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_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 17:59:05,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 17:59:05,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 17:59:06,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 17:59:06,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 17:59:06,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 17:59:06,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 17:59:06,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 17:59:06,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 17:59:06,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 17:59:06,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 17:59:06,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 17:59:06,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 17:59:06,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 17:59:06,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 17:59:06,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 17:59:06,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 17:59:06,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 17:59:06,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 17:59:06,037 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 17:59:06,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 17:59:06,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 17:59:06,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 17:59:06,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 17:59:06,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 17:59:06,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 17:59:06,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 17:59:06,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 17:59:06,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 17:59:06,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 17:59:06,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 17:59:06,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 17:59:06,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 17:59:06,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 17:59:06,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 17:59:06,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 17:59:06,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 17:59:06,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 17:59:06,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 17:59:06,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 17:59:06,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 17:59:06,053 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 17:59:06,071 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 17:59:06,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 17:59:06,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 17:59:06,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 17:59:06,073 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 17:59:06,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 17:59:06,073 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 17:59:06,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 17:59:06,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 17:59:06,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 17:59:06,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 17:59:06,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 17:59:06,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 17:59:06,074 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 17:59:06,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 17:59:06,075 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 17:59:06,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 17:59:06,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 17:59:06,075 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 17:59:06,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 17:59:06,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 17:59:06,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 17:59:06,076 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 17:59:06,076 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 17:59:06,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 17:59:06,077 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 17:59:06,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 17:59:06,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 17:59:06,077 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 17:59:06,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 17:59:06,137 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 17:59:06,141 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 17:59:06,143 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 17:59:06,143 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 17:59:06,144 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product17.cil.c [2019-09-17 17:59:06,222 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b55d54ee6/e0f3341c293947d0b9808a9585924752/FLAG6de38df58 [2019-09-17 17:59:06,732 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 17:59:06,732 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product17.cil.c [2019-09-17 17:59:06,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b55d54ee6/e0f3341c293947d0b9808a9585924752/FLAG6de38df58 [2019-09-17 17:59:07,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b55d54ee6/e0f3341c293947d0b9808a9585924752 [2019-09-17 17:59:07,054 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 17:59:07,056 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 17:59:07,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 17:59:07,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 17:59:07,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 17:59:07,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:59:07" (1/1) ... [2019-09-17 17:59:07,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cca2c2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:59:07, skipping insertion in model container [2019-09-17 17:59:07,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:59:07" (1/1) ... [2019-09-17 17:59:07,072 