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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:23:43,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:23:43,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:23:43,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:23:43,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:23:43,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:23:43,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:23:43,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:23:43,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:23:43,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:23:43,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:23:43,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:23:43,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:23:43,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:23:43,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:23:43,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:23:43,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:23:43,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:23:43,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:23:43,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:23:43,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:23:43,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:23:43,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:23:43,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:23:43,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:23:43,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:23:43,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:23:43,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:23:43,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:23:43,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:23:43,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:23:43,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:23:43,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:23:43,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:23:43,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:23:43,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:23:43,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:23:43,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:23:43,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:23:43,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:23:43,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:23:43,085 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 [2019-09-19 23:23:43,107 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:23:43,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:23:43,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:23:43,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:23:43,109 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:23:43,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:23:43,110 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:23:43,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:23:43,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:23:43,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:23:43,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:23:43,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:23:43,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:23:43,111 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:23:43,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:23:43,112 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:23:43,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:23:43,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:23:43,112 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:23:43,113 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:23:43,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:23:43,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:23:43,113 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:23:43,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:23:43,114 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:23:43,114 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:23:43,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:23:43,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:23:43,114 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:23:43,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:23:43,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:23:43,168 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:23:43,170 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:23:43,170 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:23:43,171 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c [2019-09-19 23:23:43,241 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e62d89770/dd3e088209ed4e02bf27578c7ee8c785/FLAG2aae208c7 [2019-09-19 23:23:43,770 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:23:43,770 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c [2019-09-19 23:23:43,785 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e62d89770/dd3e088209ed4e02bf27578c7ee8c785/FLAG2aae208c7 [2019-09-19 23:23:44,073 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e62d89770/dd3e088209ed4e02bf27578c7ee8c785 [2019-09-19 23:23:44,082 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:23:44,083 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:23:44,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:23:44,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:23:44,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:23:44,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:23:44" (1/1) ... [2019-09-19 23:23:44,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344f0ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:23:44, skipping insertion in model container [2019-09-19 23:23:44,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:23:44" (1/1) ... [2019-09-19 23:23:44,097 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:23:44,160 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:23:44,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:23:44,618 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:23:44,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:23:44,745 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:23:44,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:23:44 WrapperNode [2019-09-19 23:23:44,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:23:44,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:23:44,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:23:44,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:23:44,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:23:44" (1/1) ... [2019-09-19 23:23:44,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:23:44" (1/1) ... [2019-09-19 23:23:44,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:23:44" (1/1) ... [2019-09-19 23:23:44,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:23:44" (1/1) ... [2019-09-19 23:23:44,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:23:44" (1/1) ... [2019-09-19 23:23:44,815 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:23:44" (1/1) ... [2019-09-19 23:23:44,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:23:44" (1/1) ... [2019-09-19 23:23:44,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:23:44,829 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:23:44,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:23:44,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:23:44,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:23:44" (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 [2019-09-19 23:23:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:23:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:23:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:23:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:23:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:23:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:23:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:23:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:23:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:23:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 23:23:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 23:23:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:23:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:23:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:23:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:23:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:23:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:23:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-19 23:23:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:23:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:23:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:23:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:23:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:23:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:23:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:23:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:23:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:23:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:23:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:23:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:23:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:23:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:23:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 23:23:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:23:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:23:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:23:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:23:44,918 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:23:44,918 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:23:44,918 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 23:23:44,918 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 23:23:44,918 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 23:23:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:23:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:23:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:23:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:23:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:23:44,921 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:23:44,921 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:23:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:23:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:23:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 23:23:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 23:23:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:23:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:23:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:23:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:23:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:23:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:23:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:23:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:23:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:23:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:23:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:23:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:23:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:23:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:23:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-19 