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_spec3_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 19:22:49,552 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 19:22:49,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 19:22:49,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 19:22:49,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 19:22:49,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 19:22:49,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 19:22:49,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 19:22:49,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 19:22:49,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 19:22:49,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 19:22:49,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 19:22:49,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 19:22:49,579 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 19:22:49,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 19:22:49,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 19:22:49,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 19:22:49,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 19:22:49,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 19:22:49,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 19:22:49,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 19:22:49,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 19:22:49,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 19:22:49,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 19:22:49,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 19:22:49,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 19:22:49,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 19:22:49,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 19:22:49,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 19:22:49,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 19:22:49,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 19:22:49,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 19:22:49,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 19:22:49,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 19:22:49,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 19:22:49,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 19:22:49,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 19:22:49,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 19:22:49,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 19:22:49,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 19:22:49,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 19:22:49,604 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 19:22:49,622 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 19:22:49,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 19:22:49,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 19:22:49,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 19:22:49,624 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 19:22:49,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 19:22:49,624 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 19:22:49,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 19:22:49,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 19:22:49,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 19:22:49,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 19:22:49,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 19:22:49,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 19:22:49,627 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 19:22:49,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 19:22:49,627 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 19:22:49,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 19:22:49,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 19:22:49,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 19:22:49,628 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 19:22:49,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 19:22:49,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 19:22:49,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 19:22:49,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 19:22:49,629 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 19:22:49,629 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 19:22:49,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 19:22:49,630 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 19:22:49,630 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 19:22:49,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 19:22:49,687 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 19:22:49,691 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 19:22:49,692 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 19:22:49,693 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 19:22:49,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c [2019-09-16 19:22:49,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a403da3de/af3afefec60448958af2fea716f76775/FLAG92385d315 [2019-09-16 19:22:50,282 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 19:22:50,283 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c [2019-09-16 19:22:50,295 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a403da3de/af3afefec60448958af2fea716f76775/FLAG92385d315 [2019-09-16 19:22:50,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a403da3de/af3afefec60448958af2fea716f76775 [2019-09-16 19:22:50,561 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 19:22:50,562 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 19:22:50,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 19:22:50,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 19:22:50,567 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 19:22:50,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:22:50" (1/1) ... [2019-09-16 19:22:50,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56607ba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:22:50, skipping insertion in model container [2019-09-16 19:22:50,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:22:50" (1/1) ... [2019-09-16 19:22:50,580 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 19:22:50,639 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 19:22:51,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:22:51,139 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 19:22:51,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:22:51,317 INFO L192 MainTranslator]: Completed translation [2019-09-16 19:22:51,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:22:51 WrapperNode [2019-09-16 19:22:51,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 19:22:51,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 19:22:51,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 19:22:51,321 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 19:22:51,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:22:51" (1/1) ... [2019-09-16 19:22:51,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:22:51" (1/1) ... [2019-09-16 19:22:51,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:22:51" (1/1) ... [2019-09-16 19:22:51,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:22:51" (1/1) ... [2019-09-16 19:22:51,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:22:51" (1/1) ... [2019-09-16 19:22:51,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:22:51" (1/1) ... [2019-09-16 19:22:51,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:22:51" (1/1) ... [2019-09-16 19:22:51,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 19:22:51,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 19:22:51,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 19:22:51,401 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 19:22:51,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:22:51" (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 19:22:51,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 19:22:51,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 19:22:51,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 19:22:51,458 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 19:22:51,458 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 19:22:51,459 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 19:22:51,459 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 19:22:51,459 