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_spec5_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 20:05:22,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 20:05:22,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 20:05:22,983 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 20:05:22,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 20:05:22,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 20:05:22,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 20:05:22,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 20:05:22,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 20:05:22,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 20:05:22,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 20:05:22,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 20:05:22,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 20:05:22,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 20:05:22,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 20:05:22,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 20:05:22,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 20:05:22,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 20:05:22,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 20:05:23,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 20:05:23,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 20:05:23,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 20:05:23,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 20:05:23,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 20:05:23,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 20:05:23,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 20:05:23,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 20:05:23,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 20:05:23,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 20:05:23,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 20:05:23,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 20:05:23,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 20:05:23,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 20:05:23,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 20:05:23,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 20:05:23,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 20:05:23,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 20:05:23,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 20:05:23,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 20:05:23,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 20:05:23,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 20:05:23,017 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 20:05:23,032 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 20:05:23,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 20:05:23,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 20:05:23,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 20:05:23,034 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 20:05:23,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 20:05:23,035 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 20:05:23,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 20:05:23,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 20:05:23,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 20:05:23,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 20:05:23,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 20:05:23,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 20:05:23,036 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 20:05:23,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 20:05:23,036 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 20:05:23,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 20:05:23,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 20:05:23,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 20:05:23,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 20:05:23,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 20:05:23,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 20:05:23,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 20:05:23,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 20:05:23,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 20:05:23,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 20:05:23,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 20:05:23,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 20:05:23,039 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 20:05:23,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 20:05:23,086 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 20:05:23,091 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 20:05:23,093 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 20:05:23,093 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 20:05:23,094 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c [2019-09-16 20:05:23,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc768568c/8e55d12f74db4a3e86815427043b6334/FLAGd21ae4cf5 [2019-09-16 20:05:23,637 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 20:05:23,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product36.cil.c [2019-09-16 20:05:23,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc768568c/8e55d12f74db4a3e86815427043b6334/FLAGd21ae4cf5 [2019-09-16 20:05:23,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc768568c/8e55d12f74db4a3e86815427043b6334 [2019-09-16 20:05:23,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 20:05:23,991 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 20:05:23,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 20:05:23,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 20:05:23,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 20:05:23,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 08:05:23" (1/1) ... [2019-09-16 20:05:23,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a70dab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:05:23, skipping insertion in model container [2019-09-16 20:05:23,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 08:05:23" (1/1) ... [2019-09-16 20:05:24,006 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 20:05:24,062 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 20:05:24,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 20:05:24,535 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 20:05:24,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 20:05:24,699 INFO L192 MainTranslator]: Completed translation [2019-09-16 20:05:24,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:05:24 WrapperNode [2019-09-16 20:05:24,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 20:05:24,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 20:05:24,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 20:05:24,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 20:05:24,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:05:24" (1/1) ... [2019-09-16 20:05:24,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:05:24" (1/1) ... [2019-09-16 20:05:24,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:05:24" (1/1) ... [2019-09-16 20:05:24,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:05:24" (1/1) ... [2019-09-16 20:05:24,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:05:24" (1/1) ... [2019-09-16 20:05:24,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:05:24" (1/1) ... [2019-09-16 20:05:24,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:05:24" (1/1) ... [2019-09-16 20:05:24,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 20:05:24,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 20:05:24,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 20:05:24,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 20:05:24,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 08:05:24" (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 20:05:24,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 20:05:24,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 20:05:24,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 20:05:24,889 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 20:05:24,890 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 20:05:24,890 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 20:05:24,891 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 20:05:24,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 20:05:24,892 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 20:05:24,892 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 20:05:24,892 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 20:05:24,893 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 20:05:24,893 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 20:05:24,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 20:05:24,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 20:05:24,894 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 20:05:24,896 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 20:05:24,896 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 20:05:24,896 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 20:05:24,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 20:05:24,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 20:05:24,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 20:05:24,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 20:05:24,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 20:05:24,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 20:05:24,898 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 20:05:24,898 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 20:05:24,898 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 20:05:24,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 20:05:24,900 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 20:05:24,900 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 20:05:24,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-16 20:05:24,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-16 20:05:24,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-16 20:05:24,901 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 20:05:24,901 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 20:05:24,901 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 20:05:24,901 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 20:05:24,902 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 20:05:24,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 20:05:24,902 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 20:05:24,902 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 20:05:24,902 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 20:05:24,902 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 