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 17:59:07,148 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 17:59:07,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:59:07,606 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 17:59:07,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:59:07,720 INFO L192 MainTranslator]: Completed translation [2019-09-17 17:59:07,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:59:07 WrapperNode [2019-09-17 17:59:07,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 17:59:07,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 17:59:07,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 17:59:07,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 17:59:07,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:59:07" (1/1) ... [2019-09-17 17:59:07,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:59:07" (1/1) ... [2019-09-17 17:59:07,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:59:07" (1/1) ... [2019-09-17 17:59:07,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:59:07" (1/1) ... [2019-09-17 17:59:07,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:59:07" (1/1) ... [2019-09-17 17:59:07,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:59:07" (1/1) ... [2019-09-17 17:59:07,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:59:07" (1/1) ... [2019-09-17 17:59:07,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 17:59:07,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 17:59:07,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 17:59:07,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 17:59:07,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:59:07" (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 17:59:07,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 17:59:07,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 17:59:07,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 17:59:07,908 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 17:59:07,908 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 17:59:07,908 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 17:59:07,908 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 17:59:07,909 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 17:59:07,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 17:59:07,909 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 17:59:07,909 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 17:59:07,909 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 17:59:07,909 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 17:59:07,910 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 17:59:07,910 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 17:59:07,910 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 17:59:07,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 17:59:07,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 17:59:07,911 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 17:59:07,911 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 17:59:07,911 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 17:59:07,911 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 17:59:07,911 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 17:59:07,911 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 17:59:07,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 17:59:07,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 17:59:07,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 17:59:07,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 17:59:07,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 17:59:07,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 17:59:07,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 17:59:07,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 17:59:07,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 17:59:07,913 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 17:59:07,913 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 17:59:07,913 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 17:59:07,914 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 17:59:07,914 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 17:59:07,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 17:59:07,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 17:59:07,914 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 17:59:07,914 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 17:59:07,914 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 17:59:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 17:59:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 17:59:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 17:59:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 17:59:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 17:59:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 17:59:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 17:59:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 17:59:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 17:59:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 17:59:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 17:59:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 17:59:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 17:59:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 17:59:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 17:59:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 17:59:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 17:59:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 17:59:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 17:59:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 17:59:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 17:59:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 17:59:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 17:59:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 17:59:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 17:59:07,918 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 17:59:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 17:59:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 