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 19:22:51,459 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 19:22:51,459 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 19:22:51,459 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 19:22:51,460 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 19:22:51,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 19:22:51,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 19:22:51,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 19:22:51,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 19:22:51,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 19:22:51,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 19:22:51,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 19:22:51,461 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 19:22:51,461 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 19:22:51,461 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 19:22:51,461 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 19:22:51,462 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 19:22:51,462 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 19:22:51,462 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 19:22:51,462 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 19:22:51,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-16 19:22:51,462 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 19:22:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 19:22:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 19:22:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 19:22:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 19:22:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 19:22:51,463 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 19:22:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 19:22:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 19:22:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 19:22:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 19:22:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 19:22:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 19:22:51,464 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 19:22:51,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 19:22:51,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 19:22:51,465 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 19:22:51,465 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 19:22:51,465 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 19:22:51,465 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 19:22:51,466 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 19:22:51,466 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 19:22:51,466 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 19:22:51,466 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 19:22:51,466 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 19:22:51,466 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 19:22:51,467 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 19:22:51,467 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 19:22:51,467 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 19:22:51,467 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 19:22:51,467 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 19:22:51,467 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 19:22:51,467 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 19:22:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 19:22:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 19:22:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 19:22:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 19:22:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 19:22:51,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 19:22:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 19:22:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 19:22:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 19:22:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 19:22:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 19:22:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 19:22:51,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 19:22:51,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 19:22:51,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 19:22:51,470 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 19:22:51,470 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 19:22:51,471 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 19:22:51,471 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 19:22:51,471 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 19:22:51,471 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 19:22:51,471 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 19:22:51,471 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 19:22:51,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-16 19:22:51,472 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 19:22:51,472 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 19:22:51,472 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 19:22:51,472 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 19:22:51,472 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 19:22:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 19:22:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 19:22:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 19:22:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 19:22:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 19:22:51,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 19:22:51,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 19:22:51,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 19:22:52,973 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 19:22:52,973 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 19:22:52,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:22:52 BoogieIcfgContainer [2019-09-16 19:22:52,975 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 19:22:52,976 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 19:22:52,976 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 19:22:52,977 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 19:22:52,978 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:22:52" (1/1) ... [2019-09-16 19:22:52,979 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 19:22:53,016 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 19:22:53,016 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 19:22:53,028 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 19:22:53,040 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 19:22:53,041 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 19:23:15,307 WARN L191 SmtUtils]: Spent 12.74 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:23:16,969 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 19:23:20,844 WARN L191 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-16 19:23:22,667 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:23:24,466 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:23:24,481 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-16 19:23:24,550 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-16 19:23:24,557 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-16 19:23:35,432 WARN L191 SmtUtils]: Spent 10.74 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-16 19:23:40,761 WARN L191 SmtUtils]: Spent 5.33 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-16 19:23:47,360 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification. DAG size of input: 453 DAG size of output: 443 [2019-09-16 19:23:49,272 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-16 19:23:54,465 WARN L191 SmtUtils]: Spent 5.18 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-16 19:23:59,663 WARN L191 SmtUtils]: Spent 5.20 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-16 19:24:21,037 WARN L191 SmtUtils]: Spent 21.33 s on a formula simplification. DAG size of input: 456 DAG size of output: 454 [2019-09-16 19:24:27,955 WARN L191 SmtUtils]: Spent 6.92 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 19:24:33,918 WARN L191 SmtUtils]: Spent 5.83 s on a formula simplification. DAG size of input: 453 DAG size of output: 443 [2019-09-16 19:24:35,815 