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_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:52:39,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:52:39,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:52:39,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:52:39,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:52:39,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:52:39,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:52:39,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:52:39,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:52:39,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:52:39,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:52:39,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:52:39,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:52:39,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:52:39,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:52:39,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:52:39,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:52:39,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:52:39,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:52:39,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:52:39,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:52:39,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:52:39,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:52:39,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:52:39,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:52:39,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:52:39,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:52:39,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:52:39,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:52:39,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:52:39,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:52:39,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:52:39,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:52:39,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:52:39,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:52:39,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:52:39,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:52:39,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:52:39,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:52:39,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:52:39,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:52:39,343 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 02:52:39,366 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:52:39,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:52:39,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:52:39,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:52:39,369 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:52:39,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:52:39,370 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:52:39,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:52:39,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:52:39,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:52:39,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:52:39,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:52:39,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:52:39,372 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:52:39,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:52:39,372 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:52:39,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:52:39,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:52:39,373 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:52:39,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:52:39,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:52:39,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:52:39,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:52:39,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:52:39,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:52:39,375 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:52:39,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:52:39,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:52:39,375 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 02:52:39,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:52:39,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:52:39,703 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:52:39,704 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:52:39,704 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:52:39,705 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product27.cil.c [2019-10-14 02:52:39,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/551e5708b/eac067db67b64d72b3ae03c6f5e89b3b/FLAGfb4a75417 [2019-10-14 02:52:40,335 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:52:40,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product27.cil.c [2019-10-14 02:52:40,349 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/551e5708b/eac067db67b64d72b3ae03c6f5e89b3b/FLAGfb4a75417 [2019-10-14 02:52:40,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/551e5708b/eac067db67b64d72b3ae03c6f5e89b3b [2019-10-14 02:52:40,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:52:40,596 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:52:40,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:52:40,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:52:40,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:52:40,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:52:40" (1/1) ... [2019-10-14 02:52:40,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68595816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:40, skipping insertion in model container [2019-10-14 02:52:40,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:52:40" (1/1) ... [2019-10-14 02:52:40,612 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:52:40,651 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:52:41,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:52:41,084 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:52:41,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:52:41,235 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:52:41,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:41 WrapperNode [2019-10-14 02:52:41,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:52:41,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:52:41,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:52:41,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:52:41,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:41" (1/1) ... [2019-10-14 02:52:41,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:41" (1/1) ... [2019-10-14 02:52:41,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:41" (1/1) ... [2019-10-14 02:52:41,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:41" (1/1) ... [2019-10-14 02:52:41,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:41" (1/1) ... [2019-10-14 02:52:41,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:41" (1/1) ... [2019-10-14 02:52:41,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:41" (1/1) ... [2019-10-14 02:52:41,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:52:41,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:52:41,363 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:52:41,363 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:52:41,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:41" (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 02:52:41,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:52:41,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:52:41,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 02:52:41,446 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 02:52:41,446 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 02:52:41,446 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 02:52:41,447 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 02:52:41,447 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:52:41,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 02:52:41,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-14 02:52:41,447 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 02:52:41,447 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 02:52:41,448 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 02:52:41,448 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 02:52:41,448 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 02:52:41,448 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 02:52:41,448 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-14 02:52:41,448 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 02:52:41,449 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 02:52:41,449 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-14 02:52:41,449 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 02:52:41,449 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-14 02:52:41,449 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 02:52:41,449 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 02:52:41,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 02:52:41,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 02:52:41,450 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 02:52:41,450 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-14 02:52:41,450 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-14 02:52:41,451 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 02:52:41,451 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 02:52:41,451 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 02:52:41,451 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 02:52:41,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 02:52:41,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 02:52:41,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 02:52:41,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 02:52:41,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 02:52:41,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 