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_spec5_product50.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 20:21:17,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 20:21:17,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 20:21:17,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 20:21:17,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 20:21:17,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 20:21:17,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 20:21:17,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 20:21:17,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 20:21:17,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 20:21:17,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 20:21:17,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 20:21:17,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 20:21:17,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 20:21:17,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 20:21:17,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 20:21:17,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 20:21:17,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 20:21:17,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 20:21:17,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 20:21:17,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 20:21:17,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 20:21:17,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 20:21:17,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 20:21:17,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 20:21:17,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 20:21:17,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 20:21:17,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 20:21:17,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 20:21:17,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 20:21:17,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 20:21:17,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 20:21:17,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 20:21:17,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 20:21:17,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 20:21:17,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 20:21:17,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 20:21:17,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 20:21:17,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 20:21:17,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 20:21:17,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 20:21:17,108 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 20:21:17,121 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 20:21:17,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 20:21:17,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 20:21:17,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 20:21:17,123 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 20:21:17,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 20:21:17,124 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 20:21:17,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 20:21:17,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 20:21:17,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 20:21:17,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 20:21:17,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 20:21:17,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 20:21:17,125 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 20:21:17,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 20:21:17,126 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 20:21:17,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 20:21:17,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 20:21:17,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 20:21:17,126 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 20:21:17,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 20:21:17,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 20:21:17,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 20:21:17,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 20:21:17,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 20:21:17,130 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 20:21:17,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 20:21:17,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 20:21:17,130 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 20:21:17,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 20:21:17,181 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 20:21:17,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 20:21:17,187 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 20:21:17,187 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 20:21:17,188 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product50.cil.c [2019-09-17 20:21:17,256 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e31f3aa6/962e0066b16543f698bfda7058ceb0af/FLAG8c3fa7980 [2019-09-17 20:21:17,742 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 20:21:17,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product50.cil.c [2019-09-17 20:21:17,764 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e31f3aa6/962e0066b16543f698bfda7058ceb0af/FLAG8c3fa7980 [2019-09-17 20:21:18,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e31f3aa6/962e0066b16543f698bfda7058ceb0af [2019-09-17 20:21:18,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 20:21:18,088 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 20:21:18,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 20:21:18,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 20:21:18,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 20:21:18,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 08:21:18" (1/1) ... [2019-09-17 20:21:18,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25fad862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:21:18, skipping insertion in model container [2019-09-17 20:21:18,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 08:21:18" (1/1) ... [2019-09-17 20:21:18,103 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 20:21:18,158 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 20:21:18,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 20:21:18,720 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 20:21:18,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 20:21:18,858 INFO L192 MainTranslator]: Completed translation [2019-09-17 20:21:18,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:21:18 WrapperNode [2019-09-17 20:21:18,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 20:21:18,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 20:21:18,859 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 20:21:18,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 20:21:18,874 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:21:18" (1/1) ... [2019-09-17 20:21:18,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:21:18" (1/1) ... [2019-09-17 20:21:18,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:21:18" (1/1) ... [2019-09-17 20:21:18,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:21:18" (1/1) ... [2019-09-17 20:21:18,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:21:18" (1/1) ... [2019-09-17 20:21:18,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:21:18" (1/1) ... [2019-09-17 