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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 19:19:21,098 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 19:19:21,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 19:19:21,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 19:19:21,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 19:19:21,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 19:19:21,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 19:19:21,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 19:19:21,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 19:19:21,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 19:19:21,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 19:19:21,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 19:19:21,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 19:19:21,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 19:19:21,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 19:19:21,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 19:19:21,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 19:19:21,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 19:19:21,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 19:19:21,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 19:19:21,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 19:19:21,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 19:19:21,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 19:19:21,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 19:19:21,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 19:19:21,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 19:19:21,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 19:19:21,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 19:19:21,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 19:19:21,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 19:19:21,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 19:19:21,141 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 19:19:21,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 19:19:21,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 19:19:21,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 19:19:21,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 19:19:21,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 19:19:21,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 19:19:21,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 19:19:21,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 19:19:21,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 19:19:21,148 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 [2019-09-17 19:19:21,168 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 19:19:21,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 19:19:21,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 19:19:21,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 19:19:21,170 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 19:19:21,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 19:19:21,170 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 19:19:21,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 19:19:21,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 19:19:21,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 19:19:21,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 19:19:21,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 19:19:21,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 19:19:21,173 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 19:19:21,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 19:19:21,173 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 19:19:21,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 19:19:21,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 19:19:21,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 19:19:21,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 19:19:21,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 19:19:21,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 19:19:21,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 19:19:21,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 19:19:21,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 19:19:21,176 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 19:19:21,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 19:19:21,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 19:19:21,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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_DDA [2019-09-17 19:19:21,218 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 19:19:21,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 19:19:21,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 19:19:21,234 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 19:19:21,235 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 19:19:21,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c [2019-09-17 19:19:21,295 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c30e0667/43773f28b3954228aa8659b10ebfb628/FLAGcfd360297 [2019-09-17 19:19:21,830 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 19:19:21,836 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c [2019-09-17 19:19:21,850 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c30e0667/43773f28b3954228aa8659b10ebfb628/FLAGcfd360297 [2019-09-17 19:19:22,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c30e0667/43773f28b3954228aa8659b10ebfb628 [2019-09-17 19:19:22,126 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 19:19:22,128 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 19:19:22,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 19:19:22,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 19:19:22,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 19:19:22,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:19:22" (1/1) ... [2019-09-17 19:19:22,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aceb178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:19:22, skipping insertion in model container [2019-09-17 19:19:22,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:19:22" (1/1) ... [2019-09-17 19:19:22,149 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 19:19:22,199 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 