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_spec5_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:54:37,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:54:37,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:54:37,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:54:37,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:54:37,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:54:37,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:54:37,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:54:37,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:54:37,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:54:37,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:54:37,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:54:37,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:54:37,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:54:37,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:54:37,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:54:37,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:54:37,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:54:37,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:54:37,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:54:37,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:54:37,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:54:37,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:54:37,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:54:37,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:54:37,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:54:37,706 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:54:37,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:54:37,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:54:37,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:54:37,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:54:37,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:54:37,711 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:54:37,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:54:37,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:54:37,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:54:37,714 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:54:37,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:54:37,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:54:37,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:54:37,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:54:37,717 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 15:54:37,731 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:54:37,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:54:37,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:54:37,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:54:37,733 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:54:37,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:54:37,733 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:54:37,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:54:37,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:54:37,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:54:37,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:54:37,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:54:37,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:54:37,735 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:54:37,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:54:37,735 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:54:37,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:54:37,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:54:37,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:54:37,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:54:37,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:54:37,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:54:37,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:54:37,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:54:37,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:54:37,737 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:54:37,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:54:37,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:54:37,738 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 15:54:37,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:54:37,780 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:54:37,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:54:37,784 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:54:37,785 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:54:37,785 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c [2019-09-20 15:54:37,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2532b506e/d593bd8638d74ccc9dd4a406420da086/FLAG773aaba47 [2019-09-20 15:54:38,343 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:54:38,346 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c [2019-09-20 15:54:38,370 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2532b506e/d593bd8638d74ccc9dd4a406420da086/FLAG773aaba47 [2019-09-20 15:54:38,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2532b506e/d593bd8638d74ccc9dd4a406420da086 [2019-09-20 15:54:38,689 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:54:38,690 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:54:38,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:54:38,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:54:38,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:54:38,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:54:38" (1/1) ... [2019-09-20 15:54:38,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42325885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:38, skipping insertion in model container [2019-09-20 15:54:38,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:54:38" (1/1) ... [2019-09-20 15:54:38,705 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:54:38,763 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:54:39,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:54:39,212 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:54:39,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:54:39,349 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:54:39,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:39 WrapperNode [2019-09-20 15:54:39,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:54:39,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:54:39,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:54:39,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:54:39,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:39" (1/1) ... [2019-09-20 15:54:39,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:39" (1/1) ... [2019-09-20 15:54:39,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:39" (1/1) ... [2019-09-20 15:54:39,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:39" (1/1) ... [2019-09-20 15:54:39,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:39" (1/1) ... [2019-09-20 15:54:39,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:39" (1/1) ... [2019-09-20 15:54:39,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:39" (1/1) ... [2019-09-20 15:54:39,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:54:39,434 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:54:39,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:54:39,435 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:54:39,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:39" (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 15:54:39,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:54:39,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:54:39,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:54:39,505 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:54:39,506 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:54:39,506 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:54:39,507 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:54:39,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:54:39,507 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:54:39,507 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:54:39,508 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:54:39,508 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:54:39,509 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:54:39,509 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:54:39,509 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:54:39,509 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:54:39,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:54:39,512 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:54:39,512 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:54:39,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:54:39,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:54:39,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:54:39,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:54:39,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:54:39,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:54:39,513 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:54:39,513 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:54:39,513 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:54:39,513 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:54:39,513 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:54:39,514 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:54:39,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:54:39,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:54:39,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:54:39,514 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:54:39,514 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:54:39,514 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:54:39,515 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:54:39,515 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:54:39,515 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:54:39,515 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:54:39,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:54:39,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:54:39,515 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:54:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:54:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:54:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:54:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:54:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:54:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:54:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:54:39,517 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:54:39,517 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:54:39,517 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:54:39,517 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:54:39,517 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:54:39,517 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:54:39,517 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:54:39,518 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:54:39,518 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:54:39,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:54:39,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:54:39,519 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:54:39,519 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:54:39,519 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:54:39,519 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:54:39,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:54:39,520 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:54:39,520 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:54:39,520 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:54:39,520 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:54:39,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:54:39,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:54:39,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:54:39,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:54:39,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:54:39,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:54:39,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:54:39,523 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:54:39,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:54:39,524 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:54:39,524 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:54:39,524 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:54:39,524 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:54:39,524 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:54:39,524 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:54:39,525 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:54:39,525 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:54:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:54:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:54:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:54:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:54:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:54:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:54:39,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:54:39,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:54:40,915 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:54:40,915 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:54:40,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:54:40 BoogieIcfgContainer [2019-09-20 15:54:40,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:54:40,917 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:54:40,918 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:54:40,918 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:54:40,919 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:54:40" (1/1) ... [2019-09-20 15:54:40,920 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 15:54:40,944 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:54:40,944 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:54:40,953 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:54:40,963 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:54:40,965 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:54:51,339 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:54:52,930 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:54:53,073 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:54:53,232 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:54:53,341 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:54:53,368 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:54:53,422 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:54:53,442 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:54:53,999 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:54,382 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:54,695 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:54,920 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:55,143 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:55,331 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:55,523 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:55,689 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:55,884 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:56,075 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:56,243 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:56,424 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:56,599 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:56,759 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:56,938 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:57,116 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:57,275 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:57,458 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:57,946 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:54:58,259 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:54:58,746 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:54:59,071 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:54:59,377 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:54:59,676 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:00,312 WARN L191 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-20 15:55:00,856 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-20 15:55:01,663 WARN L191 SmtUtils]: Spent 803.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-20 15:55:01,970 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 20 [2019-09-20 15:55:02,577 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:02,876 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:03,306 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:03,600 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:03,900 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:04,225 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:04,860 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-20 15:55:05,400 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-20 15:55:06,216 WARN L191 SmtUtils]: Spent 814.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-20 15:55:06,881 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:07,167 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:07,605 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:07,896 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:08,187 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:08,479 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:09,073 WARN L191 SmtUtils]: Spent 566.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-20 15:55:09,612 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-20 15:55:10,421 WARN L191 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-20 15:55:11,154 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:11,457 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:11,785 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:12,077 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:12,373 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:12,664 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:13,236 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-20 15:55:13,769 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-20 15:55:14,563 WARN L191 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-20 15:55:15,057 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:15,341 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:15,674 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:15,965 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:16,256 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:16,547 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:17,107 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-20 15:55:17,643 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-20 15:55:18,440 WARN L191 SmtUtils]: Spent 795.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-20 15:55:18,948 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:19,236 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:55:19,569 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:19,861 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:20,167 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:20,463 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:55:21,019 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 541