17:59:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 17:59:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 17:59:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 17:59:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 17:59:07,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 17:59:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 17:59:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 17:59:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 17:59:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 17:59:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 17:59:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 17:59:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 17:59:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 17:59:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 17:59:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 17:59:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 17:59:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 17:59:07,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 17:59:07,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 17:59:09,408 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 17:59:09,409 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 17:59:09,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:59:09 BoogieIcfgContainer [2019-09-17 17:59:09,410 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 17:59:09,411 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 17:59:09,411 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 17:59:09,411 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 17:59:09,413 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:59:09" (1/1) ... [2019-09-17 17:59:09,414 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 17:59:09,457 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 17:59:09,457 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 17:59:09,469 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 17:59:09,479 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 17:59:09,481 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 17:59:33,194 WARN L191 SmtUtils]: Spent 14.39 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 17:59:34,940 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 17:59:38,741 WARN L191 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 17:59:40,493 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 17:59:42,186 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 17:59:42,506 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 17:59:47,050 WARN L191 SmtUtils]: Spent 4.54 s on a formula simplification. DAG size of input: 494 DAG size of output: 439 [2019-09-17 17:59:47,069 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 447 for LOIs [2019-09-17 17:59:47,141 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 447 for LOIs [2019-09-17 17:59:47,166 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 446 for LOIs [2019-09-17 18:00:00,484 WARN L191 SmtUtils]: Spent 13.07 s on a formula simplification. DAG size of input: 482 DAG size of output: 481 [2019-09-17 18:00:06,915 WARN L191 SmtUtils]: Spent 6.43 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-17 18:00:07,303 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:00:27,373 WARN L191 SmtUtils]: Spent 20.07 s on a formula simplification. DAG size of input: 530 DAG size of output: 481 [2019-09-17 18:00:40,094 WARN L191 SmtUtils]: Spent 12.72 s on a formula simplification. DAG size of input: 482 DAG size of output: 481 [2019-09-17 18:00:46,548 WARN L191 SmtUtils]: Spent 6.45 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-17 18:00:46,897 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:01:06,654 WARN L191 SmtUtils]: Spent 19.75 s on a formula simplification. DAG size of input: 530 DAG size of output: 481 [2019-09-17 18:01:22,367 WARN L191 SmtUtils]: Spent 15.63 s on a formula simplification. DAG size of input: 497 DAG size of output: 494 [2019-09-17 18:01:30,239 WARN L191 SmtUtils]: Spent 7.87 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 18:01:30,618 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:01:48,943 WARN L191 SmtUtils]: Spent 18.32 s on a formula simplification. DAG size of input: 535 DAG size of output: 505 [2019-09-17 18:02:04,627 WARN L191 SmtUtils]: Spent 15.68 s on a formula simplification. DAG size of input: 497 DAG size of output: 494 [2019-09-17 18:02:12,514 WARN L191 SmtUtils]: Spent 7.88 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 18:02:12,888 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:02:30,917 WARN L191 SmtUtils]: Spent 18.03 s on a formula simplification. DAG size of input: 535 DAG size of output: 505 [2019-09-17 18:02:47,601 WARN L191 SmtUtils]: Spent 16.66 s on a formula simplification. DAG size of input: 534 DAG size of output: 531 [2019-09-17 18:02:55,942 WARN L191 SmtUtils]: Spent 8.34 s on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 18:02:56,340 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:03:14,746 WARN L191 SmtUtils]: Spent 18.40 s on a formula simplification. DAG size of input: 532 DAG size of output: 531 [2019-09-17 18:03:31,024 WARN L191 SmtUtils]: Spent 16.28 s on a formula simplification. DAG size of input: 534 DAG size of output: 531 [2019-09-17 18:03:39,074 WARN L191 SmtUtils]: Spent 8.05 s on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 18:03:39,459 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:03:57,394 WARN L191 SmtUtils]: Spent 17.93 s on a formula simplification. DAG size of input: 532 DAG size of output: 531 [2019-09-17 18:03:58,527 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-17 18:03:58,643 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-17 18:03:58,833 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 18:03:59,058 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 18:04:09,538 WARN L191 SmtUtils]: Spent 10.08 s on a formula simplification. DAG size of input: 549 DAG size of output: 517 [2019-09-17 18:04:12,733 WARN L191 SmtUtils]: Spent 3.19 s on a formula simplification that was a NOOP. DAG size: 517 [2019-09-17 18:04:13,199 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:04:20,206 WARN L191 