19:19:22,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 19:19:22,649 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 19:19:22,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 19:19:22,797 INFO L192 MainTranslator]: Completed translation [2019-09-17 19:19:22,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:19:22 WrapperNode [2019-09-17 19:19:22,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 19:19:22,798 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 19:19:22,798 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 19:19:22,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 19:19:22,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:19:22" (1/1) ... [2019-09-17 19:19:22,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:19:22" (1/1) ... [2019-09-17 19:19:22,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:19:22" (1/1) ... [2019-09-17 19:19:22,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:19:22" (1/1) ... [2019-09-17 19:19:22,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:19:22" (1/1) ... [2019-09-17 19:19:22,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:19:22" (1/1) ... [2019-09-17 19:19:22,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:19:22" (1/1) ... [2019-09-17 19:19:22,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 19:19:22,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 19:19:22,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 19:19:22,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 19:19:22,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:19:22" (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 [2019-09-17 19:19:22,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 19:19:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 19:19:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 19:19:22,949 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 19:19:22,950 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 19:19:22,950 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 19:19:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 19:19:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 19:19:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 19:19:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 19:19:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 19:19:22,952 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 19:19:22,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 19:19:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 19:19:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 19:19:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 19:19:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 19:19:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 19:19:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 19:19:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 19:19:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 19:19:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 19:19:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 19:19:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 19:19:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 19:19:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 19:19:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 19:19:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 19:19:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 19:19:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 19:19:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 19:19:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 19:19:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 19:19:22,958 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 19:19:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 19:19:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 19:19:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 19:19:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 19:19:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 19:19:22,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 19:19:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 19:19:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 19:19:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 19:19:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 19:19:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 19:19:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 19:19:22,960 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 19:19:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 19:19:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 19:19:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 19:19:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 19:19:22,961 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 19:19:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 19:19:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 19:19:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 19:19:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 19:19:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 19:19:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 19:19:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 19:19:22,963 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 19:19:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 19:19:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 19:19:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 19:19:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 19:19:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 19:19:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 19:19:22,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 19:19:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 19:19:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 19:19:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 19:19:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 19:19:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 19:19:22,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 19:19:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 19:19:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 19:19:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 19:19:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 