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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:52:29,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:52:29,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:52:29,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:52:29,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:52:29,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:52:29,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:52:29,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:52:29,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:52:29,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:52:29,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:52:29,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:52:29,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:52:29,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:52:29,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:52:29,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:52:29,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:52:29,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:52:29,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:52:29,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:52:29,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:52:29,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:52:29,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:52:29,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:52:29,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:52:29,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:52:29,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:52:29,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:52:29,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:52:29,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:52:29,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:52:29,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:52:29,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:52:29,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:52:29,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:52:29,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:52:29,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:52:29,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:52:29,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:52:29,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:52:29,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:52:29,225 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 [2019-10-14 02:52:29,239 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:52:29,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:52:29,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:52:29,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:52:29,241 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:52:29,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:52:29,242 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:52:29,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:52:29,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:52:29,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:52:29,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:52:29,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:52:29,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:52:29,243 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:52:29,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:52:29,244 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:52:29,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:52:29,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:52:29,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:52:29,245 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:52:29,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:52:29,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:52:29,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:52:29,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:52:29,247 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:52:29,247 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:52:29,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:52:29,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:52:29,248 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 02:52:29,528 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:52:29,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:52:29,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:52:29,546 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:52:29,547 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:52:29,548 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product24.cil.c [2019-10-14 02:52:29,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a8675c03/9519bcdc7ca64ae8aabd6e3b89d0fe74/FLAG410bf708d [2019-10-14 02:52:30,159 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:52:30,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product24.cil.c [2019-10-14 02:52:30,178 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a8675c03/9519bcdc7ca64ae8aabd6e3b89d0fe74/FLAG410bf708d [2019-10-14 02:52:30,456 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a8675c03/9519bcdc7ca64ae8aabd6e3b89d0fe74 [2019-10-14 02:52:30,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:52:30,468 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:52:30,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:52:30,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:52:30,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:52:30,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:52:30" (1/1) ... [2019-10-14 02:52:30,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4709edc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:30, skipping insertion in model container [2019-10-14 02:52:30,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:52:30" (1/1) ... [2019-10-14 02:52:30,486 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:52:30,537 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:52:30,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:52:31,000 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:52:31,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:52:31,112 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:52:31,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:31 WrapperNode [2019-10-14 02:52:31,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:52:31,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:52:31,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:52:31,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:52:31,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:31" (1/1) ... [2019-10-14 02:52:31,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:31" (1/1) ... [2019-10-14 02:52:31,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:31" (1/1) ... [2019-10-14 02:52:31,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:31" (1/1) ... [2019-10-14 02:52:31,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:31" (1/1) ... [2019-10-14 02:52:31,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:31" (1/1) ... [2019-10-14 02:52:31,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:31" (1/1) ... [2019-10-14 02:52:31,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:52:31,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:52:31,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:52:31,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:52:31,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:31" (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 [2019-10-14 02:52:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:52:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:52:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 02:52:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 02:52:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 02:52:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 02:52:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 02:52:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:52:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 02:52:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 02:52:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 02:52:31,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 02:52:31,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 02:52:31,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 02:52:31,288 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 02:52:31,288 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 02:52:31,289 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-14 02:52:31,289 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-14 02:52:31,289 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 02:52:31,289 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 02:52:31,289 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 02:52:31,289 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 02:52:31,290 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 02:52:31,290 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 02:52:31,290 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-14 02:52:31,290 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-14 02:52:31,290 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-14 02:52:31,290 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 02:52:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 02:52:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 02:52:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 02:52:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 02:52:31,291 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 02:52:31,292 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-14 02:52:31,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-14 02:52:31,292 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 02:52:31,292 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 02:52:31,292 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 02:52:31,292 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 02:52:31,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 02:52:31,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:52:31,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:52:31,293 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 02:52:31,293 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 02:52:31,293 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 02:52:31,293 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 02:52:31,294 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 02:52:31,294 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 02:52:31,294 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 02:52:31,294 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 02:52:31,294 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 02:52:31,294 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 02:52:31,295 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 02:52:31,295 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 02:52:31,295 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 02:52:31,295 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:52:31,295 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 02:52:31,296 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:52:31,296 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:52:31,296 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 02:52:31,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:52:31,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:52:31,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:52:31,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:52:31,297 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 02:52:31,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:52:31,297 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 02:52:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 02:52:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:52:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 02:52:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 02:52:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:52:31,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 02:52:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-14 02:52:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-14 02:52:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 02:52:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 02:52:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 02:52:31,299 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-14 02:52:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 02:52:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 02:52:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 02:52:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-14 02:52:31,300 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 02:52:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-14 02:52:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-14 02:52:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-14 02:52:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 02:52:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 02:52:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 02:52:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 02:52:31,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:52:31,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:52:31,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:52:33,206 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:52:33,206 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 02:52:33,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:52:33 BoogieIcfgContainer [2019-10-14 02:52:33,208 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:52:33,209 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:52:33,209 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:52:33,209 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:52:33,211 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:52:33" (1/1) ... [2019-10-14 02:52:33,211 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 02:52:33,250 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:52:33,250 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:52:33,264 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:52:33,276 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:52:33,277 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:52:42,188 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-14 02:52:43,815 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-14 02:52:43,968 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:52:44,119 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:52:44,251 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:52:44,526 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-14 02:52:44,553 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-14 02:52:44,612 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-14 02:52:44,619 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-14 02:52:44,893 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:52:45,071 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:52:45,643 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:52:46,147 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:52:46,542 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:52:46,922 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:52:47,264 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:52:47,638 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:52:47,971 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:52:48,471 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-14 02:52:48,830 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-10-14 02:52:49,878 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-10-14 02:52:52,228 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-10-14 02:52:55,038 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-10-14 02:52:55,306 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-14 02:52:57,182 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 192