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_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 18:32:01,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 18:32:01,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 18:32:02,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 18:32:02,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 18:32:02,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 18:32:02,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 18:32:02,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 18:32:02,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 18:32:02,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 18:32:02,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 18:32:02,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 18:32:02,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 18:32:02,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 18:32:02,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 18:32:02,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 18:32:02,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 18:32:02,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 18:32:02,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 18:32:02,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 18:32:02,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 18:32:02,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 18:32:02,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 18:32:02,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 18:32:02,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 18:32:02,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 18:32:02,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 18:32:02,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 18:32:02,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 18:32:02,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 18:32:02,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 18:32:02,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 18:32:02,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 18:32:02,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 18:32:02,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 18:32:02,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 18:32:02,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 18:32:02,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 18:32:02,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 18:32:02,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 18:32:02,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 18:32:02,078 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-17 18:32:02,100 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 18:32:02,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 18:32:02,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 18:32:02,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 18:32:02,103 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 18:32:02,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 18:32:02,104 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 18:32:02,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 18:32:02,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 18:32:02,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 18:32:02,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 18:32:02,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 18:32:02,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 18:32:02,106 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 18:32:02,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 18:32:02,107 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 18:32:02,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 18:32:02,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 18:32:02,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 18:32:02,107 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 18:32:02,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 18:32:02,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 18:32:02,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 18:32:02,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 18:32:02,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 18:32:02,109 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 18:32:02,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 18:32:02,109 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 18:32:02,109 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_DDA [2019-09-17 18:32:02,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 18:32:02,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 18:32:02,187 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 18:32:02,189 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 18:32:02,189 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 18:32:02,190 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product60.cil.c [2019-09-17 18:32:02,260 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ff18c108/23230572a3e849da80051302da1aecae/FLAGdd22ac4de [2019-09-17 18:32:02,796 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 18:32:02,796 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product60.cil.c [2019-09-17 18:32:02,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ff18c108/23230572a3e849da80051302da1aecae/FLAGdd22ac4de [2019-09-17 18:32:03,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ff18c108/23230572a3e849da80051302da1aecae [2019-09-17 18:32:03,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 18:32:03,087 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 18:32:03,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 18:32:03,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 18:32:03,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 18:32:03,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:32:03" (1/1) ... [2019-09-17 18:32:03,095 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 17.09 06:32:03, skipping insertion in model container [2019-09-17 18:32:03,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:32:03" (1/1) ... [2019-09-17 18:32:03,102 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 18:32:03,145 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 18:32:03,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 18:32:03,590 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 18:32:03,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 18:32:03,731 INFO L192 MainTranslator]: Completed translation [2019-09-17 18:32:03,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:32:03 WrapperNode [2019-09-17 18:32:03,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 18:32:03,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 18:32:03,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 18:32:03,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 18:32:03,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:32:03" (1/1) ... [2019-09-17 18:32:03,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:32:03" (1/1) ... [2019-09-17 18:32:03,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:32:03" (1/1) ... [2019-09-17 18:32:03,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:32:03" (1/1) ... [2019-09-17 18:32:03,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:32:03" (1/1) ... [2019-09-17 18:32:03,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:32:03" (1/1) ... [2019-09-17 18:32:03,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:32:03" (1/1) ... [2019-09-17 18:32:03,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 18:32:03,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 18:32:03,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 18:32:03,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 18:32:03,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:32:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 18:32:03,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 18:32:03,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 18:32:03,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 18:32:03,867 