20:21:18,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:21:18" (1/1) ... [2019-09-17 20:21:18,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 20:21:18,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 20:21:18,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 20:21:18,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 20:21:18,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:21:18" (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 20:21:19,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 20:21:19,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 20:21:19,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 20:21:19,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 20:21:19,049 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 20:21:19,049 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 20:21:19,050 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 20:21:19,050 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 20:21:19,050 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 20:21:19,051 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 20:21:19,051 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 20:21:19,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 20:21:19,052 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 20:21:19,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 20:21:19,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 20:21:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 20:21:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 20:21:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 20:21:19,053 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 20:21:19,054 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 20:21:19,054 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 20:21:19,054 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 20:21:19,054 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 20:21:19,055 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 20:21:19,055 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 20:21:19,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 20:21:19,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 20:21:19,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 20:21:19,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 20:21:19,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 20:21:19,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 20:21:19,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 20:21:19,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 20:21:19,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 20:21:19,058 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 20:21:19,058 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 20:21:19,058 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 20:21:19,058 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 20:21:19,058 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 20:21:19,058 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 20:21:19,059 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 20:21:19,059 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 20:21:19,059 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 20:21:19,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 20:21:19,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 20:21:19,059 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 20:21:19,060 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 20:21:19,060 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 20:21:19,061 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 20:21:19,061 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 20:21:19,062 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 20:21:19,062 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 20:21:19,062 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 20:21:19,062 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 20:21:19,062 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 20:21:19,062 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 20:21:19,062 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 20:21:19,063 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 20:21:19,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 20:21:19,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 20:21:19,063 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 20:21:19,064 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 20:21:19,064 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 20:21:19,064 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 20:21:19,064 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 20:21:19,064 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 20:21:19,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 20:21:19,064 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 20:21:19,065 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 20:21:19,065 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 20:21:19,065 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 20:21:19,065 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 20:21:19,066 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 20:21:19,066 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 20:21:19,067 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 20:21:19,067 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 20:21:19,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 20:21:19,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 20:21:19,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 20:21:19,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 20:21:19,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 20:21:19,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 20:21:19,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 20:21:19,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 20:21:19,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 20:21:19,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 20:21:19,070 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 20:21:19,070 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 20:21:19,070 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 20:21:19,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 20:21:19,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 20:21:19,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 20:21:19,071 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 20:21:19,071 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 20:21:19,071 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 20:21:19,071 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 20:21:19,071 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 20:21:19,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 20:21:19,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 20:21:19,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 20:21:20,848 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 20:21:20,848 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 20:21:20,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 08:21:20 BoogieIcfgContainer [2019-09-17 20:21:20,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 20:21:20,852 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 20:21:20,852 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 20:21:20,853 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 20:21:20,854 