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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 04:01:08,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 04:01:08,833 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 04:01:08,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 04:01:08,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 04:01:08,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 04:01:08,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 04:01:08,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 04:01:08,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 04:01:08,852 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 04:01:08,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 04:01:08,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 04:01:08,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 04:01:08,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 04:01:08,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 04:01:08,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 04:01:08,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 04:01:08,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 04:01:08,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 04:01:08,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 04:01:08,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 04:01:08,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 04:01:08,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 04:01:08,867 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 04:01:08,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 04:01:08,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 04:01:08,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 04:01:08,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 04:01:08,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 04:01:08,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 04:01:08,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 04:01:08,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 04:01:08,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 04:01:08,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 04:01:08,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 04:01:08,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 04:01:08,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 04:01:08,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 04:01:08,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 04:01:08,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 04:01:08,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 04:01:08,878 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 [2019-09-18 04:01:08,903 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 04:01:08,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 04:01:08,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 04:01:08,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 04:01:08,907 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 04:01:08,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 04:01:08,908 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 04:01:08,908 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 04:01:08,908 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 04:01:08,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 04:01:08,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 04:01:08,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 04:01:08,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 04:01:08,909 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 04:01:08,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 04:01:08,910 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 04:01:08,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 04:01:08,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 04:01:08,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 04:01:08,911 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 04:01:08,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 04:01:08,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 04:01:08,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 04:01:08,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 04:01:08,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 04:01:08,913 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 04:01:08,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 04:01:08,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 04:01:08,913 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 -> SequenceOfStatements 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 [2019-09-18 04:01:08,950 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 04:01:08,967 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 04:01:08,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 04:01:08,975 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 04:01:08,975 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 04:01:08,976 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2019-09-18 04:01:09,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8bf55efe/b019587d1f764a46aa63e11ced13856b/FLAGf5dc68cb7 [2019-09-18 04:01:09,496 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 04:01:09,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2019-09-18 04:01:09,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8bf55efe/b019587d1f764a46aa63e11ced13856b/FLAGf5dc68cb7 [2019-09-18 04:01:09,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8bf55efe/b019587d1f764a46aa63e11ced13856b [2019-09-18 04:01:09,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 04:01:09,839 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 04:01:09,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 04:01:09,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 04:01:09,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 04:01:09,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:01:09" (1/1) ... [2019-09-18 04:01:09,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e7bc77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:09, skipping insertion in model container [2019-09-18 04:01:09,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:01:09" (1/1) ... [2019-09-18 04:01:09,855 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 04:01:09,908 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 04:01:10,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:01:10,302 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 04:01:10,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:01:10,460 INFO L192 MainTranslator]: Completed translation [2019-09-18 04:01:10,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:10 WrapperNode [2019-09-18 04:01:10,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 04:01:10,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 04:01:10,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 04:01:10,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 04:01:10,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:10" (1/1) ... [2019-09-18 04:01:10,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:10" (1/1) ... [2019-09-18 04:01:10,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:10" (1/1) ... [2019-09-18 04:01:10,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:10" (1/1) ... [2019-09-18 04:01:10,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:10" (1/1) ... [2019-09-18 04:01:10,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:10" (1/1) ... [2019-09-18 04:01:10,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:10" (1/1) ... [2019-09-18 04:01:10,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 04:01:10,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 04:01:10,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 04:01:10,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 04:01:10,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:01:10" (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 [2019-09-18 04:01:10,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 04:01:10,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 04:01:10,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 04:01:10,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 04:01:10,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 04:01:10,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 04:01:10,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 04:01:10,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 04:01:10,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 04:01:10,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 04:01:10,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 04:01:10,640 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 04:01:10,640 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 04:01:10,640 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 04:01:10,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 04:01:10,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 04:01:10,641 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 04:01:10,641 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 04:01:10,641 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 04:01:10,641 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 04:01:10,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 04:01:10,641 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 04:01:10,642 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 04:01:10,642 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 04:01:10,642 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 04:01:10,642 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 04:01:10,642 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 04:01:10,642 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 04:01:10,643 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 04:01:10,643 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 04:01:10,643 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 04:01:10,643 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 04:01:10,643 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 04:01:10,643 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 04:01:10,644 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 04:01:10,644 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 04:01:10,644 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 04:01:10,644 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 04:01:10,644 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 04:01:10,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 04:01:10,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 04:01:10,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 04:01:10,645 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 04:01:10,645 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 04:01:10,645 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 