java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:50:32,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:50:32,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:50:32,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:50:32,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:50:32,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:50:32,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:50:32,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:50:32,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:50:32,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:50:32,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:50:32,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:50:32,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:50:32,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:50:32,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:50:32,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:50:32,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:50:32,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:50:32,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:50:32,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:50:32,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:50:32,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:50:32,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:50:32,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:50:32,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:50:32,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:50:32,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:50:32,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:50:32,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:50:32,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:50:32,605 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:50:32,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:50:32,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:50:32,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:50:32,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:50:32,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:50:32,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:50:32,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:50:32,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:50:32,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:50:32,611 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:50:32,612 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 [2019-09-20 15:50:32,627 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:50:32,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:50:32,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:50:32,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:50:32,629 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:50:32,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:50:32,630 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:50:32,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:50:32,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:50:32,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:50:32,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:50:32,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:50:32,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:50:32,631 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:50:32,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:50:32,632 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:50:32,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:50:32,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:50:32,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:50:32,633 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:50:32,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:50:32,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:50:32,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:50:32,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:50:32,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:50:32,634 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:50:32,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:50:32,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:50:32,635 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:50:32,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:50:32,686 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:50:32,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:50:32,697 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:50:32,697 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:50:32,698 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-09-20 15:50:32,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/405afc100/35811149b85d4132b0bf4b7cd4886d39/FLAG95e922646 [2019-09-20 15:50:33,286 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:50:33,290 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-09-20 15:50:33,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/405afc100/35811149b85d4132b0bf4b7cd4886d39/FLAG95e922646 [2019-09-20 15:50:33,620 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/405afc100/35811149b85d4132b0bf4b7cd4886d39 [2019-09-20 15:50:33,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:50:33,632 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:50:33,633 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:33,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:50:33,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:50:33,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:33" (1/1) ... [2019-09-20 15:50:33,642 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63939978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:33, skipping insertion in model container [2019-09-20 15:50:33,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:33" (1/1) ... [2019-09-20 15:50:33,651 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:50:33,705 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:50:34,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:50:34,165 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:50:34,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:50:34,369 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:50:34,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:34 WrapperNode [2019-09-20 15:50:34,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:34,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:50:34,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:50:34,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:50:34,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:34" (1/1) ... [2019-09-20 15:50:34,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:34" (1/1) ... [2019-09-20 15:50:34,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:34" (1/1) ... [2019-09-20 15:50:34,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:34" (1/1) ... [2019-09-20 15:50:34,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:34" (1/1) ... [2019-09-20 15:50:34,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:34" (1/1) ... [2019-09-20 15:50:34,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:34" (1/1) ... [2019-09-20 15:50:34,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:50:34,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:50:34,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:50:34,470 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:50:34,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:34" (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 [2019-09-20 15:50:34,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:50:34,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:50:34,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:50:34,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:50:34,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:50:34,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:50:34,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:50:34,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:50:34,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:50:34,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:50:34,535 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:50:34,536 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:50:34,536 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:50:34,536 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:50:34,536 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:50:34,536 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:50:34,539 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:50:34,539 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:50:34,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:50:34,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:50:34,540 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:50:34,540 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:50:34,541 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:50:34,541 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 15:50:34,541 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:50:34,541 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:50:34,543 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:50:34,543 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:50:34,543 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:50:34,543 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:50:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:50:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:50:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:50:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:50:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:50:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:50:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:50:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:50:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:50:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:50:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:50:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:50:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:50:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:50:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:50:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:50:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:50:34,548 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:50:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:50:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:50:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:50:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:50:34,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:50:34,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:50:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:50:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:50:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:50:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:50:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:50:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:50:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:50:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:50:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:50:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:50:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:50:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:50:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:50:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:50:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:50:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:50:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:50:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:50:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:50:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:50:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:50:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:50:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:50:34,556 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:50:34,556 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:50:34,556 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:50:34,556 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:50:34,556 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:50:34,556 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:50:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:50:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:50:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:50:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:50:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 15:50:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:50:34,558 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:50:34,558 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:50:34,558 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:50:34,558 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:50:34,558 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:50:34,558 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:50:34,558 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:50:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:50:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:50:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:50:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:50:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:50:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:50:36,119 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:50:36,119 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:50:36,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:50:36 BoogieIcfgContainer [2019-09-20 15:50:36,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:50:36,122 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:50:36,122 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:50:36,122 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:50:36,124 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:50:36" (1/1) ... [2019-09-20 15:50:36,125 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:50:36,160 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:50:36,161 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:50:36,176 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:50:36,190 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:50:36,192 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:50:47,099 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:50:48,776 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:50:48,950 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:49,092 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:49,213 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:49,243 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:50:49,304 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:50:49,321 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:50:49,526 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:50:49,665 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:50:50,093 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:50,397 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:50,686 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:51,112 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:51,481 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:51,881 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:52,253 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:52,537 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:52,780 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:52,986 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:53,174 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:53,367 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:53,538 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:53,748 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:53,939 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:54,099 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:54,521 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:50:54,838 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:50:55,568 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:50:56,154 WARN L191 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:50:57,029 WARN L191 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 529 [2019-09-20 15:50:57,384 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-20 15:50:57,639 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:50:57,806 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:50:58,273 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-20 15:50:58,686 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-20 15:50:59,143 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-20 15:50:59,559 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-20 15:51:00,284 WARN L191 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-20 15:51:00,997 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:01,273 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:02,013 WARN L191 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:51:02,543 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:51:03,289 WARN L191 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-20 15:51:03,622 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-20 15:51:03,879 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:51:04,045 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:51:04,467 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:51:04,878 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:51:05,286 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:51:05,706 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:51:06,452 WARN L191 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:51:06,964 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:07,237 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:07,835 WARN L191 SmtUtils]: Spent 549.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:51:08,363 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:51:08,742 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-20 15:51:09,030 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-20 15:51:09,279 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:51:09,449 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:51:09,856 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:51:10,274 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:51:10,682 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:51:11,089 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:51:11,761 WARN L191 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:51:12,250 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:12,537 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:13,099 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:51:13,633 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 539