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 08:21:20" (1/1) ... [2019-09-17 20:21:20,854 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 20:21:20,886 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 20:21:20,887 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 20:21:20,896 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 20:21:20,905 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 20:21:20,907 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 20:21:41,371 WARN L191 SmtUtils]: Spent 12.18 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 20:21:42,942 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 20:21:46,841 WARN L191 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 20:21:48,591 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 20:21:50,354 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 20:21:50,644 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 20:21:55,153 WARN L191 SmtUtils]: Spent 4.51 s on a formula simplification. DAG size of input: 494 DAG size of output: 436 [2019-09-17 20:21:55,169 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 446 for LOIs [2019-09-17 20:21:55,280 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 446 for LOIs [2019-09-17 20:21:55,312 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 447 for LOIs [2019-09-17 20:22:07,537 WARN L191 SmtUtils]: Spent 12.06 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-17 20:22:13,488 WARN L191 SmtUtils]: Spent 5.95 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-17 20:22:14,443 WARN L191 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 20:22:27,422 WARN L191 SmtUtils]: Spent 12.98 s on a formula simplification. DAG size of input: 514 DAG size of output: 465 [2019-09-17 20:22:39,390 WARN L191 SmtUtils]: Spent 11.97 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-17 20:22:45,348 WARN L191 SmtUtils]: Spent 5.96 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-17 20:22:46,307 WARN L191 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 20:22:59,344 WARN L191 SmtUtils]: Spent 13.04 s on a formula simplification. DAG size of input: 514 DAG size of output: 465 [2019-09-17 20:23:25,518 WARN L191 SmtUtils]: Spent 26.08 s on a formula simplification. DAG size of input: 483 DAG size of output: 480 [2019-09-17 20:23:34,177 WARN L191 SmtUtils]: Spent 8.66 s on a formula simplification that was a NOOP. DAG size: 480 [2019-09-17 20:23:34,539 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 20:23:52,882 WARN L191 SmtUtils]: Spent 18.34 s on a formula simplification. DAG size of input: 524 DAG size of output: 481 [2019-09-17 20:24:24,169 WARN L191 SmtUtils]: Spent 31.19 s on a formula simplification. DAG size of input: 503 DAG size of output: 503 [2019-09-17 20:24:39,699 WARN L191 SmtUtils]: Spent 15.53 s on a formula simplification that was a NOOP. DAG size: 503 [2019-09-17 20:24:40,083 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 20:25:12,783 WARN L191 SmtUtils]: Spent 32.70 s on a formula simplification. DAG size of input: 545 DAG size of output: 507 [2019-09-17 20:25:34,407 WARN L191 SmtUtils]: Spent 19.37 s on a formula simplification. DAG size of input: 515 DAG size of output: 510 [2019-09-17 20:25:43,965 WARN L191 SmtUtils]: Spent 9.56 s on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 20:25:44,360 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 20:26:03,883 WARN L191 SmtUtils]: Spent 19.52 s on a formula simplification. DAG size of input: 542 DAG size of output: 511 [2019-09-17 20:26:13,802 WARN L191 SmtUtils]: Spent 9.90 s on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 20:26:23,285 WARN L191 SmtUtils]: Spent 9.48 s on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 20:26:23,720 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 20:26:42,668 WARN L191 SmtUtils]: Spent 18.95 s on a formula simplification. DAG size of input: 540 DAG size of output: 509 [2019-09-17 20:26:55,428 WARN L191 SmtUtils]: Spent 12.74 s on a formula simplification that was a NOOP. DAG size: 520 [2019-09-17 20:27:07,963 WARN L191 SmtUtils]: Spent 12.53 s on a formula simplification that was a NOOP. DAG size: 520 [2019-09-17 20:27:34,457 WARN L191 SmtUtils]: Spent 26.47 s on a formula simplification. DAG size of input: 552 DAG size of output: 521 [2019-09-17 20:28:44,799 WARN L191 SmtUtils]: Spent 1.17 m on a formula simplification. DAG size of input: 548 DAG size of output: 530 [2019-09-17 20:29:01,092 WARN L191 SmtUtils]: Spent 16.29 s on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 20:29:01,504 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 20:29:28,556 WARN L191 SmtUtils]: Spent 27.05 s on a formula simplification. DAG size of input: 562 DAG size of output: 529 [2019-09-17 20:29:43,649 WARN L191 SmtUtils]: Spent 15.00 s on a formula simplification. DAG size of input: 538 DAG size of output: 517 [2019-09-17 20:29:50,945 WARN L191 SmtUtils]: Spent 7.29 s on a formula simplification that was a NOOP. DAG size: 517 [2019-09-17 20:29:51,327 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 20:30:07,018 WARN L191 SmtUtils]: Spent 15.69 s on a formula simplification. DAG size of input: 528 DAG size of output: 518 [2019-09-17 20:30:20,358 WARN L191 SmtUtils]: Spent 12.71 s on a formula simplification. DAG size of input: 518 DAG size of output: 510 [2019-09-17 20:30:26,596 WARN L191 SmtUtils]: Spent 6.24 s on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 20:30:26,985 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 20:30:39,966 WARN L191 SmtUtils]: Spent 12.98 s on a formula simplification. DAG size of input: 521 DAG size of output: 511 [2019-09-17 20:30:46,949 WARN L191 SmtUtils]: Spent 6.98 s on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 20:30:54,023 WARN L191 SmtUtils]: Spent 7.07 s on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 20:30:54,367 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 20:31:09,178 WARN L191 SmtUtils]: Spent 14.81 s on a formula simplification. DAG size of input: 520 DAG size of output: 510 [2019-09-17 20:32:18,202 WARN L191 SmtUtils]: Spent 1.15 m on a formula simplification. DAG size of input: 548 DAG size of output: 530 [2019-09-17 20:32:33,741 WARN L191 SmtUtils]: Spent 15.54 s on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 20:32:34,140 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 20:33:00,871 WARN L191 SmtUtils]: Spent 26.73 s on a formula simplification. DAG size of input: 562 DAG size of output: 528 [2019-09-17 20:33:12,772 WARN L191 SmtUtils]: Spent 11.83 s on a formula simplification. DAG size of input: 537 DAG size of output: 514 [2019-09-17 20:33:18,510 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification that was a NOOP. DAG size: 514 [2019-09-17 20:33:18,897 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 20:33:33,808 WARN L191 SmtUtils]: Spent 14.91 s on a formula simplification. DAG size of input: 527 DAG size of output: 515 [2019-09-17 20:33:35,802 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 519 DAG size of output: 1 [2019-09-17 20:34:01,971 WARN L191 SmtUtils]: Spent 26.10 s on a formula simplification. DAG size of input: 483 DAG size of output: 480 [2019-09-17 20:34:10,710 WARN L191 SmtUtils]: Spent 8.74 s on a formula simplification that was a NOOP. DAG size: 480 [2019-09-17 20:34:11,061 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 20:34:29,298 WARN L191 SmtUtils]: Spent 18.23 s on a formula simplification. DAG size of input: 524 DAG size of output: 481