19:19:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 19:19:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 19:19:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 19:19:22,968 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 19:19:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 19:19:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 19:19:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 19:19:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 19:19:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 19:19:22,969 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 19:19:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 19:19:22,970 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 19:19:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 19:19:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 19:19:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 19:19:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 19:19:22,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 19:19:24,630 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 19:19:24,630 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 19:19:24,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:19:24 BoogieIcfgContainer [2019-09-17 19:19:24,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 19:19:24,632 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 19:19:24,632 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 19:19:24,633 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 19:19:24,634 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:19:24" (1/1) ... [2019-09-17 19:19:24,635 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 19:19:24,673 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 19:19:24,673 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 19:19:24,685 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 19:19:24,695 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 19:19:24,697 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 19:19:50,109 WARN L191 SmtUtils]: Spent 15.16 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 19:19:51,938 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 19:19:55,978 WARN L191 SmtUtils]: Spent 4.03 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 19:19:57,862 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 19:19:59,771 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 19:20:00,070 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 19:20:04,879 WARN L191 SmtUtils]: Spent 4.81 s on a formula simplification. DAG size of input: 490 DAG size of output: 432 [2019-09-17 19:20:04,911 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 440 for LOIs [2019-09-17 19:20:05,015 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 440 for LOIs [2019-09-17 19:20:05,022 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 440 for LOIs [2019-09-17 19:20:17,304 WARN L191 SmtUtils]: Spent 12.07 s on a formula simplification. DAG size of input: 453 DAG size of output: 452 [2019-09-17 19:20:23,148 WARN L191 SmtUtils]: Spent 5.84 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-17 19:20:24,082 WARN L191 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 19:20:37,868 WARN L191 SmtUtils]: Spent 13.78 s on a formula simplification. DAG size of input: 509 DAG size of output: 471 [2019-09-17 19:20:49,613 WARN L191 SmtUtils]: Spent 11.74 s on a formula simplification. DAG size of input: 453 DAG size of output: 452 [2019-09-17 19:20:55,411 WARN L191 SmtUtils]: Spent 5.80 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-17 19:20:56,314 WARN L191 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 19:21:10,213 WARN L191 SmtUtils]: Spent 13.90 s on a formula simplification. DAG size of input: 509 DAG size of output: 471 [2019-09-17 19:21:21,979 WARN L191 SmtUtils]: Spent 11.76 s on a formula simplification. DAG size of input: 453 DAG size of output: 452 [2019-09-17 19:21:27,875 WARN L191 SmtUtils]: Spent 5.89 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-17 19:21:28,776 WARN L191 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 19:21:42,452 WARN L191 SmtUtils]: Spent 13.67 s on a formula simplification. DAG size of input: 509 DAG size of output: 471 [2019-09-17 19:21:54,249 WARN L191 SmtUtils]: Spent 11.80 s on a formula simplification. DAG size of input: 453 DAG size of output: 452 [2019-09-17 19:22:00,137 WARN L191 SmtUtils]: Spent 5.89 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-17 19:22:01,030 WARN L191 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 19:22:14,945 WARN L191 SmtUtils]: Spent 13.91 s on a formula simplification. DAG size of input: 509 DAG size of output: 471 [2019-09-17 19:22:26,739 WARN L191 SmtUtils]: Spent 11.79 s on a formula simplification. DAG size of input: 453 DAG size of output: 452 [2019-09-17 19:22:32,588 WARN L191 SmtUtils]: Spent 5.85 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-17 19:22:33,485 WARN L191 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 19:22:47,246 WARN L191 SmtUtils]: Spent 13.76 s on a formula simplification. DAG size of input: 509 DAG size of output: 471 [2019-09-17 19:22:59,579 WARN L191 SmtUtils]: Spent 12.25 s on a formula simplification. DAG size of input: 484 DAG size of output: 482 [2019-09-17 19:23:05,773 WARN L191 SmtUtils]: Spent 6.19 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-17 19:23:06,119 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 19:23:20,193 WARN L191 SmtUtils]: Spent 14.07 s on a formula simplification. DAG size of input: 503 DAG size of output: 481 [2019-09-17 19:23:32,845 WARN L191 SmtUtils]: Spent 12.62 s on a formula simplification. DAG size of input: 494 DAG size of output: 491 [2019-09-17 19:23:39,145 WARN L191 SmtUtils]: Spent 6.30 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-17 19:23:39,506 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:23:53,884 WARN L191 SmtUtils]: Spent 14.38 s on a formula simplification. DAG size of input: 512 DAG size of output: 492 [2019-09-17 19:24:09,213 WARN L191 SmtUtils]: Spent 13.19 s on a formula simplification. DAG size of input: 501 DAG size of output: 494 [2019-09-17 19:24:15,861 WARN L191 SmtUtils]: Spent 6.65 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 19:24:16,398 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:24:30,467 WARN L191 SmtUtils]: Spent 14.07 