SmtUtils]: Spent 7.01 s on a formula simplification. DAG size of input: 519 DAG size of output: 517 [2019-09-17 18:04:30,392 WARN L191 SmtUtils]: Spent 10.18 s on a formula simplification. DAG size of input: 549 DAG size of output: 517 [2019-09-17 18:04:33,566 WARN L191 SmtUtils]: Spent 3.17 s on a formula simplification that was a NOOP. DAG size: 517 [2019-09-17 18:04:33,906 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:04:40,767 WARN L191 SmtUtils]: Spent 6.86 s on a formula simplification. DAG size of input: 519 DAG size of output: 517 [2019-09-17 18:04:55,687 WARN L191 SmtUtils]: Spent 14.89 s on a formula simplification. DAG size of input: 531 DAG size of output: 531 [2019-09-17 18:05:03,187 WARN L191 SmtUtils]: Spent 7.50 s on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 18:05:03,587 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:05:28,718 WARN L191 SmtUtils]: Spent 25.13 s on a formula simplification. DAG size of input: 533 DAG size of output: 528 [2019-09-17 18:05:48,892 WARN L191 SmtUtils]: Spent 20.16 s on a formula simplification. DAG size of input: 527 DAG size of output: 526 [2019-09-17 18:05:59,099 WARN L191 SmtUtils]: Spent 10.21 s on a formula simplification that was a NOOP. DAG size: 526 [2019-09-17 18:05:59,499 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:06:18,997 WARN L191 SmtUtils]: Spent 19.50 s on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-17 18:06:37,935 WARN L191 SmtUtils]: Spent 18.90 s on a formula simplification. DAG size of input: 562 DAG size of output: 526 [2019-09-17 18:06:47,822 WARN L191 SmtUtils]: Spent 9.89 s on a formula simplification that was a NOOP. DAG size: 526 [2019-09-17 18:07:07,385 WARN L191 SmtUtils]: Spent 19.52 s on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-17 18:07:15,959 WARN L191 SmtUtils]: Spent 7.74 s on a formula simplification. DAG size of input: 522 DAG size of output: 515 [2019-09-17 18:07:18,606 WARN L191 SmtUtils]: Spent 2.65 s on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 18:07:18,994 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:07:25,878 WARN L191 SmtUtils]: Spent 6.88 s on a formula simplification. DAG size of input: 517 DAG size of output: 516 [2019-09-17 18:07:33,586 WARN L191 SmtUtils]: Spent 7.71 s on a formula simplification. DAG size of input: 522 DAG size of output: 515 [2019-09-17 18:07:36,250 WARN L191 SmtUtils]: Spent 2.66 s on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 18:07:36,585 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:07:43,555 WARN L191 SmtUtils]: Spent 6.97 s on a formula simplification. DAG size of input: 517 DAG size of output: 516 [2019-09-17 18:08:00,463 WARN L191 SmtUtils]: Spent 16.88 s on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-17 18:08:08,866 WARN L191 SmtUtils]: Spent 8.40 s on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 18:08:09,253 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:08:36,498 WARN L191 SmtUtils]: Spent 27.24 s on a formula simplification. DAG size of input: 532 DAG size of output: 527 [2019-09-17 18:08:57,809 WARN L191 SmtUtils]: Spent 21.29 s on a formula simplification. DAG size of input: 527 DAG size of output: 526 [2019-09-17 18:09:08,107 WARN L191 SmtUtils]: Spent 10.30 s on a formula simplification that was a NOOP. DAG size: 526 [2019-09-17 18:09:08,501 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:09:28,891 WARN L191 SmtUtils]: Spent 20.39 s on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-17 18:09:30,893 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 529 DAG size of output: 1 [2019-09-17 18:09:38,262 WARN L191 SmtUtils]: Spent 7.20 s on a formula simplification. DAG size of input: 547 DAG size of output: 516 [2019-09-17 18:09:40,868 WARN L191 SmtUtils]: Spent 2.60 s on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 18:09:41,255 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:09:49,168 WARN L191 SmtUtils]: Spent 7.91 s on a formula simplification. DAG size of input: 518 DAG size of output: 516 [2019-09-17 18:09:56,375 WARN L191 SmtUtils]: Spent 7.21 s on a formula simplification. DAG size of input: 547 DAG size of output: 516 [2019-09-17 18:09:58,986 WARN L191 SmtUtils]: Spent 2.61 s on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 18:09:59,319 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:10:07,368 WARN L191 SmtUtils]: Spent 8.05 s on a formula simplification. DAG size of input: 518 DAG size of output: 516 [2019-09-17 18:10:20,745 WARN L191 SmtUtils]: Spent 13.36 s on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-17 18:10:27,413 WARN L191 SmtUtils]: Spent 6.67 s on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 18:10:27,781 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:10:50,979 WARN L191 SmtUtils]: Spent 23.20 s on a formula simplification. DAG size of input: 532 DAG size of output: 527 [2019-09-17 18:11:07,534 WARN L191 SmtUtils]: Spent 16.53 s on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-17 18:11:15,648 WARN L191 SmtUtils]: Spent 8.11 s on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 18:11:16,015 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:11:35,931 WARN L191 SmtUtils]: Spent 19.91 s on a formula simplification. DAG size of input: 530 DAG size of output: 529 [2019-09-17 18:11:53,563 WARN L191 SmtUtils]: Spent 17.61 s on a formula simplification. DAG size of input: 567 DAG size of output: 529 [2019-09-17 18:12:03,128 WARN L191 SmtUtils]: Spent 9.56 s on a formula simplification that was a NOOP. DAG size: 529 [2019-09-17 18:12:12,041 WARN L191 SmtUtils]: Spent 8.88 s on a formula simplification that was a NOOP. DAG size: 529 [2019-09-17 18:12:15,021 WARN L191 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 158 DAG size of output: 147 [2019-09-17 18:12:16,411 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 18:12:20,414 WARN L191 SmtUtils]: Spent 3.98 s on a formula simplification. DAG size of input: 156 DAG size of output: 155 [2019-09-17 18:12:22,391 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 155 [2019-09-17 18:12:22,742 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:12:25,825 WARN L191 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 156 DAG size of output: 156