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-16 19:24:50,196 WARN L191 SmtUtils]: Spent 14.24 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:24:57,177 WARN L191 SmtUtils]: Spent 6.98 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:25:11,375 WARN L191 SmtUtils]: Spent 14.20 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:25:18,300 WARN L191 SmtUtils]: Spent 6.92 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:25:32,496 WARN L191 SmtUtils]: Spent 14.19 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:25:39,496 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:25:53,741 WARN L191 SmtUtils]: Spent 14.24 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:26:00,733 WARN L191 SmtUtils]: Spent 6.99 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:26:14,998 WARN L191 SmtUtils]: Spent 14.26 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:26:21,999 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:26:36,319 WARN L191 SmtUtils]: Spent 14.32 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:26:43,273 WARN L191 SmtUtils]: Spent 6.95 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:26:57,422 WARN L191 SmtUtils]: Spent 14.15 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:27:04,484 WARN L191 SmtUtils]: Spent 7.06 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:27:18,657 WARN L191 SmtUtils]: Spent 14.17 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:27:25,599 WARN L191 SmtUtils]: Spent 6.94 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:27:39,844 WARN L191 SmtUtils]: Spent 14.24 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:27:46,836 WARN L191 SmtUtils]: Spent 6.99 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:28:01,141 WARN L191 SmtUtils]: Spent 14.30 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:28:08,159 WARN L191 SmtUtils]: Spent 7.02 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:28:22,404 WARN L191 SmtUtils]: Spent 14.24 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:28:29,397 WARN L191 SmtUtils]: Spent 6.99 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:28:43,559 WARN L191 SmtUtils]: Spent 14.16 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:28:50,538 WARN L191 SmtUtils]: Spent 6.98 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:29:04,811 WARN L191 SmtUtils]: Spent 14.27 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:29:11,810 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:29:26,039 WARN L191 SmtUtils]: Spent 14.23 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:29:32,995 WARN L191 SmtUtils]: Spent 6.95 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:29:47,221 WARN L191 SmtUtils]: Spent 14.22 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:29:54,207 WARN L191 SmtUtils]: Spent 6.98 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:30:08,508 WARN L191 SmtUtils]: Spent 14.30 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:30:15,493 WARN L191 SmtUtils]: Spent 6.98 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:30:29,769 WARN L191 SmtUtils]: Spent 14.27 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:30:36,746 WARN L191 SmtUtils]: Spent 6.98 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:30:51,101 WARN L191 SmtUtils]: Spent 14.35 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:30:58,140 WARN L191 SmtUtils]: Spent 7.04 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:31:12,401 WARN L191 SmtUtils]: Spent 14.26 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:31:19,383 WARN L191 SmtUtils]: Spent 6.98 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:31:33,691 WARN L191 SmtUtils]: Spent 14.31 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:31:40,723 WARN L191 SmtUtils]: Spent 7.03 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:31:54,986 WARN L191 SmtUtils]: Spent 14.26 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-16 19:32:01,954 WARN L191 SmtUtils]: Spent 6.97 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 19:32:07,969 WARN L191 SmtUtils]: Spent 5.90 s on a formula simplification. DAG size of input: 459 DAG size of output: 449 [2019-09-16 19:32:09,838 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-16 19:32:13,898 WARN L191 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-16 19:32:15,766 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-16 19:32:21,487 WARN L191 SmtUtils]: Spent 5.70 s on a formula simplification. DAG size of input: 458 DAG size of output: 447 [2019-09-16 19:32:23,401 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-16 19:32:29,297 WARN L191 SmtUtils]: Spent 5.86 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-16 19:32:31,314 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:32:35,422 WARN L191 SmtUtils]: Spent 4.09 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-16 19:32:37,401 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-16 19:32:49,297 WARN L191 SmtUtils]: Spent 11.85 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-16 19:32:51,272 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:32:53,244 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-16 19:32:55,260 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-16 19:33:13,028 WARN L191 SmtUtils]: Spent 17.75 s on a formula simplification. DAG size of input: 462 DAG size of output: 460 [2019-09-16 19:33:15,562 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 462 DAG size of output: 15 [2019-09-16 19:33:21,694 WARN L191 SmtUtils]: Spent 6.06 s on a formula simplification. DAG size of input: 459 DAG size of output: 449 [2019-09-16 19:33:23,634 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-16 19:33:27,481 WARN L191 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-16 19:33:29,363 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-16 19:33:40,672 WARN L191 SmtUtils]: Spent 11.29 s on a formula simplification. DAG size of input: 458 DAG size of output: 447 [2019-09-16 19:33:42,593 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-16 19:33:53,997 WARN L191 SmtUtils]: Spent 11.38 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-16 19:33:55,899 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:33:59,767 WARN L191 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-16 19:34:01,602 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-16 19:34:12,936 WARN L191 SmtUtils]: Spent 11.30 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-16 19:34:14,800 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:34:16,731 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-16 19:34:18,649 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-16 19:34:36,228 WARN L191 SmtUtils]: Spent 17.56 s on a formula simplification. DAG size of input: 462 DAG size of output: 460 [2019-09-16 19:34:38,714 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 462 DAG size of output: 15 [2019-09-16 19:34:50,395 WARN L191 SmtUtils]: Spent 11.61 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-16 19:34:52,302 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-16 19:34:56,122 WARN L191 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-16 19:34:58,013 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-16 19:35:09,154 WARN L191 SmtUtils]: Spent 11.12 s on a formula simplification. DAG size of input: 458 DAG size of output: 447 [2019-09-16 19:35:11,061 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-16 19:35:16,870 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-16 19:35:18,759 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:35:22,615 WARN L191 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-16 19:35:24,545 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-16 19:35:30,342 WARN L191 SmtUtils]: Spent 5.76 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-16 19:35:32,244 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 19:35:34,158 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-16 19:35:36,115 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-16 19:35:53,841 WARN L191 SmtUtils]: Spent 17.71 s on a formula simplification. DAG size of input: 462 DAG size of output: 460 [2019-09-16 19:35:56,380 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 462 DAG size of output: 15 [2019-09-16 19:36:02,456 WARN L191 SmtUtils]: Spent 6.00 s on a formula simplification. DAG size of input: 459 DAG size of output: 449 [2019-09-16 19:36:04,377 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 449