20:05:24,902 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 20:05:24,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 20:05:24,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 20:05:24,903 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 20:05:24,903 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 20:05:24,903 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 20:05:24,903 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 20:05:24,903 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 20:05:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 20:05:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 20:05:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 20:05:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 20:05:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 20:05:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 20:05:24,905 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 20:05:24,905 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 20:05:24,905 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-16 20:05:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-16 20:05:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 20:05:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 20:05:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 20:05:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 20:05:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 20:05:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 20:05:24,907 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 20:05:24,907 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 20:05:24,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 20:05:24,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 20:05:24,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 20:05:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 20:05:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 20:05:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 20:05:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 20:05:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 20:05:24,910 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 20:05:24,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 20:05:24,911 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 20:05:24,911 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 20:05:24,911 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 20:05:24,911 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 20:05:24,911 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 20:05:24,911 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 20:05:24,912 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 20:05:24,912 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 20:05:24,913 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 20:05:24,913 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-16 20:05:24,913 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 20:05:24,913 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 20:05:24,913 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 20:05:24,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 20:05:24,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 20:05:24,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 20:05:26,424 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 20:05:26,425 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 20:05:26,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 08:05:26 BoogieIcfgContainer [2019-09-16 20:05:26,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 20:05:26,427 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 20:05:26,427 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 20:05:26,428 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 20:05:26,429 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 08:05:26" (1/1) ... [2019-09-16 20:05:26,429 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 20:05:26,464 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 20:05:26,467 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 20:05:26,480 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 20:05:26,491 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 20:05:26,493 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 20:05:51,586 WARN L191 SmtUtils]: Spent 14.87 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 20:05:53,356 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 20:05:57,120 WARN L191 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-16 20:05:58,840 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 20:06:00,546 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 20:06:00,563 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-16 20:06:00,639 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-16 20:06:00,664 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-16 20:06:12,031 WARN L191 SmtUtils]: Spent 11.23 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:06:17,522 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:06:28,495 WARN L191 SmtUtils]: Spent 10.97 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:06:34,038 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:06:45,007 WARN L191 SmtUtils]: Spent 10.97 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:06:50,461 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:07:01,497 WARN L191 SmtUtils]: Spent 11.03 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:07:06,900 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:07:17,906 WARN L191 SmtUtils]: Spent 11.00 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:07:23,348 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:07:34,350 WARN L191 SmtUtils]: Spent 11.00 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:07:39,797 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:07:50,918 WARN L191 SmtUtils]: Spent 11.12 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:07:56,447 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:08:07,501 WARN L191 SmtUtils]: Spent 11.05 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:08:12,965 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:08:23,817 WARN L191 SmtUtils]: Spent 10.85 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-16 20:08:29,266 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-16 20:08:47,403 WARN L191 SmtUtils]: Spent 17.98 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-16 20:08:56,421 WARN L191 SmtUtils]: Spent 9.02 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-16 20:09:15,073 WARN L191 SmtUtils]: Spent 18.59 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-16 20:09:24,437 WARN L191 SmtUtils]: Spent 9.36 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 20:09:42,952 WARN L191 SmtUtils]: Spent 18.51 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-16 20:09:52,116 WARN L191 SmtUtils]: Spent 9.16 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 20:10:08,218 WARN L191 SmtUtils]: Spent 16.03 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-16 20:10:24,204 WARN L191 SmtUtils]: Spent 15.98 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-16 20:11:10,474 WARN L191 SmtUtils]: Spent 46.27 s on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2019-09-16 20:11:13,370 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 448 DAG size of output: 11 [2019-09-16 20:11:14,150 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-16 20:11:32,761 WARN L191 SmtUtils]: Spent 18.18 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-16 20:11:41,789 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-16 20:12:00,036 WARN L191 SmtUtils]: Spent 18.20 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-16 20:12:09,065 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 20:12:27,229 WARN L191 SmtUtils]: Spent 18.16 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-16 20:12:36,341 WARN L191 SmtUtils]: Spent 9.11 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 20:12:52,836 WARN L191 SmtUtils]: Spent 16.47 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-16 20:13:08,906 WARN L191 SmtUtils]: Spent 16.07 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-16 20:13:55,250 WARN L191 SmtUtils]: Spent 46.34 s on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2019-09-16 20:13:57,399 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 448 DAG size of output: 11 [2019-09-16 20:13:57,536 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2019-09-16 20:13:57,821 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-16 20:13:58,257 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-16 20:13:58,574 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-16 20:13:58,735 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2019-09-16 20:14:17,100 WARN L191 SmtUtils]: Spent 18.18 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-16 20:14:26,148 WARN L191 SmtUtils]: Spent 9.05 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-16 20:14:45,177 WARN L191 SmtUtils]: Spent 18.97 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-16 20:14:54,219 WARN L191 SmtUtils]: Spent 9.04 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 20:15:12,408 WARN L191 SmtUtils]: Spent 18.19 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-16 20:15:21,497 WARN L191 SmtUtils]: Spent 9.09 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 20:15:37,499 WARN L191 SmtUtils]: Spent 15.98 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-16 20:15:53,434 WARN L191 SmtUtils]: Spent 15.93 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-16 20:16:39,604 WARN L191 SmtUtils]: Spent 46.17 s on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2019-09-16 20:16:41,770 WARN L191 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 448 DAG size of output: 11 [2019-09-16 20:16:42,015 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-16 20:16:42,589 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-16 20:17:01,131 WARN L191 SmtUtils]: Spent 18.15 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-16 20:17:10,167 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-16 20:17:28,420 WARN L191 SmtUtils]: Spent 18.21 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-16 20:17:37,491 WARN L191 SmtUtils]: Spent 9.07 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 20:17:55,594 WARN L191 SmtUtils]: Spent 18.10 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-16 20:18:04,698 WARN L191 SmtUtils]: Spent 9.10 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-16 20:18:20,776 WARN L191 SmtUtils]: Spent 16.05 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-16 20:18:36,926 WARN L191 SmtUtils]: Spent 16.15 s on a formula simplification that was a NOOP. DAG size: 487