04:01:10,645 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 04:01:10,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 04:01:10,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 04:01:10,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 04:01:10,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 04:01:10,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 04:01:10,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 04:01:10,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 04:01:10,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 04:01:10,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 04:01:10,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 04:01:10,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 04:01:10,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 04:01:10,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 04:01:10,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 04:01:10,648 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 04:01:10,648 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 04:01:10,648 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 04:01:10,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 04:01:10,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 04:01:10,648 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 04:01:10,649 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 04:01:10,649 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 04:01:10,649 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 04:01:10,649 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 04:01:10,649 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 04:01:10,649 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 04:01:10,650 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 04:01:10,650 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 04:01:10,650 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 04:01:10,650 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 04:01:10,650 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 04:01:10,650 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 04:01:10,651 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 04:01:10,651 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 04:01:10,651 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 04:01:10,651 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 04:01:10,651 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 04:01:10,651 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 04:01:10,651 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 04:01:10,652 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 04:01:10,652 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 04:01:10,652 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 04:01:10,652 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 04:01:10,652 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 04:01:10,652 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 04:01:10,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 04:01:10,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 04:01:10,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 04:01:11,781 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 04:01:11,782 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 04:01:11,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:01:11 BoogieIcfgContainer [2019-09-18 04:01:11,783 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 04:01:11,784 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 04:01:11,784 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 04:01:11,784 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 04:01:11,786 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:01:11" (1/1) ... [2019-09-18 04:01:11,787 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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 [2019-09-18 04:01:11,810 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 04:01:11,810 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 04:01:11,819 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 04:01:11,828 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 04:01:11,830 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 04:01:31,694 WARN L191 SmtUtils]: Spent 11.54 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:01:33,671 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 04:01:37,519 WARN L191 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 04:01:39,345 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 04:01:41,140 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 04:01:41,157 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 04:01:41,219 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 04:01:41,236 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 04:01:52,611 WARN L191 SmtUtils]: Spent 11.23 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 04:01:57,979 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 04:02:08,715 WARN L191 SmtUtils]: Spent 10.73 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 04:02:14,096 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 04:02:24,883 WARN L191 SmtUtils]: Spent 10.78 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 04:02:30,196 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 04:02:40,921 WARN L191 SmtUtils]: Spent 10.72 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 04:02:46,265 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 04:02:57,014 WARN L191 SmtUtils]: Spent 10.75 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 04:03:02,351 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 04:03:13,136 WARN L191 SmtUtils]: Spent 10.78 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 04:03:18,536 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 04:03:36,792 WARN L191 SmtUtils]: Spent 18.09 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-18 04:03:45,745 WARN L191 SmtUtils]: Spent 8.95 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 04:04:03,660 WARN L191 SmtUtils]: Spent 17.88 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-18 04:04:12,622 WARN L191 SmtUtils]: Spent 8.96 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 04:04:31,582 WARN L191 SmtUtils]: Spent 18.96 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-18 04:04:40,716 WARN L191 SmtUtils]: Spent 9.13 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 04:04:56,894 WARN L191 SmtUtils]: Spent 16.12 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 04:05:12,864 WARN L191 SmtUtils]: Spent 15.97 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 04:05:45,340 WARN L191 SmtUtils]: Spent 32.47 s on a formula simplification. DAG size of input: 491 DAG size of output: 491 [2019-09-18 04:05:48,268 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 448 DAG size of output: 11 [2019-09-18 04:05:49,066 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-18 04:06:07,557 WARN L191 SmtUtils]: Spent 18.09 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-18 04:06:16,588 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 04:06:34,769 WARN L191 SmtUtils]: Spent 18.15 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-18 04:06:43,953 WARN L191 SmtUtils]: Spent 9.18 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 04:07:02,947 WARN L191 SmtUtils]: Spent 18.99 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-18 04:07:12,342 WARN L191 SmtUtils]: Spent 9.39 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 04:07:28,672 WARN L191 SmtUtils]: Spent 16.30 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 04:07:44,808 WARN L191 SmtUtils]: Spent 16.14 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 04:08:17,382 WARN L191 SmtUtils]: Spent 32.57 s on a formula simplification. DAG size of input: 491 DAG size of output: 491 [2019-09-18 04:08:19,434 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 448 DAG size of output: 11 [2019-09-18 04:08:20,236 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-18 04:08:20,698 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-18 04:08:21,145 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-18 04:08:39,361 WARN L191 SmtUtils]: Spent 18.10 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-18 04:08:48,447 WARN L191 SmtUtils]: Spent 9.08 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 04:09:06,652 WARN L191 SmtUtils]: Spent 18.18 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-18 04:09:15,759 WARN L191 SmtUtils]: Spent 9.11 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 04:09:33,959 WARN L191 SmtUtils]: Spent 18.20 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-18 04:09:43,058 WARN L191 SmtUtils]: Spent 9.10 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 04:09:59,287 WARN L191 SmtUtils]: Spent 16.20 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 04:10:15,433 WARN L191 SmtUtils]: Spent 16.14 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 04:10:48,104 WARN L191 SmtUtils]: Spent 32.67 s on a formula simplification. DAG size of input: 491 DAG size of output: 491 [2019-09-18 04:10:50,182 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 448 DAG size of output: 11 [2019-09-18 04:10:50,997 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-18 04:10:51,222 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-18 04:11:09,532 WARN L191 SmtUtils]: Spent 18.05 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-18 04:11:18,584 WARN L191 SmtUtils]: Spent 9.05 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 04:11:36,760 WARN L191 SmtUtils]: Spent 18.15 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-18 04:11:45,864 WARN L191 SmtUtils]: Spent 9.10 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 04:12:04,010 WARN L191 SmtUtils]: Spent 18.14 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-18 04:12:13,135 WARN L191 SmtUtils]: Spent 9.12 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 04:12:29,316 WARN L191 SmtUtils]: Spent 16.16 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 04:12:45,438 WARN L191 SmtUtils]: Spent 16.12 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 04:13:18,303 WARN L191 SmtUtils]: Spent 32.86 s on a formula simplification. DAG size of input: 491 DAG size of output: 491 [2019-09-18 04:13:20,361 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 448 DAG size of output: 11 [2019-09-18 04:13:20,743 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-18 04:13:21,172 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-18 04:13:40,722 WARN L191 SmtUtils]: Spent 19.13 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-18 04:13:49,729 WARN L191 SmtUtils]: Spent 9.00 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 04:14:08,582 WARN L191 SmtUtils]: Spent 18.83 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-18 04:14:17,973 WARN L191 SmtUtils]: Spent 9.39 s on a formula simplification that was a NOOP. DAG size: 467