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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:41:44,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:41:44,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:41:44,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:41:44,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:41:44,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:41:44,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:41:44,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:41:44,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:41:44,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:41:44,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:41:44,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:41:44,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:41:44,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:41:44,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:41:44,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:41:44,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:41:44,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:41:44,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:41:44,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:41:44,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:41:44,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:41:44,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:41:44,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:41:44,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:41:44,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:41:44,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:41:44,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:41:44,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:41:44,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:41:44,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:41:44,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:41:44,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:41:44,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:41:44,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:41:44,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:41:44,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:41:44,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:41:44,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:41:44,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:41:44,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:41:44,110 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 19:41:44,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:41:44,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:41:44,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:41:44,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:41:44,134 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:41:44,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:41:44,134 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:41:44,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:41:44,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:41:44,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:41:44,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:41:44,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:41:44,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:41:44,137 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:41:44,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:41:44,137 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:41:44,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:41:44,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:41:44,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:41:44,138 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:41:44,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:41:44,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:41:44,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:41:44,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:41:44,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:41:44,139 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:41:44,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:41:44,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:41:44,140 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 -> SingleStatement 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 [2019-09-20 19:41:44,186 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:41:44,199 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:41:44,202 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:41:44,204 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:41:44,204 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:41:44,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c [2019-09-20 19:41:44,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26d382ed5/f42800c095b347f4a8944623903d1e25/FLAG2deedc8f1 [2019-09-20 19:41:44,777 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:41:44,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c [2019-09-20 19:41:44,796 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26d382ed5/f42800c095b347f4a8944623903d1e25/FLAG2deedc8f1 [2019-09-20 19:41:45,029 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26d382ed5/f42800c095b347f4a8944623903d1e25 [2019-09-20 19:41:45,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:41:45,040 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:41:45,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:41:45,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:41:45,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:41:45,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:41:45" (1/1) ... [2019-09-20 19:41:45,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@510d583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:45, skipping insertion in model container [2019-09-20 19:41:45,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:41:45" (1/1) ... [2019-09-20 19:41:45,053 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:41:45,094 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:41:45,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:41:45,556 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:41:45,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:41:45,689 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:41:45,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:45 WrapperNode [2019-09-20 19:41:45,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:41:45,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:41:45,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:41:45,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:41:45,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:45" (1/1) ... [2019-09-20 19:41:45,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:45" (1/1) ... [2019-09-20 19:41:45,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:45" (1/1) ... [2019-09-20 19:41:45,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:45" (1/1) ... [2019-09-20 19:41:45,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:45" (1/1) ... [2019-09-20 19:41:45,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:45" (1/1) ... [2019-09-20 19:41:45,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:45" (1/1) ... [2019-09-20 19:41:45,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:41:45,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:41:45,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:41:45,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:41:45,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:41:45" (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 19:41:45,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:41:45,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:41:45,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:41:45,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:41:45,858 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:41:45,859 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:41:45,859 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:41:45,859 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:41:45,859 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:41:45,859 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:41:45,859 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:41:45,860 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:41:45,860 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:41:45,860 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:41:45,860 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:41:45,860 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:41:45,861 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:41:45,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:41:45,861 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:41:45,861 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:41:45,861 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:41:45,861 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:41:45,862 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:41:45,862 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:41:45,862 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:41:45,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:41:45,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:41:45,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:41:45,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:41:45,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:41:45,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:41:45,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:41:45,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:41:45,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:41:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:41:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:41:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:41:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:41:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:41:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:41:45,864 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:41:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:41:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:41:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:41:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:41:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:41:45,865 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:41:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:41:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:41:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:41:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:41:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:41:45,866 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:41:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:41:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:41:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:41:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:41:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:41:45,867 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:41:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:41:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:41:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:41:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:41:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:41:45,868 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:41:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:41:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:41:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:41:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:41:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:41:45,869 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:41:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:41:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:41:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:41:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:41:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:41:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:41:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:41:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:41:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:41:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:41:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:41:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:41:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:41:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:41:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:41:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:41:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:41:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:41:45,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:41:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:41:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:41:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:41:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:41:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:41:45,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:41:47,208 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:41:47,209 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:41:47,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:41:47 BoogieIcfgContainer [2019-09-20 19:41:47,211 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:41:47,211 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:41:47,211 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:41:47,212 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:41:47,213 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:41:47" (1/1) ... [2019-09-20 19:41:47,213 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 [2019-09-20 19:41:47,239 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:41:47,239 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:41:47,250 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:41:47,259 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:41:47,260 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:41:47,856 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2019-09-20 19:41:48,029 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 56 [2019-09-20 19:41:48,348 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2019-09-20 19:41:48,592 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2019-09-20 19:41:49,045 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2019-09-20 19:41:49,492 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 117 [2019-09-20 19:41:50,062 WARN L191 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 139 [2019-09-20 19:41:50,611 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 136 [2019-09-20 19:41:51,411 WARN L191 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 161 [2019-09-20 19:41:52,149 WARN L191 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 160 [2019-09-20 19:41:53,163 WARN L191 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 180 [2019-09-20 19:41:53,927 WARN L191 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 175 [2019-09-20 19:41:55,314 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 232 DAG size of output: 204 [2019-09-20 19:41:56,249 WARN L191 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 199 [2019-09-20 19:41:57,937 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 269 DAG size of output: 213 [2019-09-20 19:41:59,054 WARN L191 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 208 [2019-09-20 19:41:59,372 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-20 19:42:01,086 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 306 DAG size of output: 222 [2019-09-20 19:42:02,178 WARN L191 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 217 [2019-09-20 19:42:02,623 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-09-20 19:42:04,726 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 336 DAG size of output: 230 [2019-09-20 19:42:05,990 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 261 DAG size of output: 227 [2019-09-20 19:42:06,599 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-09-20 19:42:09,066 WARN L191 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 395 DAG size of output: 240 [2019-09-20 19:42:10,470 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 283 DAG size of output: 237 [2019-09-20 19:42:11,309 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2019-09-20 19:42:14,373 WARN L191 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 456 DAG size of output: 250 [2019-09-20 19:42:14,611 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:42:15,986 WARN L191 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 291 DAG size of output: 247 [2019-09-20 19:42:17,061 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2019-09-20 19:42:20,835 WARN L191 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 460 DAG size of output: 260 [2019-09-20 19:42:21,114 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 19:42:22,619 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 311 DAG size of output: 259 [2019-09-20 19:42:23,928 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2019-09-20 19:42:28,333 WARN L191 SmtUtils]: Spent 4.39 s on a formula simplification. DAG size of input: 542 DAG size of output: 272 [2019-09-20 19:42:28,613 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:42:30,240 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 329 DAG size of output: 271