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 18:32:03,868 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 18:32:03,868 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 18:32:03,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 18:32:03,868 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 18:32:03,868 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 18:32:03,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 18:32:03,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 18:32:03,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 18:32:03,869 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 18:32:03,869 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 18:32:03,869 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 18:32:03,869 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 18:32:03,870 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 18:32:03,870 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 18:32:03,870 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 18:32:03,870 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 18:32:03,870 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 18:32:03,870 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 18:32:03,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 18:32:03,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 18:32:03,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 18:32:03,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 18:32:03,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 18:32:03,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 18:32:03,871 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 18:32:03,872 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 18:32:03,872 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 18:32:03,872 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 18:32:03,872 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 18:32:03,872 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 18:32:03,872 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 18:32:03,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 18:32:03,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 18:32:03,873 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 18:32:03,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 18:32:03,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 18:32:03,873 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 18:32:03,874 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 18:32:03,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 18:32:03,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 18:32:03,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 18:32:03,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 18:32:03,874 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 18:32:03,875 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 18:32:03,875 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 18:32:03,875 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 18:32:03,875 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 18:32:03,875 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 18:32:03,875 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 18:32:03,876 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 18:32:03,876 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 18:32:03,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 18:32:03,876 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 18:32:03,876 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 18:32:03,876 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 18:32:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 18:32:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 18:32:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 18:32:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 18:32:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 18:32:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 18:32:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 18:32:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 18:32:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 18:32:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 18:32:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 18:32:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 18:32:03,878 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 18:32:03,879 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 18:32:03,879 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 18:32:03,879 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 18:32:03,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 18:32:03,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 18:32:03,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 18:32:03,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 18:32:03,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 18:32:03,880 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 18:32:03,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 18:32:03,880 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 18:32:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 18:32:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 18:32:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 18:32:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 18:32:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 18:32:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 18:32:03,881 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 18:32:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 18:32:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 18:32:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 18:32:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 18:32:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 18:32:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 18:32:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 18:32:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 18:32:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 18:32:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 18:32:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 18:32:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 18:32:05,521 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 18:32:05,522 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 18:32:05,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:32:05 BoogieIcfgContainer [2019-09-17 18:32:05,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 18:32:05,524 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 18:32:05,524 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 18:32:05,524 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 18:32:05,525 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:32:05" (1/1) ... [2019-09-17 18:32:05,526 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 18:32:05,550 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 18:32:05,551 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 18:32:05,559 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 18:32:05,567 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 18:32:05,569 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 18:32:29,159 WARN L191 SmtUtils]: Spent 14.23 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 18:32:30,899 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 18:32:34,926 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 18:32:36,809 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 18:32:38,754 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 18:32:39,030 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 18:32:43,832 WARN L191 SmtUtils]: Spent 4.80 s on a formula simplification. DAG size of input: 494 DAG size of output: 438 [2019-09-17 18:32:43,849 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 448 for LOIs [2019-09-17 18:32:43,955 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 448 for LOIs [2019-09-17 18:32:43,986 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 447 for LOIs [2019-09-17 18:32:57,124 WARN L191 SmtUtils]: Spent 12.89 s on a formula simplification. DAG size of input: 476 DAG size of output: 472 [2019-09-17 18:33:03,424 WARN L191 SmtUtils]: Spent 6.30 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 18:33:03,830 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 18:33:24,428 WARN L191 SmtUtils]: Spent 20.60 s on a formula simplification. DAG size of input: 529 DAG size of output: 473 [2019-09-17 18:33:37,741 WARN L191 SmtUtils]: Spent 13.23 s on a formula simplification. DAG size of input: 481 DAG size of output: 474 [2019-09-17 18:33:44,024 WARN L191 SmtUtils]: Spent 6.28 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 18:33:44,424 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 18:33:59,800 WARN L191 SmtUtils]: Spent 15.37 s on a formula simplification. DAG size of input: 533 DAG size of output: 496 [2019-09-17 18:34:12,644 WARN L191 SmtUtils]: Spent 12.84 s on a formula simplification. DAG size of input: 481 DAG size of output: 474 [2019-09-17 18:34:18,982 WARN L191 SmtUtils]: Spent 6.34 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 18:34:19,364 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 18:34:34,913 WARN L191 SmtUtils]: Spent 15.55 s on a formula simplification. DAG size of input: 533 DAG size of output: 496 [2019-09-17 18:34:44,007 WARN L191 SmtUtils]: Spent 9.02 s on a formula simplification that was a NOOP. DAG size: 527 [2019-09-17 18:34:53,054 WARN L191 SmtUtils]: Spent 9.05 s on a formula simplification that was a NOOP. DAG size: 527 [2019-09-17 18:34:53,449 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 18:35:14,432 WARN L191 SmtUtils]: Spent 20.98 s on a formula simplification. DAG size of input: 537 DAG size of output: 519 [2019-09-17 18:35:36,520 WARN L191 SmtUtils]: Spent 22.08 s on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-17 18:35:47,609 WARN L191 SmtUtils]: Spent 11.09 s on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 18:35:48,001 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 18:36:10,787 WARN L191 SmtUtils]: Spent 22.79 s on a formula simplification. DAG size of input: 532 DAG size of output: 525 [2019-09-17 18:36:30,151 WARN L191 SmtUtils]: Spent 17.19 s on a formula simplification. DAG size of input: 518 DAG size of output: 515 [2019-09-17 18:36:38,735 WARN L191 SmtUtils]: Spent 8.58 s on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 18:36:39,207 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 18:36:57,470 WARN L191 SmtUtils]: Spent 18.26 s on a formula simplification. DAG size of input: 522 DAG size of output: 515 [2019-09-17 18:37:07,800 WARN L191 SmtUtils]: Spent 10.29 s on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 18:37:18,109 WARN L191 SmtUtils]: Spent 10.31 s on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 18:37:41,539 WARN L191 SmtUtils]: Spent 23.41 s on a formula simplification. DAG size of input: 543 DAG size of output: 519 [2019-09-17 18:37:53,387 WARN L191 SmtUtils]: Spent 11.62 s on a formula simplification. DAG size of input: 534 DAG size of output: 500 [2019-09-17 18:37:58,154 WARN L191 SmtUtils]: Spent 4.77 s on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 18:37:58,540 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 18:38:15,910 WARN L191 SmtUtils]: Spent 17.37 s on a formula simplification. DAG size of input: 508 DAG size of output: 494 [2019-09-17 18:38:31,328 WARN L191 SmtUtils]: Spent 15.34 s on a formula simplification. DAG size of input: 533 DAG size of output: 496 [2019-09-17 18:38:37,769 WARN L191 SmtUtils]: Spent 6.44 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 18:38:38,166 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 18:38:47,226 WARN L191 SmtUtils]: Spent 9.06 s on a formula simplification. DAG size of input: 506 DAG size of output: 482 [2019-09-17 18:39:02,408 WARN L191 SmtUtils]: Spent 15.18 s on a formula simplification. DAG size of input: 533 DAG size of output: 496 [2019-09-17 18:39:08,835 WARN L191 SmtUtils]: Spent 6.43 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 18:39:09,201 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 18:39:18,252 WARN L191 SmtUtils]: Spent 9.05 s on a formula simplification. DAG size of input: 506 DAG size of output: 482 [2019-09-17 18:39:35,505 WARN L191 SmtUtils]: Spent 17.25 s on a formula simplification. DAG size of input: 500 DAG size of output: 494 [2019-09-17 18:39:41,247 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 18:39:41,608 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 18:39:53,917 WARN L191 SmtUtils]: Spent 12.31 s on a formula simplification. DAG size of input: 508 DAG size of output: 495 [2019-09-17 18:40:09,559 WARN L191 SmtUtils]: Spent 15.64 s on a formula simplification. DAG size of input: 498 DAG size of output: 497 [2019-09-17 18:40:17,384 WARN L191 SmtUtils]: Spent 7.82 s on a formula simplification that was a NOOP. DAG size: 497 [2019-09-17 18:40:17,737 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 18:40:34,300 WARN L191 SmtUtils]: Spent 16.56 s on a formula simplification. DAG size of input: 510 DAG size of output: 497 [2019-09-17 18:40:51,617 WARN L191 SmtUtils]: Spent 17.01 s on a formula simplification. DAG size of input: 496 DAG size of output: 493 [2019-09-17 18:40:59,931 WARN L191 SmtUtils]: Spent 8.31 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-17 18:41:00,284 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 18:41:18,150 WARN L191 SmtUtils]: Spent 17.87 s on a formula simplification. DAG size of input: 505 DAG size of output: 493 [2019-09-17 18:41:40,085 WARN L191 SmtUtils]: Spent 21.91 s on a formula simplification. DAG size of input: 526 DAG size of output: 503 [2019-09-17 18:41:49,702 WARN L191 SmtUtils]: Spent 9.62 s on a formula simplification that was a NOOP. DAG size: 503 [2019-09-17 18:42:10,600 WARN L191 SmtUtils]: Spent 20.88 s on a formula simplification. DAG size of input: 514 DAG size of output: 504 [2019-09-17 18:42:23,922 WARN L191 SmtUtils]: Spent 13.15 s on a formula simplification. DAG size of input: 513 DAG size of output: 491 [2019-09-17 18:42:29,429 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-17 18:42:29,809 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 18:42:45,344 WARN L191 SmtUtils]: Spent 15.53 s on a formula simplification. DAG size of input: 504 DAG size of output: 486 [2019-09-17 18:42:58,335 WARN L191 SmtUtils]: Spent 12.94 s on a formula simplification. DAG size of input: 513 DAG size of output: 484 [2019-09-17 18:43:04,824 WARN L191 SmtUtils]: Spent 6.49 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 18:43:05,201 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 18:43:15,300 WARN L191 SmtUtils]: Spent 10.10 s on a formula simplification. DAG size of input: 499 DAG size of output: 485 [2019-09-17 18:43:28,108 WARN L191 SmtUtils]: Spent 12.81 s on a formula simplification. DAG size of input: 513 DAG size of output: 484 [2019-09-17 18:43:34,720 WARN L191 SmtUtils]: Spent 6.61 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 18:43:35,096 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 18:43:45,255 WARN L191 SmtUtils]: Spent 10.16 s on a formula simplification. DAG size of input: 499 DAG size of output: 485 [2019-09-17 18:43:57,198 WARN L191 SmtUtils]: Spent 11.93 s on a formula simplification. DAG size of input: 496 DAG size of output: 494 [2019-09-17 18:44:03,166 WARN L191 SmtUtils]: Spent 5.97 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 18:44:03,514 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 18:44:17,686 WARN L191 SmtUtils]: Spent 14.17 s on a formula simplification. DAG size of input: 508 DAG size of output: 496 [2019-09-17 18:44:33,673 WARN L191 SmtUtils]: Spent 15.98 s on a formula simplification. DAG size of input: 502 DAG size of output: 501 [2019-09-17 18:44:41,634 WARN L191 SmtUtils]: Spent 7.96 s on a formula simplification that was a NOOP. DAG size: 501 [2019-09-17 18:44:41,994 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 18:45:07,053 WARN L191 SmtUtils]: Spent 25.06 s on a formula simplification. DAG size of input: 513 DAG size of output: 501