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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 13:42:15,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 13:42:15,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 13:42:15,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 13:42:15,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 13:42:15,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 13:42:15,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 13:42:15,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 13:42:15,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 13:42:15,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 13:42:15,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 13:42:15,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 13:42:15,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 13:42:15,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 13:42:15,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 13:42:15,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 13:42:15,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 13:42:15,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 13:42:15,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 13:42:15,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 13:42:15,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 13:42:15,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 13:42:15,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 13:42:15,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 13:42:15,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 13:42:15,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 13:42:15,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 13:42:15,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 13:42:15,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 13:42:15,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 13:42:15,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 13:42:15,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 13:42:15,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 13:42:15,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 13:42:15,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 13:42:15,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 13:42:15,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 13:42:15,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 13:42:15,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 13:42:15,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 13:42:15,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 13:42:15,108 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 [2019-09-18 13:42:15,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 13:42:15,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 13:42:15,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 13:42:15,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 13:42:15,133 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 13:42:15,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 13:42:15,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 13:42:15,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 13:42:15,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 13:42:15,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 13:42:15,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 13:42:15,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 13:42:15,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 13:42:15,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 13:42:15,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 13:42:15,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 13:42:15,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 13:42:15,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 13:42:15,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 13:42:15,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 13:42:15,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 13:42:15,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 13:42:15,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 13:42:15,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 13:42:15,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 13:42:15,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 13:42:15,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 13:42:15,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 13:42:15,139 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 -> SingleStatement 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 13:42:15,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 13:42:15,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 13:42:15,221 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 13:42:15,223 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 13:42:15,223 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 13:42:15,224 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c [2019-09-18 13:42:15,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40d97f6f2/cbdd64f803c34600a881df8175072dba/FLAGaeacff6d7 [2019-09-18 13:42:15,759 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 13:42:15,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c [2019-09-18 13:42:15,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40d97f6f2/cbdd64f803c34600a881df8175072dba/FLAGaeacff6d7 [2019-09-18 13:42:16,048 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40d97f6f2/cbdd64f803c34600a881df8175072dba [2019-09-18 13:42:16,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 13:42:16,062 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 13:42:16,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 13:42:16,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 13:42:16,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 13:42:16,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:42:16" (1/1) ... [2019-09-18 13:42:16,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5647cef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:42:16, skipping insertion in model container [2019-09-18 13:42:16,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:42:16" (1/1) ... [2019-09-18 13:42:16,079 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 13:42:16,138 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 13:42:16,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:42:16,603 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 13:42:16,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:42:16,708 INFO L192 MainTranslator]: Completed translation [2019-09-18 13:42:16,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:42:16 WrapperNode [2019-09-18 