java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 23:42:02,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 23:42:02,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 23:42:02,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 23:42:02,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 23:42:02,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 23:42:02,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 23:42:02,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 23:42:02,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 23:42:02,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 23:42:02,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 23:42:02,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 23:42:02,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 23:42:02,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 23:42:02,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 23:42:02,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 23:42:02,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 23:42:02,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 23:42:02,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 23:42:02,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 23:42:02,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 23:42:02,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 23:42:02,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 23:42:02,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 23:42:02,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 23:42:02,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 23:42:02,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 23:42:02,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 23:42:02,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 23:42:02,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 23:42:02,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 23:42:02,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 23:42:02,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 23:42:02,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 23:42:02,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 23:42:02,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 23:42:02,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 23:42:02,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 23:42:02,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 23:42:02,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 23:42:02,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 23:42:02,126 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 23:42:02,150 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 23:42:02,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 23:42:02,152 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 23:42:02,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 23:42:02,153 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 23:42:02,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 23:42:02,154 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 23:42:02,154 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 23:42:02,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 23:42:02,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 23:42:02,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 23:42:02,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 23:42:02,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 23:42:02,157 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 23:42:02,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 23:42:02,158 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 23:42:02,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 23:42:02,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 23:42:02,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 23:42:02,158 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 23:42:02,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 23:42:02,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:42:02,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 23:42:02,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 23:42:02,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 23:42:02,160 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 23:42:02,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 23:42:02,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 23:42:02,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> ReUseSupersetCallSummarizer 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 23:42:02,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 23:42:02,238 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 23:42:02,242 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 23:42:02,245 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 23:42:02,245 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 23:42:02,246 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c [2019-09-18 23:42:02,304 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/987b5323e/d9ed83f64b4d4b18a3dcdf74910a876d/FLAG9f930709a [2019-09-18 23:42:02,849 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 23:42:02,849 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c [2019-09-18 23:42:02,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/987b5323e/d9ed83f64b4d4b18a3dcdf74910a876d/FLAG9f930709a [2019-09-18 23:42:03,138 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/987b5323e/d9ed83f64b4d4b18a3dcdf74910a876d [2019-09-18 23:42:03,149 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 23:42:03,151 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 23:42:03,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 23:42:03,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 23:42:03,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 23:42:03,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:42:03" (1/1) ... [2019-09-18 23:42:03,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d2dc4b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:03, skipping insertion in model container [2019-09-18 23:42:03,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:42:03" (1/1) ... [2019-09-18 23:42:03,166 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 23:42:03,225 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 23:42:03,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:42:03,650 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 23:42:03,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:42:03,775 INFO L192 MainTranslator]: Completed translation [2019-09-18 23:42:03,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:03 WrapperNode [2019-09-18 23:42:03,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 23:42:03,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 23:42:03,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 23:42:03,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 23:42:03,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:03" (1/1) ... [2019-09-18 23:42:03,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:03" (1/1) ... [2019-09-18 23:42:03,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:03" (1/1) ... [2019-09-18 23:42:03,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:03" (1/1) ... [2019-09-18 23:42:03,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:03" (1/1) ... [2019-09-18 23:42:03,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:03" (1/1) ... [2019-09-18 23:42:03,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:03" (1/1) ... [2019-09-18 23:42:03,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 23:42:03,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 23:42:03,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 23:42:03,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 23:42:03,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:03" (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 