java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 19:44:38,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 19:44:38,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 19:44:38,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 19:44:38,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 19:44:38,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 19:44:38,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 19:44:38,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 19:44:38,646 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 19:44:38,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 19:44:38,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 19:44:38,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 19:44:38,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 19:44:38,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 19:44:38,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 19:44:38,660 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 19:44:38,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 19:44:38,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 19:44:38,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 19:44:38,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 19:44:38,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 19:44:38,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 19:44:38,678 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 19:44:38,679 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 19:44:38,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 19:44:38,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 19:44:38,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 19:44:38,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 19:44:38,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 19:44:38,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 19:44:38,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 19:44:38,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 19:44:38,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 19:44:38,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 19:44:38,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 19:44:38,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 19:44:38,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 19:44:38,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 19:44:38,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 19:44:38,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 19:44:38,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 19:44:38,697 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 [2019-09-16 19:44:38,710 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 19:44:38,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 19:44:38,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 19:44:38,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 19:44:38,712 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 19:44:38,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 19:44:38,713 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 19:44:38,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 19:44:38,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 19:44:38,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 19:44:38,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 19:44:38,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 19:44:38,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 19:44:38,714 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 19:44:38,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 19:44:38,715 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 19:44:38,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 19:44:38,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 19:44:38,715 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 19:44:38,715 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 19:44:38,716 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 19:44:38,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 19:44:38,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 19:44:38,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 19:44:38,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 19:44:38,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 19:44:38,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 19:44:38,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 19:44:38,717 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-16 19:44:38,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 19:44:38,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 19:44:38,774 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 19:44:38,777 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 19:44:38,778 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 19:44:38,778 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c [2019-09-16 19:44:38,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/042eb8332/6a6f6fae0d07451b83f5ffce645172aa/FLAG55b09d7d6 [2019-09-16 19:44:39,351 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 19:44:39,352 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product56.cil.c [2019-09-16 19:44:39,367 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/042eb8332/6a6f6fae0d07451b83f5ffce645172aa/FLAG55b09d7d6 [2019-09-16 19:44:39,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/042eb8332/6a6f6fae0d07451b83f5ffce645172aa [2019-09-16 19:44:39,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 19:44:39,693 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 19:44:39,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 19:44:39,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 19:44:39,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 19:44:39,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:44:39" (1/1) ... [2019-09-16 19:44:39,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5948aa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:44:39, skipping insertion in model container [2019-09-16 19:44:39,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:44:39" (1/1) ... [2019-09-16 19:44:39,706 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 19:44:39,770 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 19:44:40,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:44:40,220 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 19:44:40,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:44:40,380 INFO L192 MainTranslator]: Completed translation [2019-09-16 19:44:40,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:44:40 WrapperNode [2019-09-16 19:44:40,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 19:44:40,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 19:44:40,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 19:44:40,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 19:44:40,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:44:40" (1/1) ... [2019-09-16 19:44:40,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:44:40" (1/1) ... [2019-09-16 19:44:40,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:44:40" (1/1) ... [2019-09-16 19:44:40,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:44:40" (1/1) ... [2019-09-16 19:44:40,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:44:40" (1/1) ... [2019-09-16 19:44:40,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:44:40" (1/1) ... [2019-09-16 19:44:40,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:44:40" (1/1) ... [2019-09-16 19:44:40,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 19:44:40,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 19:44:40,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 19:44:40,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 