13:42:16,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 13:42:16,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 13:42:16,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 13:42:16,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 13:42:16,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:42:16" (1/1) ... [2019-09-18 13:42:16,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:42:16" (1/1) ... [2019-09-18 13:42:16,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:42:16" (1/1) ... [2019-09-18 13:42:16,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:42:16" (1/1) ... [2019-09-18 13:42:16,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:42:16" (1/1) ... [2019-09-18 13:42:16,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:42:16" (1/1) ... [2019-09-18 13:42:16,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:42:16" (1/1) ... [2019-09-18 13:42:16,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 13:42:16,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 13:42:16,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 13:42:16,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 13:42:16,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:42:16" (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 13:42:16,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 13:42:16,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 13:42:16,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 13:42:16,891 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 13:42:16,892 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 13:42:16,892 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 13:42:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 13:42:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 13:42:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 13:42:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 13:42:16,894 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 13:42:16,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 13:42:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 13:42:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 13:42:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 13:42:16,895 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 13:42:16,897 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 13:42:16,898 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 13:42:16,898 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 13:42:16,898 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 13:42:16,898 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 13:42:16,898 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 13:42:16,898 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 13:42:16,898 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 13:42:16,899 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 13:42:16,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 13:42:16,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 13:42:16,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 13:42:16,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 13:42:16,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 13:42:16,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 13:42:16,900 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 13:42:16,900 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 13:42:16,900 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 13:42:16,900 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 13:42:16,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 13:42:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 13:42:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 13:42:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 13:42:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 13:42:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 13:42:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 13:42:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 13:42:16,902 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 13:42:16,902 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 13:42:16,902 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 13:42:16,902 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 13:42:16,902 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 13:42:16,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 13:42:16,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 13:42:16,903 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 13:42:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 13:42:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 13:42:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 13:42:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 13:42:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 13:42:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 13:42:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 13:42:16,905 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 13:42:16,905 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 13:42:16,906 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 13:42:16,906 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 13:42:16,906 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 13:42:16,906 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 13:42:16,906 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 13:42:16,907 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 13:42:16,907 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 13:42:16,907 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 13:42:16,907 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 13:42:16,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 13:42:16,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 13:42:16,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 13:42:16,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 13:42:16,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 13:42:16,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 13:42:16,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 13:42:16,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 13:42:16,909 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 13:42:16,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 13:42:16,910 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 13:42:16,910 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 13:42:16,911 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 13:42:16,911 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 13:42:16,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 13:42:16,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 