s on a formula simplification. DAG size of input: 515 DAG size of output: 494 [2019-09-17 19:24:36,650 WARN L191 SmtUtils]: Spent 6.11 s on a formula simplification that was a NOOP. DAG size: 495 [2019-09-17 19:24:42,932 WARN L191 SmtUtils]: Spent 6.28 s on a formula simplification that was a NOOP. DAG size: 495 [2019-09-17 19:24:43,279 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:25:01,814 WARN L191 SmtUtils]: Spent 18.53 s on a formula simplification. DAG size of input: 515 DAG size of output: 490 [2019-09-17 19:25:14,959 WARN L191 SmtUtils]: Spent 13.14 s on a formula simplification. DAG size of input: 502 DAG size of output: 488 [2019-09-17 19:25:21,124 WARN L191 SmtUtils]: Spent 6.16 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 19:25:21,480 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:25:33,633 WARN L191 SmtUtils]: Spent 12.15 s on a formula simplification. DAG size of input: 508 DAG size of output: 488 [2019-09-17 19:25:46,724 WARN L191 SmtUtils]: Spent 13.09 s on a formula simplification. DAG size of input: 506 DAG size of output: 493 [2019-09-17 19:25:52,856 WARN L191 SmtUtils]: Spent 6.13 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-17 19:25:53,198 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:26:11,620 WARN L191 SmtUtils]: Spent 18.42 s on a formula simplification. DAG size of input: 513 DAG size of output: 488 [2019-09-17 19:26:20,501 WARN L191 SmtUtils]: Spent 8.86 s on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 19:26:29,345 WARN L191 SmtUtils]: Spent 8.84 s on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 19:26:48,512 WARN L191 SmtUtils]: Spent 19.15 s on a formula simplification. DAG size of input: 521 DAG size of output: 501 [2019-09-17 19:27:05,588 WARN L191 SmtUtils]: Spent 17.03 s on a formula simplification. DAG size of input: 510 DAG size of output: 493 [2019-09-17 19:27:13,032 WARN L191 SmtUtils]: Spent 7.44 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-17 19:27:13,387 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:27:31,124 WARN L191 SmtUtils]: Spent 17.74 s on a formula simplification. DAG size of input: 514 DAG size of output: 502 [2019-09-17 19:27:44,841 WARN L191 SmtUtils]: Spent 13.37 s on a formula simplification. DAG size of input: 505 DAG size of output: 498 [2019-09-17 19:27:51,587 WARN L191 SmtUtils]: Spent 6.74 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 19:27:51,940 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:28:06,319 WARN L191 SmtUtils]: Spent 14.38 s on a formula simplification. DAG size of input: 499 DAG size of output: 498 [2019-09-17 19:28:12,356 WARN L191 SmtUtils]: Spent 6.00 s on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 19:28:18,269 WARN L191 SmtUtils]: Spent 5.91 s on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 19:28:18,610 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:28:36,052 WARN L191 SmtUtils]: Spent 17.44 s on a formula simplification. DAG size of input: 505 DAG size of output: 500 [2019-09-17 19:28:47,901 WARN L191 SmtUtils]: Spent 11.85 s on a formula simplification. DAG size of input: 502 DAG size of output: 498 [2019-09-17 19:28:53,772 WARN L191 SmtUtils]: Spent 5.87 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 19:28:54,115 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:29:05,701 WARN L191 SmtUtils]: Spent 11.58 s on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2019-09-17 19:29:17,651 WARN L191 SmtUtils]: Spent 11.95 s on a formula simplification. DAG size of input: 507 DAG size of output: 498 [2019-09-17 19:29:23,543 WARN L191 SmtUtils]: Spent 5.89 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 19:29:23,878 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:29:35,356 WARN L191 SmtUtils]: Spent 11.48 s on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2019-09-17 19:29:43,914 WARN L191 SmtUtils]: Spent 8.36 s on a formula simplification. DAG size of input: 503 DAG size of output: 487 [2019-09-17 19:29:46,666 WARN L191 SmtUtils]: Spent 2.75 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-17 19:29:47,013 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:29:54,421 WARN L191 SmtUtils]: Spent 7.41 s on a formula simplification. DAG size of input: 510 DAG size of output: 490 [2019-09-17 19:30:06,410 WARN L191 SmtUtils]: Spent 11.96 s on a formula simplification. DAG size of input: 498 DAG size of output: 489 [2019-09-17 19:30:12,285 WARN L191 SmtUtils]: Spent 5.87 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 19:30:12,646 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:30:24,500 WARN L191 SmtUtils]: Spent 11.85 s on a formula simplification. DAG size of input: 507 DAG size of output: 489 [2019-09-17 19:30:41,915 WARN L191 SmtUtils]: Spent 17.39 s on a formula simplification. DAG size of input: 497 DAG size of output: 497 [2019-09-17 19:30:50,549 WARN L191 SmtUtils]: Spent 8.63 s on a formula simplification that was a NOOP. DAG size: 497 [2019-09-17 19:30:50,901 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 19:31:09,472 WARN L191 SmtUtils]: Spent 18.57 s on a formula simplification. DAG size of input: 516 DAG size of output: 498 [2019-09-17 19:31:23,041 WARN L191 SmtUtils]: Spent 13.49 s on a formula simplification. DAG size of input: 500 DAG size of output: 494 [2019-09-17 19:31:29,841 WARN L191 SmtUtils]: Spent 6.80 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 19:31:30,213 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 19:31:44,922 WARN L191 SmtUtils]: Spent 14.71 s on a formula simplification. DAG size of input: 513 DAG size of output: 495 [2019-09-17 19:31:50,842 WARN L191 SmtUtils]: Spent 5.88 s on a formula simplification that was a NOOP. DAG size: 502 [2019-09-17 19:31:56,734 WARN L191 SmtUtils]: Spent 5.89 s on a formula simplification that was a NOOP. DAG size: 502 [2019-09-17 19:31:57,087 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 19:32:17,862 WARN L191 SmtUtils]: Spent 20.77 s on a formula simplification. DAG size of input: 520 DAG size of output: 497 [2019-09-17 19:32:33,859 WARN L191 SmtUtils]: Spent 15.99 s on a formula simplification. DAG size of input: 505 DAG size of output: 495 [2019-09-17 19:32:40,465 WARN L191 SmtUtils]: Spent 6.60 s on a formula simplification that was a NOOP. DAG size: 495 [2019-09-17 19:32:40,819 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 133