19:44:40,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:44:40" (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 [2019-09-16 19:44:40,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 19:44:40,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 19:44:40,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 19:44:40,531 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 19:44:40,532 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 19:44:40,532 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 19:44:40,532 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-16 19:44:40,533 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 19:44:40,533 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 19:44:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 19:44:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 19:44:40,535 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 19:44:40,535 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 19:44:40,536 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 19:44:40,536 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 19:44:40,536 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 19:44:40,539 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 19:44:40,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 19:44:40,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 19:44:40,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 19:44:40,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 19:44:40,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 19:44:40,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 19:44:40,540 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 19:44:40,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-16 19:44:40,541 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 19:44:40,542 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 19:44:40,542 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 19:44:40,542 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 19:44:40,543 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 19:44:40,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 19:44:40,543 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 19:44:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 19:44:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 19:44:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 19:44:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 19:44:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 19:44:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 19:44:40,545 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 19:44:40,545 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 19:44:40,545 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 19:44:40,545 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 19:44:40,545 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 19:44:40,545 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 19:44:40,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 19:44:40,546 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 19:44:40,546 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 19:44:40,546 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 19:44:40,546 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 19:44:40,546 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 19:44:40,546 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 19:44:40,547 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 19:44:40,547 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 19:44:40,547 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 19:44:40,547 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 19:44:40,547 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 19:44:40,547 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 19:44:40,547 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 19:44:40,548 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-16 19:44:40,548 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 19:44:40,548 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 19:44:40,549 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 19:44:40,549 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 19:44:40,549 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 19:44:40,549 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-16 19:44:40,549 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 19:44:40,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 19:44:40,550 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 19:44:40,550 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 19:44:40,550 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 19:44:40,550 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 19:44:40,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 19:44:40,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 19:44:40,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 19:44:40,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 19:44:40,551 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 19:44:40,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 19:44:40,552 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 19:44:40,552 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 19:44:40,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 19:44:40,553 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 19:44:40,554 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 19:44:40,554 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 19:44:40,554 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 19:44:40,554 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 19:44:40,554 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 19:44:40,554 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 19:44:40,555 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 19:44:40,555 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 19:44:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 19:44:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 19:44:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 19:44:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 19:44:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 19:44:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 19:44:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 19:44:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 19:44:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 19:44:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 19:44:40,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 19:44:42,047 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 19:44:42,048 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 19:44:42,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:44:42 BoogieIcfgContainer [2019-09-16 19:44:42,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 19:44:42,050 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 19:44:42,050 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 19:44:42,050 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 19:44:42,051 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:44:42" (1/1) ... [2019-09-16 19:44:42,052 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 19:44:42,078 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 19:44:42,081 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 19:44:42,094 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 19:44:42,105 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 19:44:42,106 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 19:45:01,451 WARN L191 SmtUtils]: Spent 11.61 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:45:03,226 