13:42:16,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 13:42:18,011 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 13:42:18,011 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 13:42:18,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:42:18 BoogieIcfgContainer [2019-09-18 13:42:18,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 13:42:18,015 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 13:42:18,015 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 13:42:18,015 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 13:42:18,016 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:42:18" (1/1) ... [2019-09-18 13:42:18,016 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 13:42:18,039 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 13:42:18,039 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 13:42:18,055 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 13:42:18,064 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 13:42:18,068 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 13:42:18,692 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2019-09-18 13:42:18,906 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 77 [2019-09-18 13:42:19,225 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 109 [2019-09-18 13:42:19,524 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 104 [2019-09-18 13:42:19,948 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 128 [2019-09-18 13:42:20,321 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 123 [2019-09-18 13:42:20,923 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 147 [2019-09-18 13:42:21,473 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 144 [2019-09-18 13:42:22,306 WARN L191 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 157 [2019-09-18 13:42:22,915 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 154 [2019-09-18 13:42:23,900 WARN L191 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 175 [2019-09-18 13:42:24,631 WARN L191 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 170 [2019-09-18 13:42:25,905 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 244 DAG size of output: 196 [2019-09-18 13:42:26,799 WARN L191 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 193 [2019-09-18 13:42:28,448 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 276 DAG size of output: 229 [2019-09-18 13:42:29,612 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 265 DAG size of output: 228 [2019-09-18 13:42:31,722 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 291 DAG size of output: 248 [2019-09-18 13:42:32,971 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 286 DAG size of output: 245 [2019-09-18 13:42:35,459 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 342 DAG size of output: 270 [2019-09-18 13:42:35,669 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 13:42:37,097 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 320 DAG size of output: 271 [2019-09-18 13:42:37,504 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 13:42:40,162 WARN L191 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 370 DAG size of output: 288 [2019-09-18 13:42:41,857 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 329 DAG size of output: 285 [2019-09-18 13:42:42,390 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 13:42:45,309 WARN L191 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 382 DAG size of output: 308 [2019-09-18 13:42:47,148 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 345 DAG size of output: 303 [2019-09-18 13:42:47,899 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-18 13:42:51,403 WARN L191 SmtUtils]: Spent 3.50 s on a formula simplification. DAG size of input: 421 DAG size of output: 317 [2019-09-18 13:42:53,402 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 365 DAG size of output: 312 [2019-09-18 13:42:54,415 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-18 13:42:58,878 WARN L191 SmtUtils]: Spent 4.45 s on a formula simplification. DAG size of input: 478 DAG size of output: 326 [2019-09-18 13:43:01,009 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 374 DAG size of output: 321 [2019-09-18 13:43:02,334 WARN L191 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2019-09-18 13:43:07,191 WARN L191 SmtUtils]: Spent 4.85 s on a formula simplification. DAG size of input: 511 DAG size of output: 334 [2019-09-18 13:43:07,481 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 13:43:09,548 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 389 DAG size of output: 331 [2019-09-18 13:43:11,333 WARN L191 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2019-09-18 13:43:17,366 WARN L191 SmtUtils]: Spent 6.02 s on a formula simplification. DAG size of input: 612 DAG size of output: 344 [2019-09-18 13:43:17,671 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 13:43:19,857 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 405 DAG size of output: 341 [2019-09-18 13:43:21,986 WARN L191 SmtUtils]: Spent 890.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2019-09-18 13:43:29,093 WARN L191 SmtUtils]: Spent 7.10 s on a formula simplification. DAG size of input: 638 DAG size of output: 354 [2019-09-18 13:43:29,422 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 13:43:31,774 WARN L191 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 420 DAG size of output: 351 [2019-09-18 13:43:34,401 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 13:43:42,786 WARN L191 SmtUtils]: Spent 8.37 s on a formula simplification. DAG size of input: 768 DAG size of output: 364 [2019-09-18 13:43:43,187 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-18 13:43:45,743 WARN L191 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 434 DAG size of output: 363 [2019-09-18 13:43:49,080 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 557 [2019-09-18 13:43:58,927 WARN L191 SmtUtils]: Spent 9.83 s on a formula simplification. DAG size of input: 796 DAG size of output: 376 [2019-09-18 13:43:59,371 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-18 13:44:02,164 WARN L191 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 452 DAG size of output: 375 [2019-09-18 13:44:05,983 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 631 [2019-09-18 13:44:17,192 WARN L191 SmtUtils]: Spent 11.19 s on a formula simplification. DAG size of input: 808 DAG size of output: 389 [2019-09-18 13:44:17,619 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 13:44:20,470 WARN L191 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 457 DAG size of output: 384 [2019-09-18 13:44:25,251 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 717 [2019-09-18 