23:42:03,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 23:42:03,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 23:42:03,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 23:42:03,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 23:42:03,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 23:42:03,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 23:42:03,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 23:42:03,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 23:42:03,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 23:42:03,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:42:03,942 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 23:42:03,943 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 23:42:03,943 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 23:42:03,943 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 23:42:03,943 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 23:42:03,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 23:42:03,945 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 23:42:03,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 23:42:03,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 23:42:03,946 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 23:42:03,946 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 23:42:03,946 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 23:42:03,947 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 23:42:03,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 23:42:03,947 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 23:42:03,947 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 23:42:03,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 23:42:03,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 23:42:03,948 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 23:42:03,948 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 23:42:03,948 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 23:42:03,948 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 23:42:03,948 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 23:42:03,948 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 23:42:03,949 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 23:42:03,949 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 23:42:03,949 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 23:42:03,949 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 23:42:03,949 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 23:42:03,950 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 23:42:03,950 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 23:42:03,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 23:42:03,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 23:42:03,950 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 23:42:03,950 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 23:42:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 23:42:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 23:42:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 23:42:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 23:42:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 23:42:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 23:42:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 23:42:03,952 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 23:42:03,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 23:42:03,952 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 23:42:03,952 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 23:42:03,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 23:42:03,952 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 23:42:03,952 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 23:42:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 23:42:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 23:42:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 23:42:03,954 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 23:42:03,954 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 23:42:03,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:42:03,954 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 23:42:03,954 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 23:42:03,954 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 23:42:03,954 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 23:42:03,955 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 23:42:03,955 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 23:42:03,955 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 23:42:03,955 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 23:42:03,956 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 23:42:03,956 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 23:42:03,956 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 23:42:03,957 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 23:42:03,957 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 23:42:03,957 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 23:42:03,957 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 23:42:03,958 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 23:42:03,958 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 23:42:03,959 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 23:42:03,959 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 23:42:03,959 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 23:42:03,959 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 23:42:03,959 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 23:42:03,960 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 23:42:03,960 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 23:42:03,960 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 23:42:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 23:42:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 23:42:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 23:42:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 23:42:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 23:42:03,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 23:42:05,818 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 23:42:05,818 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 23:42:05,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:42:05 BoogieIcfgContainer [2019-09-18 23:42:05,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 23:42:05,820 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 23:42:05,820 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 23:42:05,821 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 23:42:05,822 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:42:05" (1/1) ... [2019-09-18 23:42:05,822 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 23:42:05,846 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 23:42:05,846 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 23:42:05,854 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 23:42:05,864 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 23:42:05,866 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 23:42:18,722 WARN L191 SmtUtils]: Spent 12.77 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:42:30,653 WARN L191 SmtUtils]: Spent 11.93 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:42:55,188 WARN L191 SmtUtils]: Spent 14.16 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 23:42:56,960 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 23:43:00,666 WARN L191 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 23:43:00,675 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 23:43:02,385 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:43:04,083 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:43:05,780 