23:23:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:23:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:23:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:23:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:23:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:23:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:23:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:23:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:23:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:23:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:23:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:23:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:23:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:23:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:23:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:23:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:23:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:23:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 23:23:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:23:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:23:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:23:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:23:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 23:23:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:23:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 23:23:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 23:23:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:23:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:23:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:23:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:23:46,531 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:23:46,532 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:23:46,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:23:46 BoogieIcfgContainer [2019-09-19 23:23:46,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:23:46,535 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:23:46,535 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:23:46,535 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:23:46,536 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:23:46" (1/1) ... [2019-09-19 23:23:46,537 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 23:23:46,577 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:23:46,578 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:23:46,590 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:23:46,601 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:23:46,602 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:24:09,721 WARN L191 SmtUtils]: Spent 13.67 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 23:24:11,267 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:24:15,280 WARN L191 SmtUtils]: Spent 4.01 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 23:24:16,991 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:24:18,768 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:24:18,783 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 23:24:18,846 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 23:24:18,851 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 23:24:29,575 WARN L191 SmtUtils]: Spent 10.59 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-19 23:24:34,842 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 23:24:41,355 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification. DAG size of input: 453 DAG size of output: 443 [2019-09-19 23:24:43,249 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 23:24:48,415 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 23:24:53,556 WARN L191 SmtUtils]: Spent 5.14 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 23:25:14,817 WARN L191 SmtUtils]: Spent 21.21 s on a formula simplification. DAG size of input: 456 DAG size of output: 454 [2019-09-19 23:25:21,736 WARN L191 SmtUtils]: Spent 6.92 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:25:27,553 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification. DAG size of input: 453 DAG size of output: 443 [2019-09-19 23:25:29,428 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 23:25:43,653 WARN L191 SmtUtils]: Spent 14.04 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:25:50,582 WARN L191 SmtUtils]: Spent 6.93 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:26:04,651 WARN L191 SmtUtils]: Spent 14.07 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:26:11,632 WARN L191 SmtUtils]: Spent 6.98 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:26:25,682 WARN L191 SmtUtils]: Spent 14.05 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:26:32,644 WARN L191 SmtUtils]: Spent 6.96 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:26:46,978 WARN L191 SmtUtils]: Spent 14.33 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:26:54,313 WARN L191 SmtUtils]: Spent 7.33 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:27:08,930 WARN L191 SmtUtils]: Spent 14.62 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:27:16,057 WARN L191 SmtUtils]: Spent 7.13 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:27:30,219 WARN L191 SmtUtils]: Spent 14.16 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:27:37,208 WARN L191 SmtUtils]: Spent 6.99 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:27:51,372 WARN L191 SmtUtils]: Spent 14.16 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:27:58,317 WARN L191 SmtUtils]: Spent 6.94 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:28:12,457 WARN L191 SmtUtils]: Spent 14.14 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:28:19,384 WARN L191 SmtUtils]: Spent 6.93 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:28:33,495 WARN L191 SmtUtils]: Spent 14.11 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:28:40,427 WARN L191 SmtUtils]: Spent 6.93 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:28:54,628 WARN L191 SmtUtils]: Spent 14.20 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:29:01,556 WARN L191 SmtUtils]: Spent 6.93 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:29:15,826 WARN L191 SmtUtils]: Spent 14.27 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:29:22,731 WARN L191 SmtUtils]: Spent 6.90 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:29:36,966 WARN L191 SmtUtils]: Spent 14.23 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:29:43,907 WARN L191 SmtUtils]: Spent 6.94 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:29:58,118 WARN L191 SmtUtils]: Spent 14.21 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:30:05,116 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:30:19,350 WARN L191 SmtUtils]: Spent 14.23 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:30:26,303 WARN L191 SmtUtils]: Spent 6.95 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:30:40,502 WARN L191 SmtUtils]: Spent 14.20 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:30:47,528 WARN L191 SmtUtils]: Spent 7.02 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:31:01,720 WARN L191 SmtUtils]: Spent 14.19 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:31:08,701 WARN L191 SmtUtils]: Spent 6.98 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:31:22,876 WARN L191 SmtUtils]: Spent 14.17 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:31:29,918 WARN L191 SmtUtils]: Spent 7.04 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:31:44,152 WARN L191 SmtUtils]: Spent 14.23 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:31:51,126 WARN L191 SmtUtils]: Spent 6.97 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:32:05,389 WARN L191 SmtUtils]: Spent 14.26 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:32:12,387 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:32:26,584 WARN L191 SmtUtils]: Spent 14.20 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:32:33,586 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:32:47,765 WARN L191 SmtUtils]: Spent 14.18 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:32:54,776 WARN L191 SmtUtils]: Spent 7.01 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:33:00,731 WARN L191 SmtUtils]: Spent 5.85 s on a formula simplification. DAG size of input: 459 DAG size of output: 449 [2019-09-19 23:33:02,629 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 23:33:06,889 WARN L191 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-19 23:33:08,800 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:33:19,882 WARN L191 SmtUtils]: Spent 11.06 s on a formula simplification. DAG size of input: 458 DAG size of output: 447 [2019-09-19 23:33:21,814 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 23:33:33,143 WARN L191 SmtUtils]: Spent 11.30 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-19 23:33:35,045 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:33:39,143 WARN L191 SmtUtils]: Spent 4.08 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-19 23:33:41,000 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:33:52,313 WARN L191 SmtUtils]: Spent 11.28 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-19 23:33:54,240 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:33:56,196 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:33:58,110 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:34:12,290 WARN L191 SmtUtils]: Spent 14.16 s on a formula simplification. DAG size of input: 462 DAG size of output: 460 [2019-09-19 23:34:14,652 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 462 DAG size of output: 15 [2019-09-19 23:34:20,643 WARN L191 SmtUtils]: Spent 5.92 s on a formula simplification. DAG size of input: 459 DAG size of output: 449 [2019-09-19 23:34:22,531 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 23:34:26,426 WARN L191 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-19 23:34:28,336 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:34:33,962 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification. DAG size of input: 458 DAG size of output: 447 [2019-09-19 23:34:35,893 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 23:34:47,253 WARN L191 SmtUtils]: Spent 11.34 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-19 23:34:49,170 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:34:53,096 WARN L191 SmtUtils]: Spent 3.91 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-19 23:34:55,019 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:35:06,392 WARN L191 SmtUtils]: Spent 11.34 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-19 23:35:08,322 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:35:10,329 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:35:12,261 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:35:29,921 WARN L191 SmtUtils]: Spent 17.64 s on a formula simplification. DAG size of input: 462 DAG size of output: 460 [2019-09-19 23:35:32,416 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 462 DAG size of output: 15 [2019-09-19 23:35:38,376 WARN L191 SmtUtils]: Spent 5.89 s on a formula simplification. DAG size of input: 459 DAG size of output: 449 [2019-09-19 23:35:40,298 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 23:35:44,177 WARN L191 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-19 23:35:46,059 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:35:51,716 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification. DAG size of input: 458 DAG size of output: 447 [2019-09-19 23:35:53,594 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 23:36:04,978 WARN L191 SmtUtils]: Spent 11.36 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-19 23:36:06,946 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:36:10,752 WARN L191 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-19 23:36:12,645 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:36:23,926 WARN L191 SmtUtils]: Spent 11.25 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-19 23:36:25,862 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:36:27,858 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:36:29,848 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:36:47,486 WARN L191 SmtUtils]: Spent 17.62 s on a formula simplification. DAG size of input: 462 DAG size of output: 460 [2019-09-19 23:36:49,962 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 462 DAG size of output: 15 [2019-09-19 23:36:55,838 WARN L191 SmtUtils]: Spent 5.79 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-19 23:36:57,786 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 448