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 19:45:07,043 WARN L191 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-16 19:45:08,729 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:45:10,374 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:45:10,389 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-16 19:45:10,481 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-16 19:45:10,487 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-16 19:45:21,739 WARN L191 SmtUtils]: Spent 11.08 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 19:45:27,208 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:45:38,109 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 19:45:43,494 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:45:54,285 WARN L191 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 19:45:59,627 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:46:10,367 WARN L191 SmtUtils]: Spent 10.74 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 19:46:15,739 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:46:26,509 WARN L191 SmtUtils]: Spent 10.77 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 19:46:31,906 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:46:42,787 WARN L191 SmtUtils]: Spent 10.88 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 19:46:48,172 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:46:58,977 WARN L191 SmtUtils]: Spent 10.80 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 19:47:04,296 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:47:15,111 WARN L191 SmtUtils]: Spent 10.81 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 19:47:20,432 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:47:31,306 WARN L191 SmtUtils]: Spent 10.87 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 19:47:36,739 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:47:54,638 WARN L191 SmtUtils]: Spent 17.75 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-16 19:48:03,545 WARN L191 SmtUtils]: Spent 8.91 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:48:22,203 WARN L191 SmtUtils]: Spent 18.57 s on a formula simplification. DAG size of input: 466 DAG size of output: 463 [2019-09-16 19:48:31,360 WARN L191 SmtUtils]: Spent 9.16 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:48:49,391 WARN L191 SmtUtils]: Spent 18.03 s on a formula simplification. DAG size of input: 466 DAG size of output: 463 [2019-09-16 19:48:58,247 WARN L191 SmtUtils]: Spent 8.85 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:49:14,018 WARN L191 SmtUtils]: Spent 15.71 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-16 19:49:29,699 WARN L191 SmtUtils]: Spent 15.68 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-16 19:50:15,097 WARN L191 SmtUtils]: Spent 45.40 s on a formula simplification. DAG size of input: 494 DAG size of output: 494 [2019-09-16 19:50:18,061 WARN L191 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 460 DAG size of output: 31 [2019-09-16 19:50:18,230 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2019-09-16 19:50:18,440 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-16 19:50:18,652 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-16 19:50:18,852 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-16 19:50:18,986 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-16 19:50:19,341 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2019-09-16 19:50:37,633 WARN L191 SmtUtils]: Spent 17.86 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-16 19:50:46,492 WARN L191 SmtUtils]: Spent 8.86 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:51:04,382 WARN L191 SmtUtils]: Spent 17.84 s on a formula simplification. DAG size of input: 466 DAG size of output: 463 [2019-09-16 19:51:13,284 WARN L191 SmtUtils]: Spent 8.90 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:51:31,133 WARN L191 SmtUtils]: Spent 17.85 s on a formula simplification. DAG size of input: 466 DAG size of output: 463 [2019-09-16 19:51:40,113 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:51:55,900 WARN L191 SmtUtils]: Spent 15.76 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-16 19:52:11,494 WARN L191 SmtUtils]: Spent 15.59 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-16 19:52:56,599 WARN L191 SmtUtils]: Spent 45.10 s on a formula simplification. DAG size of input: 494 DAG size of output: 494 [2019-09-16 19:52:58,957 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 460 DAG size of output: 31 [2019-09-16 19:52:59,147 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2019-09-16 19:52:59,353 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-16 19:52:59,563 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-16 19:52:59,788 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-16 19:52:59,924 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-16 19:53:00,248 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2019-09-16 19:53:00,561 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-16 19:53:00,771 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-16 19:53:01,101 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-09-16 19:53:01,224 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-16 19:53:19,138 WARN L191 SmtUtils]: Spent 17.80 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-16 19:53:28,073 WARN L191 SmtUtils]: Spent 8.93 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:53:45,933 WARN L191 SmtUtils]: Spent 17.82 s on a formula simplification. DAG size of input: 466 DAG size of output: 463 [2019-09-16 19:53:54,862 WARN L191 SmtUtils]: Spent 8.93 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:54:12,751 WARN L191 SmtUtils]: Spent 17.89 s on a formula simplification. DAG size of input: 466 DAG size of output: 463 [2019-09-16 19:54:21,664 WARN L191 SmtUtils]: Spent 8.91 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:54:37,808 WARN L191 SmtUtils]: Spent 16.12 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-16 19:54:53,474 WARN L191 SmtUtils]: Spent 15.67 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-16 19:55:38,607 WARN L191 SmtUtils]: Spent 45.13 s on a formula simplification. DAG size of input: 494 DAG size of output: 494 [2019-09-16 19:55:40,988 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 460 DAG size of output: 31 [2019-09-16 19:55:41,160 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2019-09-16 19:55:41,373 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-16 19:55:41,584 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-16 19:55:41,807 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-16 19:55:41,945 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-16 19:55:42,275 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2019-09-16 19:55:42,549 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-16 19:55:42,755 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-16 19:56:01,329 WARN L191 SmtUtils]: Spent 18.34 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-16 19:56:10,223 WARN L191 SmtUtils]: Spent 8.89 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:56:28,261 WARN L191 SmtUtils]: Spent 17.99 s on a formula simplification. DAG size of input: 466 DAG size of output: 463 [2019-09-16 19:56:37,079 WARN L191 SmtUtils]: Spent 8.82 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:56:55,027 WARN L191 SmtUtils]: Spent 17.95 s on a formula simplification. DAG size of input: 466 DAG size of output: 463 [2019-09-16 19:57:03,868 WARN L191 SmtUtils]: Spent 8.84 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:57:19,737 WARN L191 SmtUtils]: Spent 15.85 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-16 19:57:35,460 WARN L191 SmtUtils]: Spent 15.72 s on a formula simplification that was a NOOP. DAG size: 483