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:43:07,464 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:43:09,220 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:43:10,904 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:43:12,653 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:43:14,311 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:43:14,319 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 23:43:14,324 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 23:43:17,763 WARN L191 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-18 23:43:19,441 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-18 23:43:30,233 WARN L191 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-18 23:43:35,570 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 23:43:45,862 WARN L191 SmtUtils]: Spent 10.24 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-18 23:43:50,880 WARN L191 SmtUtils]: Spent 5.02 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 23:44:10,408 WARN L191 SmtUtils]: Spent 19.51 s on a formula simplification. DAG size of input: 468 DAG size of output: 462 [2019-09-18 23:44:18,714 WARN L191 SmtUtils]: Spent 8.30 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 23:44:27,543 WARN L191 SmtUtils]: Spent 8.75 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:44:36,092 WARN L191 SmtUtils]: Spent 8.55 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:45:12,631 WARN L191 SmtUtils]: Spent 36.51 s on a formula simplification. DAG size of input: 491 DAG size of output: 491 [2019-09-18 23:45:27,820 WARN L191 SmtUtils]: Spent 15.19 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-18 23:45:28,945 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 457 DAG size of output: 1 [2019-09-18 23:45:36,763 WARN L191 SmtUtils]: Spent 7.67 s on a formula simplification. DAG size of input: 458 DAG size of output: 443 [2019-09-18 23:45:40,062 WARN L191 SmtUtils]: Spent 3.30 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 23:45:47,630 WARN L191 SmtUtils]: Spent 7.40 s on a formula simplification. DAG size of input: 448 DAG size of output: 433 [2019-09-18 23:45:50,909 WARN L191 SmtUtils]: Spent 3.28 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:45:58,325 WARN L191 SmtUtils]: Spent 7.40 s on a formula simplification. DAG size of input: 450 DAG size of output: 435 [2019-09-18 23:46:01,549 WARN L191 SmtUtils]: Spent 3.22 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:46:17,599 WARN L191 SmtUtils]: Spent 16.04 s on a formula simplification. DAG size of input: 464 DAG size of output: 439 [2019-09-18 23:46:22,910 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-18 23:46:26,062 WARN L191 SmtUtils]: Spent 3.15 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-18 23:46:31,337 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-18 23:46:36,678 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-18 23:46:41,954 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-18 23:46:47,339 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-18 23:46:55,345 WARN L191 SmtUtils]: Spent 7.99 s on a formula simplification. DAG size of input: 454 DAG size of output: 437 [2019-09-18 23:46:58,543 WARN L191 SmtUtils]: Spent 3.20 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 23:47:07,244 WARN L191 SmtUtils]: Spent 8.69 s on a formula simplification. DAG size of input: 466 DAG size of output: 439 [2019-09-18 23:47:10,918 WARN L191 SmtUtils]: Spent 3.67 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-18 23:47:14,191 WARN L191 SmtUtils]: Spent 3.26 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 23:47:17,380 WARN L191 SmtUtils]: Spent 3.19 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 23:47:18,311 WARN L191 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 1 [2019-09-18 23:47:24,728 WARN L191 SmtUtils]: Spent 6.41 s on a formula simplification. DAG size of input: 442 DAG size of output: 435 [2019-09-18 23:47:27,933 WARN L191 SmtUtils]: Spent 3.20 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:47:34,553 WARN L191 SmtUtils]: Spent 6.61 s on a formula simplification. DAG size of input: 446 DAG size of output: 437 [2019-09-18 23:47:37,715 WARN L191 SmtUtils]: Spent 3.16 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 23:48:01,239 WARN L191 SmtUtils]: Spent 23.51 s on a formula simplification. DAG size of input: 493 DAG size of output: 493 [2019-09-18 23:48:10,443 WARN L191 SmtUtils]: Spent 9.20 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-18 23:48:21,631 WARN L191 SmtUtils]: Spent 11.17 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-18 23:48:32,895 WARN L191 SmtUtils]: Spent 11.26 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-18 23:48:40,613 WARN L191 SmtUtils]: Spent 7.62 s on a formula simplification. DAG size of input: 460 DAG size of output: 445 [2019-09-18 23:48:43,974 WARN L191 SmtUtils]: Spent 3.36 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 23:49:36,272 WARN L191 SmtUtils]: Spent 52.25 s on a formula simplification. DAG size of input: 607 DAG size of output: 520 [2019-09-18 23:49:51,741 WARN L191 SmtUtils]: Spent 15.47 s on a formula simplification that was a NOOP. DAG size: 520 [2019-09-18 23:50:04,744 WARN L191 SmtUtils]: Spent 12.86 s on a formula simplification. DAG size of input: 463 DAG size of output: 443 [2019-09-18 23:50:10,614 WARN L191 SmtUtils]: Spent 5.87 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 23:51:00,775 WARN L191 SmtUtils]: Spent 50.12 s on a formula simplification. DAG size of input: 547 DAG size of output: 534 [2019-09-18 23:51:24,911 WARN L191 SmtUtils]: Spent 24.13 s on a formula simplification that was a NOOP. DAG size: 534 [2019-09-18 23:51:38,833 WARN L191 SmtUtils]: Spent 13.80 s on a formula simplification. DAG size of input: 479 DAG size of output: 436 [2019-09-18 23:51:44,629 WARN L191 SmtUtils]: Spent 5.79 s on a formula simplification that was a NOOP. DAG size: 436 [2019-09-18 23:52:26,180 WARN L191 SmtUtils]: Spent 41.47 s on a formula simplification. DAG size of input: 625 DAG size of output: 501 [2019-09-18 23:52:37,914 WARN L191 SmtUtils]: Spent 11.73 s on a formula simplification that was a NOOP. DAG size: 501 [2019-09-18 23:52:54,814 WARN L191 SmtUtils]: Spent 16.79 s on a formula simplification. DAG size of input: 459 DAG size of output: 438 [2019-09-18 23:53:02,253 WARN L191 SmtUtils]: Spent 7.44 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-18 23:53:33,881 WARN L191 SmtUtils]: Spent 31.57 s on a formula simplification. DAG size of input: 472 DAG size of output: 451 [2019-09-18 23:53:43,625 WARN L191 SmtUtils]: Spent 9.74 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 23:53:58,489 WARN L191 SmtUtils]: Spent 14.74 s on a formula simplification. DAG size of input: 451 DAG size of output: 440 [2019-09-18 23:54:05,814 WARN L191 SmtUtils]: Spent 7.32 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-18 23:54:20,733 WARN L191 SmtUtils]: Spent 14.91 s on a formula simplification. DAG size of input: 470 DAG size of output: 453 [2019-09-18 23:54:28,123 WARN L191 SmtUtils]: Spent 7.39 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 23:54:44,794 WARN L191 SmtUtils]: Spent 16.50 s on a formula simplification. DAG size of input: 447 DAG size of output: 428 [2019-09-18 23:54:49,320 WARN L191 SmtUtils]: Spent 4.52 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 23:54:59,622 WARN L191 SmtUtils]: Spent 10.30 s on a formula simplification. DAG size of input: 457 DAG size of output: 430 [2019-09-18 23:55:04,142 WARN L191 SmtUtils]: Spent 4.52 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-18 23:55:25,501 WARN L191 SmtUtils]: Spent 21.33 s on a formula simplification. DAG size of input: 450 DAG size of output: 431 [2019-09-18 23:55:30,108 WARN L191 SmtUtils]: Spent 4.61 s on a formula simplification that was a NOOP. DAG size: 431