 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:49:00,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:00 WrapperNode [2019-09-20 15:49:00,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:49:00,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:49:00,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:49:00,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:49:00,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:00" (1/1) ... [2019-09-20 15:49:00,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:00" (1/1) ... [2019-09-20 15:49:00,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:00" (1/1) ... [2019-09-20 15:49:00,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:00" (1/1) ... [2019-09-20 15:49:00,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:00" (1/1) ... [2019-09-20 15:49:00,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:00" (1/1) ... [2019-09-20 15:49:00,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:00" (1/1) ... [2019-09-20 15:49:00,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:49:00,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:49:00,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:49:00,497 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:49:00,501 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:49:00" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:49:00,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:49:00,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:49:00,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:49:00,561 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:49:00,562 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:49:00,562 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:49:00,563 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:49:00,563 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:49:00,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:49:00,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:49:00,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:49:00,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:49:00,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:49:00,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:49:00,565 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:49:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:49:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:49:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:49:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:49:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:49:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:49:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:49:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:49:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:49:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:49:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:49:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:49:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:49:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:49:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:49:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:49:00,570 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:49:00,570 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:49:00,570 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:49:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:49:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:49:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:49:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:49:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:49:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:49:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:49:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:49:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:49:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:49:00,572 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:49:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:49:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:49:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:49:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:49:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:49:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:49:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:49:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:49:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:49:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:49:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:49:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:49:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:49:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:49:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:49:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:49:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:49:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:49:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:49:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:49:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:49:00,576 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:49:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:49:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:49:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:49:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:49:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:49:00,577 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:49:00,578 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:49:00,578 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:49:00,579 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:49:00,579 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:49:00,579 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:49:00,580 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:49:00,580 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:49:00,581 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:49:00,582 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:49:00,582 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:49:00,582 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:49:00,582 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:49:00,582 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:49:00,583 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:49:00,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:49:00,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:49:00,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:49:02,157 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:49:02,157 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:49:02,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:49:02 BoogieIcfgContainer [2019-09-20 15:49:02,159 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:49:02,160 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:49:02,160 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:49:02,160 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:49:02,161 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:49:02" (1/1) ... [2019-09-20 15:49:02,162 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:49:02,188 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:49:02,189 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:49:02,198 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:49:02,208 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:49:02,209 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:49:12,573 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:49:14,330 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:49:14,492 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:14,648 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:14,775 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:49:14,801 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:49:14,863 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:49:14,880 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:49:15,119 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:49:15,250 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:49:15,679 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:15,998 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:16,318 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:16,562 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:16,794 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:16,978 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:17,197 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:17,392 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:17,582 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:17,755 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:17,920 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:18,116 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:18,294 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:18,498 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:49:18,947 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:49:19,330 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:49:19,890 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 513 [2019-09-20 15:49:20,204 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:20,554 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 509 [2019-09-20 15:49:20,759 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:49:21,080 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:21,482 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:21,794 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 519 [2019-09-20 15:49:22,095 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:22,705 WARN L191 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:23,470 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:49:23,782 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:49:24,129 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 513 [2019-09-20 15:49:24,298 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:24,543 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 509 [2019-09-20 15:49:24,714 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:49:25,028 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:25,355 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:25,649 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 519 [2019-09-20 15:49:25,943 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:26,523 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:27,390 WARN L191 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:49:27,691 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:49:28,192 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 513 [2019-09-20 15:49:28,587 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:28,815 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 509 [2019-09-20 15:49:28,978 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:49:29,265 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:29,578 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:29,867 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 519 [2019-09-20 15:49:30,168 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:30,725 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:31,507 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:49:31,809 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:49:32,081 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 513 [2019-09-20 15:49:32,248 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:32,476 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 509 [2019-09-20 15:49:32,641 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:49:32,942 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:33,245 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:33,538 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 519 [2019-09-20 15:49:33,846 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:34,411 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:34,785 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:49:35,069 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:49:35,322 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 513 [2019-09-20 15:49:35,487 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:35,676 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 509 [2019-09-20 15:49:35,844 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:49:36,151 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:36,453 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:36,743 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 519 [2019-09-20 15:49:37,054 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:37,626 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:38,091 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:49:38,384 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:49:38,699 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 513 [2019-09-20 15:49:38,871 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:49:39,062 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 509 [2019-09-20 15:49:39,225 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:49:39,517 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:49:39,810 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 519