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_spec4_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:35:45,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:35:45,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:35:45,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:35:45,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:35:45,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:35:45,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:35:45,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:35:45,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:35:45,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:35:45,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:35:45,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:35:45,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:35:45,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:35:45,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:35:45,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:35:45,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:35:45,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:35:45,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:35:45,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:35:45,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:35:45,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:35:45,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:35:45,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:35:45,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:35:45,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:35:45,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:35:45,140 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:35:45,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:35:45,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:35:45,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:35:45,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:35:45,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:35:45,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:35:45,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:35:45,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:35:45,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:35:45,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:35:45,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:35:45,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:35:45,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:35:45,149 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 08:35:45,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:35:45,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:35:45,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:35:45,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:35:45,168 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:35:45,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:35:45,169 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:35:45,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:35:45,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:35:45,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:35:45,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:35:45,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:35:45,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:35:45,171 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:35:45,171 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:35:45,171 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:35:45,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:35:45,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:35:45,172 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:35:45,172 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:35:45,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:35:45,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:35:45,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:35:45,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:35:45,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:35:45,174 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:35:45,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:35:45,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:35:45,175 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 08:35:45,231 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:35:45,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:35:45,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:35:45,248 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:35:45,248 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:35:45,249 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product28.cil.c [2019-09-21 08:35:45,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2c23495c/94e68beb156f45b6bc9a22f484e9d681/FLAGc962da1e8 [2019-09-21 08:35:45,862 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:35:45,863 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product28.cil.c [2019-09-21 08:35:45,876 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2c23495c/94e68beb156f45b6bc9a22f484e9d681/FLAGc962da1e8 [2019-09-21 08:35:46,146 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2c23495c/94e68beb156f45b6bc9a22f484e9d681 [2019-09-21 08:35:46,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:35:46,162 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:35:46,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:35:46,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:35:46,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:35:46,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:35:46" (1/1) ... [2019-09-21 08:35:46,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2602384c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:46, skipping insertion in model container [2019-09-21 08:35:46,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:35:46" (1/1) ... [2019-09-21 08:35:46,177 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:35:46,231 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:35:46,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:35:46,690 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:35:46,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:35:46,814 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:35:46,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:46 WrapperNode [2019-09-21 08:35:46,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:35:46,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:35:46,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:35:46,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:35:46,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:46" (1/1) ... [2019-09-21 08:35:46,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:46" (1/1) ... [2019-09-21 08:35:46,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:46" (1/1) ... [2019-09-21 08:35:46,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:46" (1/1) ... [2019-09-21 08:35:46,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:46" (1/1) ... [2019-09-21 08:35:46,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:46" (1/1) ... [2019-09-21 08:35:46,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:46" (1/1) ... [2019-09-21 08:35:46,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:35:46,897 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:35:46,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:35:46,897 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:35:46,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:46" (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 08:35:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:35:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:35:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:35:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:35:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:35:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:35:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:35:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:35:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:35:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:35:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:35:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:35:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:35:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:35:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:35:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:35:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:35:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:35:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:35:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:35:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:35:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:35:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:35:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:35:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:35:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:35:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:35:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:35:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:35:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:35:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:35:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:35:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:35:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:35:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:35:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:35:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:35:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:35:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:35:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:35:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:35:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:35:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:35:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:35:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:35:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:35:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:35:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:35:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:35:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:35:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:35:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:35:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:35:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:35:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:35:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:35:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:35:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:35:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:35:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:35:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:35:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:35:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:35:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:35:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:35:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:35:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:35:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:35:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:35:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:35:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:35:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:35:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:35:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:35:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:35:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:35:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:35:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:35:46,976 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:35:46,976 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:35:46,976 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:35:46,976 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:35:46,976 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:35:46,976 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:35:46,977 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:35:46,977 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:35:46,977 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:35:46,977 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:35:46,977 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:35:46,977 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:35:46,978 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:35:46,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:35:46,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:35:46,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:35:48,794 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:35:48,794 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:35:48,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:35:48 BoogieIcfgContainer [2019-09-21 08:35:48,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:35:48,797 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:35:48,797 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:35:48,798 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:35:48,799 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:35:48" (1/1) ... [2019-09-21 08:35:48,800 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 08:35:48,837 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:35:48,840 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:35:48,853 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:35:48,863 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:35:48,865 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:35:57,802 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:35:59,630 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:35:59,780 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:35:59,938 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:36:00,059 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:36:00,083 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-21 08:36:00,138 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-21 08:36:00,144 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-21 08:36:00,338 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:36:00,464 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:36:00,897 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:01,188 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:01,480 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:01,708 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:01,948 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:02,127 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:02,385 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:02,577 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:02,747 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:02,950 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:03,113 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:03,280 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:03,455 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:03,611 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:03,781 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:03,950 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:04,147 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:04,303 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:04,468 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:04,668 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:05,086 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:05,360 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:06,063 WARN L191 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:36:06,612 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:36:07,491 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:36:07,838 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:08,115 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:36:08,295 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:36:08,766 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:36:09,220 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:36:09,655 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:36:10,111 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:36:10,867 WARN L191 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-21 08:36:11,605 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:11,874 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:12,514 WARN L191 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:36:13,054 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:36:13,524 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-21 08:36:13,821 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:36:14,270 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:36:14,529 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:36:14,950 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-21 08:36:15,401 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-21 08:36:15,821 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-21 08:36:16,249 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-21 08:36:16,923 WARN L191 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-21 08:36:17,593 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:17,878 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:18,720 WARN L191 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:36:19,256 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:36:19,814 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-21 08:36:20,107 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:36:20,329 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:36:20,498 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:36:20,929 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-21 08:36:21,357 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-21 08:36:21,781 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-21 08:36:22,206 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-21 08:36:22,911 WARN L191 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-21 08:36:23,493 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:23,764 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:24,415 WARN L191 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:36:24,945 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:36:25,309 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-21 08:36:25,602 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:36:25,803 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:36:25,971 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:36:26,410 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-21 08:36:26,833 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 545