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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:31:43,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:31:43,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:31:43,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:31:43,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:31:43,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:31:43,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:31:43,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:31:43,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:31:43,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:31:43,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:31:43,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:31:43,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:31:43,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:31:43,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:31:43,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:31:43,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:31:43,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:31:43,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:31:43,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:31:43,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:31:43,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:31:43,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:31:43,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:31:43,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:31:43,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:31:43,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:31:43,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:31:43,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:31:43,139 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:31:43,139 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:31:43,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:31:43,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:31:43,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:31:43,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:31:43,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:31:43,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:31:43,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:31:43,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:31:43,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:31:43,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:31:43,147 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 [2019-09-21 08:31:43,171 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:31:43,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:31:43,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:31:43,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:31:43,176 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:31:43,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:31:43,176 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:31:43,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:31:43,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:31:43,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:31:43,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:31:43,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:31:43,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:31:43,179 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:31:43,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:31:43,179 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:31:43,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:31:43,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:31:43,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:31:43,180 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:31:43,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:31:43,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:31:43,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:31:43,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:31:43,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:31:43,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:31:43,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:31:43,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:31:43,182 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 -> 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_QUICK [2019-09-21 08:31:43,241 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:31:43,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:31:43,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:31:43,257 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:31:43,257 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:31:43,258 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product60.cil.c [2019-09-21 08:31:43,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b3a9b8c/062191bc17fa4230a7714d00ac8c3ddf/FLAGb66556294 [2019-09-21 08:31:43,807 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:31:43,808 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product60.cil.c [2019-09-21 08:31:43,836 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b3a9b8c/062191bc17fa4230a7714d00ac8c3ddf/FLAGb66556294 [2019-09-21 08:31:44,098 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b3a9b8c/062191bc17fa4230a7714d00ac8c3ddf [2019-09-21 08:31:44,110 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:31:44,112 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:31:44,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:44,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:31:44,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:31:44,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:44" (1/1) ... [2019-09-21 08:31:44,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35b1b3da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:44, skipping insertion in model container [2019-09-21 08:31:44,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:44" (1/1) ... [2019-09-21 08:31:44,129 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:31:44,195 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:31:44,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:44,666 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:31:44,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:44,798 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:31:44,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:44 WrapperNode [2019-09-21 08:31:44,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:44,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:31:44,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:31:44,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:31:44,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:44" (1/1) ... [2019-09-21 08:31:44,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:44" (1/1) ... [2019-09-21 08:31:44,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:44" (1/1) ... [2019-09-21 08:31:44,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:44" (1/1) ... [2019-09-21 08:31:44,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:44" (1/1) ... [2019-09-21 08:31:44,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:44" (1/1) ... [2019-09-21 08:31:44,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:44" (1/1) ... [2019-09-21 08:31:44,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:31:44,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:31:44,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:31:44,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:31:44,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:44" (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 [2019-09-21 08:31:44,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:31:44,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:31:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:31:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:31:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:31:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:31:44,943 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:31:44,943 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:31:44,943 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:31:44,943 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:31:44,943 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:31:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:31:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:31:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:31:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:31:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:31:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:44,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:44,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:44,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:31:44,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:31:44,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:31:44,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:31:44,946 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:31:44,946 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:31:44,946 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:31:44,946 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:31:44,946 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:31:44,947 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:31:44,947 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:31:44,947 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:31:44,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:31:44,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:31:44,947 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:31:44,948 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:31:44,948 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:31:44,948 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:31:44,948 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:31:44,948 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:31:44,948 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:31:44,949 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:31:44,949 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:31:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:31:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:31:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:31:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:31:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:31:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:31:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:31:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:31:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:31:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:31:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:31:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:31:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:31:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:31:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:31:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:31:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:31:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:31:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:31:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:31:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:31:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:31:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:31:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:31:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:31:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:31:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:31:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:31:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:31:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:31:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:31:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:31:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:31:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:31:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:31:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:31:44,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:31:44,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:31:44,956 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:31:44,956 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:31:44,956 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:31:44,956 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:31:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:31:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:31:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:31:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:31:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:31:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:31:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:31:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:31:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:31:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:31:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:31:46,364 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:31:46,364 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:31:46,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:46 BoogieIcfgContainer [2019-09-21 08:31:46,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:31:46,366 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:31:46,366 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:31:46,367 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:31:46,368 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:46" (1/1) ... [2019-09-21 08:31:46,368 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:31:46,390 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:31:46,390 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:31:46,399 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:31:46,407 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:31:46,408 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:31:56,124 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:31:57,717 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:31:57,856 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:57,994 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:58,104 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:58,126 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-21 08:31:58,171 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-21 08:31:58,177 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-21 08:31:58,613 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:58,982 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:59,286 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:59,585 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:31:59,846 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:32:00,026 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:32:00,189 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:32:00,377 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:32:00,800 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:01,138 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:02,020 WARN L191 SmtUtils]: Spent 775.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:02,612 WARN L191 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:03,410 WARN L191 SmtUtils]: Spent 795.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-21 08:32:04,301 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:32:04,652 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:32:05,403 WARN L191 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 560 [2019-09-21 08:32:05,913 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 560 DAG size of output: 560 [2019-09-21 08:32:06,647 WARN L191 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 587 [2019-09-21 08:32:07,128 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:07,405 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:08,109 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:08,660 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:09,439 WARN L191 SmtUtils]: Spent 776.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-21 08:32:09,784 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:32:10,072 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:32:10,654 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 568 DAG size of output: 563 [2019-09-21 08:32:11,082 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 563 DAG size of output: 563 [2019-09-21 08:32:11,787 WARN L191 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 590 [2019-09-21 08:32:12,712 WARN L191 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 573 [2019-09-21 08:32:13,242 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 573 DAG size of output: 572 [2019-09-21 08:32:13,743 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 573 [2019-09-21 08:32:14,239 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 573 DAG size of output: 572 [2019-09-21 08:32:14,782 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 558 [2019-09-21 08:32:15,002 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 558 DAG size of output: 552 [2019-09-21 08:32:15,304 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-21 08:32:15,618 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 557 [2019-09-21 08:32:15,800 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 556 [2019-09-21 08:32:16,095 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:16,375 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:16,976 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:17,500 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:18,279 WARN L191 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-21 08:32:18,600 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:32:18,885 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:32:19,396 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 568 DAG size of output: 563 [2019-09-21 08:32:19,814 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 563 DAG size of output: 563 [2019-09-21 08:32:20,504 WARN L191 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 590 [2019-09-21 08:32:20,879 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:21,153 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:32:21,788 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:22,313 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:32:23,094 WARN L191 SmtUtils]: Spent 778.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-21 08:32:23,421 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:32:23,707 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:32:24,220 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 568 DAG size of output: 563 [2019-09-21 08:32:24,642 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 563 DAG size of output: 563 [2019-09-21 08:32:25,317 WARN L191 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 590