13:44:38,853 WARN L191 SmtUtils]: Spent 13.58 s on a formula simplification. DAG size of input: 1012 DAG size of output: 397 [2019-09-18 13:44:39,413 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-09-18 13:44:42,665 WARN L191 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 468 DAG size of output: 398 [2019-09-18 13:44:48,534 WARN L191 SmtUtils]: Spent 2.69 s on a formula simplification that was a NOOP. DAG size: 795 [2019-09-18 13:45:04,504 WARN L191 SmtUtils]: Spent 15.94 s on a formula simplification. DAG size of input: 1016 DAG size of output: 411 [2019-09-18 13:45:05,066 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 13:45:08,579 WARN L191 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 482 DAG size of output: 412 [2019-09-18 13:45:15,265 WARN L191 SmtUtils]: Spent 3.23 s on a formula simplification that was a NOOP. DAG size: 877 [2019-09-18 13:45:34,295 WARN L191 SmtUtils]: Spent 18.99 s on a formula simplification. DAG size of input: 1149 DAG size of output: 425 [2019-09-18 13:45:34,851 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 13:45:38,425 WARN L191 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 509 DAG size of output: 422 [2019-09-18 13:45:40,080 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 13:45:41,744 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 13:45:41,754 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 13:45:41,820 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 13:45:41,824 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 13:45:52,554 WARN L191 SmtUtils]: Spent 10.66 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 13:45:57,832 WARN L191 SmtUtils]: Spent 5.28 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 13:46:15,402 WARN L191 SmtUtils]: Spent 17.48 s on a formula simplification. DAG size of input: 457 DAG size of output: 457 [2019-09-18 13:46:24,116 WARN L191 SmtUtils]: Spent 8.71 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 13:46:50,944 WARN L191 SmtUtils]: Spent 26.79 s on a formula simplification. DAG size of input: 471 DAG size of output: 464 [2019-09-18 13:46:59,747 WARN L191 SmtUtils]: Spent 8.80 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 13:47:11,448 WARN L191 SmtUtils]: Spent 11.14 s on a formula simplification. DAG size of input: 466 DAG size of output: 464 [2019-09-18 13:47:16,942 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 13:47:31,086 WARN L191 SmtUtils]: Spent 14.11 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-18 13:47:38,123 WARN L191 SmtUtils]: Spent 7.04 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 13:47:56,448 WARN L191 SmtUtils]: Spent 18.29 s on a formula simplification. DAG size of input: 476 DAG size of output: 475 [2019-09-18 13:48:05,323 WARN L191 SmtUtils]: Spent 8.87 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-18 13:48:30,431 WARN L191 SmtUtils]: Spent 25.06 s on a formula simplification. DAG size of input: 487 DAG size of output: 483 [2019-09-18 13:48:43,004 WARN L191 SmtUtils]: Spent 12.57 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-18 13:49:09,847 WARN L191 SmtUtils]: Spent 26.79 s on a formula simplification. DAG size of input: 489 DAG size of output: 473 [2019-09-18 13:49:18,617 WARN L191 SmtUtils]: Spent 8.77 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-18 13:49:30,147 WARN L191 SmtUtils]: Spent 11.39 s on a formula simplification. DAG size of input: 465 DAG size of output: 459 [2019-09-18 13:49:32,090 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 13:49:42,910 WARN L191 SmtUtils]: Spent 10.80 s on a formula simplification. DAG size of input: 472 DAG size of output: 464 [2019-09-18 13:49:48,303 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 13:50:06,078 WARN L191 SmtUtils]: Spent 17.73 s on a formula simplification. DAG size of input: 472 DAG size of output: 472 [2019-09-18 13:50:14,947 WARN L191 SmtUtils]: Spent 8.87 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 13:50:46,348 WARN L191 SmtUtils]: Spent 31.35 s on a formula simplification. DAG size of input: 485 DAG size of output: 485 [2019-09-18 13:51:01,936 WARN L191 SmtUtils]: Spent 15.59 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-18 13:51:19,941 WARN L191 SmtUtils]: Spent 17.94 s on a formula simplification. DAG size of input: 493 DAG size of output: 475 [2019-09-18 13:51:28,817 WARN L191 SmtUtils]: Spent 8.87 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-18 13:51:40,229 WARN L191 SmtUtils]: Spent 11.39 s on a formula simplification. DAG size of input: 465 DAG size of output: 459 [2019-09-18 13:51:42,158 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 13:51:59,798 WARN L191 SmtUtils]: Spent 17.58 s on a formula simplification. DAG size of input: 472 DAG size of output: 472 [2019-09-18 13:52:08,578 WARN L191 SmtUtils]: Spent 8.78 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 13:52:26,241 WARN L191 SmtUtils]: Spent 17.66 s on a formula simplification. DAG size of input: 472 DAG size of output: 472 [2019-09-18 13:52:35,080 WARN L191 SmtUtils]: Spent 8.84 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 13:52:52,718 WARN L191 SmtUtils]: Spent 17.64 s on a formula simplification. DAG size of input: 472 DAG size of output: 472 [2019-09-18 13:53:01,537 WARN L191 SmtUtils]: Spent 8.82 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 13:53:19,122 WARN L191 SmtUtils]: Spent 17.58 s on a formula simplification. DAG size of input: 472 DAG size of output: 472 [2019-09-18 13:53:27,942 WARN L191 SmtUtils]: Spent 8.82 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 13:53:59,379 WARN L191 SmtUtils]: Spent 31.39 s on a formula simplification. DAG size of input: 485 DAG size of output: 485 [2019-09-18 13:54:15,022 WARN L191 SmtUtils]: Spent 15.64 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-18 13:54:29,593 WARN L191 SmtUtils]: Spent 14.43 s on a formula simplification. DAG size of input: 480 DAG size of output: 477 [2019-09-18 13:54:36,731 WARN L191 SmtUtils]: Spent 7.14 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-18 13:54:48,072 WARN L191 SmtUtils]: Spent 11.30 s on a formula simplification. DAG size of input: 485 DAG size of output: 473 [2019-09-18 13:54:53,757 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-18 13:55:20,354 WARN L191 SmtUtils]: Spent 26.57 s on a formula simplification. DAG size of input: 479 DAG size of output: 472 [2019-09-18 13:55:29,042 WARN L191 SmtUtils]: Spent 8.69 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 13:55:34,973 WARN L191 SmtUtils]: Spent 5.91 s on a formula simplification. DAG size of input: 465 DAG size of output: 459 [2019-09-18 13:55:36,947 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 459