02:52:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:52:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:52:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 02:52:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 02:52:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 02:52:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 02:52:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 02:52:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 02:52:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 02:52:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 02:52:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 02:52:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 02:52:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 02:52:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 02:52:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 02:52:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:52:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 02:52:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 02:52:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 02:52:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-14 02:52:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 02:52:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 02:52:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 02:52:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-14 02:52:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:52:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-14 02:52:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 02:52:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 02:52:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 02:52:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-14 02:52:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-14 02:52:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-14 02:52:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 02:52:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 02:52:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 02:52:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:52:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:52:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 02:52:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:52:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:52:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:52:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:52:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 02:52:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:52:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 02:52:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 02:52:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:52:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 02:52:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 02:52:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 02:52:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:52:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:52:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:52:42,968 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:52:42,969 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 02:52:42,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:52:42 BoogieIcfgContainer [2019-10-14 02:52:42,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:52:42,972 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:52:42,972 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:52:42,973 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:52:42,975 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:52:42" (1/1) ... [2019-10-14 02:52:42,975 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 02:52:43,012 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:52:43,013 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:52:43,025 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:52:43,039 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:52:43,041 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:52:53,398 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-14 02:52:55,156 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-14 02:52:55,301 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:52:55,430 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:52:55,563 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:52:55,822 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-14 02:52:55,850 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-14 02:52:55,918 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-14 02:52:55,925 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-14 02:52:56,213 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:52:56,408 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:52:57,225 WARN L191 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 582 [2019-10-14 02:52:57,932 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 582 [2019-10-14 02:52:58,369 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 582 [2019-10-14 02:52:58,799 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 582 [2019-10-14 02:52:59,290 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 582 [2019-10-14 02:52:59,753 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-10-14 02:53:00,185 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-10-14 02:53:00,577 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-10-14 02:53:00,954 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-10-14 02:53:01,340 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-10-14 02:53:01,694 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-10-14 02:53:02,109 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-10-14 02:53:02,406 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-10-14 02:53:02,676 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-10-14 02:53:02,881 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-10-14 02:53:03,080 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-10-14 02:53:03,353 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-10-14 02:53:03,575 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2019-10-14 02:53:03,862 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2019-10-14 02:53:04,064 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2019-10-14 02:53:04,273 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2019-10-14 02:53:04,455 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2019-10-14 02:53:04,635 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2019-10-14 02:53:04,813 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2019-10-14 02:53:05,041 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-14 02:53:05,172 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-14 02:53:05,392 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 614 [2019-10-14 02:53:05,553 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-14 02:53:05,683 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-14 02:53:06,040 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 614 [2019-10-14 02:53:06,203 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-14 02:53:06,408 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-14 02:53:06,580 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 614 [2019-10-14 02:53:06,708 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-14 02:53:06,853 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-14 02:53:07,013 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 614 [2019-10-14 02:53:07,154 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-14 02:53:07,284 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-14 02:53:07,448 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 614 [2019-10-14 02:53:07,583 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2019-10-14 02:53:07,712 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2019-10-14 02:53:07,885 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 608 [2019-10-14 02:53:08,011 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2019-10-14 02:53:08,142 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2019-10-14 02:53:08,304 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 608 [2019-10-14 02:53:08,447 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2019-10-14 02:53:08,581 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2019-10-14 02:53:08,736 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 608 [2019-10-14 02:53:08,867 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2019-10-14 02:53:08,992 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2019-10-14 02:53:09,149 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 608 [2019-10-14 02:53:09,279 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2019-10-14 02:53:09,406 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2019-10-14 02:53:09,564 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 608 [2019-10-14 02:53:09,718 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2019-10-14 02:53:09,852 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2019-10-14 02:53:10,047 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 608 [2019-10-14 02:53:10,183 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2019-10-14 02:53:10,309 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2019-10-14 02:53:10,466 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 608 [2019-10-14 02:53:10,971 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 607 [2019-10-14 02:53:11,328 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 607 [2019-10-14 02:53:11,702 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 610 [2019-10-14 02:53:12,386 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-14 02:53:12,875 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-10-14 02:53:13,056 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-10-14 02:53:13,305 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-10-14 02:53:13,559 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-14 02:53:15,105 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 02:53:15,838 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2019-10-14 02:53:16,123 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2019-10-14 02:53:16,386 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 181