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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:55:01,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:55:01,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:55:01,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:55:01,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:55:01,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:55:01,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:55:01,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:55:01,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:55:01,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:55:01,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:55:01,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:55:01,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:55:01,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:55:01,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:55:01,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:55:01,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:55:01,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:55:01,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:55:01,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:55:01,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:55:01,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:55:01,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:55:01,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:55:01,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:55:01,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:55:01,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:55:01,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:55:01,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:55:01,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:55:01,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:55:01,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:55:01,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:55:01,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:55:01,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:55:01,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:55:01,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:55:01,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:55:01,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:55:01,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:55:01,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:55:01,667 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 [2019-10-15 06:55:01,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:55:01,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:55:01,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:55:01,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:55:01,684 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:55:01,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:55:01,685 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:55:01,685 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:55:01,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:55:01,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:55:01,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:55:01,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:55:01,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:55:01,686 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:55:01,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:55:01,687 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:55:01,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:55:01,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:55:01,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:55:01,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:55:01,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:55:01,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:55:01,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:55:01,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:55:01,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:55:01,690 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:55:01,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:55:01,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:55:01,690 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:55:01,980 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:55:01,994 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:55:01,999 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:55:02,001 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:55:02,001 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:55:02,002 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2019-10-15 06:55:02,085 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50d3e7287/1e38b72707954d75bb871af21a075813/FLAG68561c173 [2019-10-15 06:55:02,692 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:55:02,692 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2019-10-15 06:55:02,703 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50d3e7287/1e38b72707954d75bb871af21a075813/FLAG68561c173 [2019-10-15 06:55:02,994 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50d3e7287/1e38b72707954d75bb871af21a075813 [2019-10-15 06:55:03,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:55:03,006 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:55:03,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:55:03,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:55:03,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:55:03,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:55:02" (1/1) ... [2019-10-15 06:55:03,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a78272c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:03, skipping insertion in model container [2019-10-15 06:55:03,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:55:02" (1/1) ... [2019-10-15 06:55:03,025 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:55:03,073 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:55:03,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:55:03,602 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:55:03,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:55:03,786 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:55:03,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:03 WrapperNode [2019-10-15 06:55:03,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:55:03,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:55:03,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:55:03,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:55:03,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:03" (1/1) ... [2019-10-15 06:55:03,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:03" (1/1) ... [2019-10-15 06:55:03,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:03" (1/1) ... [2019-10-15 06:55:03,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:03" (1/1) ... [2019-10-15 06:55:03,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:03" (1/1) ... [2019-10-15 06:55:03,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:03" (1/1) ... [2019-10-15 06:55:03,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:03" (1/1) ... [2019-10-15 06:55:03,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:55:03,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:55:03,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:55:03,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:55:03,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:03" (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 [2019-10-15 06:55:03,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:55:03,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:55:03,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:55:03,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:55:03,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:55:03,947 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:55:03,947 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:55:03,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 06:55:03,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 06:55:03,947 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:55:03,947 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:55:03,948 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:55:03,948 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:55:03,948 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:55:03,948 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:55:03,949 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:55:03,951 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:55:03,952 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:55:03,952 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:55:03,952 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:55:03,952 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 06:55:03,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:55:03,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:55:03,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:55:03,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:55:03,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:55:03,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:55:03,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:55:03,954 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:55:03,954 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:55:03,954 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:55:03,954 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:55:03,954 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:55:03,955 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:55:03,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:55:03,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:55:03,955 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:55:03,956 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 06:55:03,956 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 06:55:03,956 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:55:03,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:55:03,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:55:03,957 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:55:03,957 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:55:03,957 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:55:03,957 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:55:03,957 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:55:03,957 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:55:03,958 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:55:03,958 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:55:03,958 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 06:55:03,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 06:55:03,959 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:55:03,959 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:55:03,959 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:55:03,959 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:55:03,959 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:55:03,959 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:55:03,960 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:55:03,960 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:55:03,960 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:55:03,960 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:55:03,960 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:55:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:55:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:55:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 06:55:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:55:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:55:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:55:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:55:03,962 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:55:03,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:55:03,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:55:03,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:55:03,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:55:03,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:55:03,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:55:03,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:55:03,964 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:55:03,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:55:03,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:55:03,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:55:03,966 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:55:03,966 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:55:03,966 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:55:03,966 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 06:55:03,967 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:55:03,968 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:55:03,968 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 06:55:03,968 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:55:03,968 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:55:03,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:55:03,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:55:03,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:55:05,457 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:55:05,457 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:55:05,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:55:05 BoogieIcfgContainer [2019-10-15 06:55:05,459 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:55:05,459 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:55:05,459 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:55:05,459 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:55:05,461 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:55:05" (1/1) ... [2019-10-15 06:55:05,461 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:55:05,486 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:55:05,487 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:55:05,496 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:55:05,504 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:55:05,506 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:55:15,448 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-15 06:55:17,127 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:55:17,268 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:55:17,404 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:55:17,564 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:55:17,885 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:55:17,904 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 550 for LOIs [2019-10-15 06:55:17,966 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 548 for LOIs [2019-10-15 06:55:17,997 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 548 for LOIs [2019-10-15 06:55:18,688 WARN L191 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:55:19,298 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:55:19,748 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:55:20,213 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:55:20,574 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:55:20,952 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:55:21,297 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:55:21,650 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:55:22,025 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:55:22,726 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 185 [2019-10-15 06:55:23,326 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2019-10-15 06:55:23,892 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-10-15 06:55:24,112 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-10-15 06:55:25,647 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 06:55:25,811 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 06:55:26,077 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 185 [2019-10-15 06:55:27,276 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 186 [2019-10-15 06:55:27,827 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-15 06:55:28,077 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-15 06:55:29,117 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-10-15 06:55:29,392 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-10-15 06:55:30,672 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 610 [2019-10-15 06:55:31,024 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-15 06:55:32,984 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-10-15 06:55:39,906 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 193