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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:50:08,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:50:08,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:50:08,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:50:08,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:50:08,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:50:08,937 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:50:08,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:50:08,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:50:08,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:50:08,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:50:08,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:50:08,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:50:08,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:50:08,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:50:08,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:50:08,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:50:08,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:50:08,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:50:08,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:50:08,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:50:08,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:50:08,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:50:08,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:50:08,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 22:50:08,960 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 22:50:08,961 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 22:50:08,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 22:50:08,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 22:50:08,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 22:50:08,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:50:08,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:50:08,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:50:08,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:50:08,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:50:08,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:50:08,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:50:08,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:50:08,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:50:08,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:50:08,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:50:08,977 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 [2019-09-19 22:50:09,001 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:50:09,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:50:09,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:50:09,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:50:09,004 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:50:09,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:50:09,005 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:50:09,005 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:50:09,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:50:09,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:50:09,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:50:09,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:50:09,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:50:09,007 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:50:09,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:50:09,007 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:50:09,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:50:09,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:50:09,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:50:09,008 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:50:09,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:50:09,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:50:09,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:50:09,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:50:09,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:50:09,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:50:09,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:50:09,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:50:09,010 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:50:09,047 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:50:09,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:50:09,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:50:09,064 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:50:09,064 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:50:09,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c [2019-09-19 22:50:09,130 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4711bf453/5299b4053fb040599a53cd8646f982f4/FLAGbe883590b [2019-09-19 22:50:09,644 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:50:09,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c [2019-09-19 22:50:09,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4711bf453/5299b4053fb040599a53cd8646f982f4/FLAGbe883590b [2019-09-19 22:50:09,948 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4711bf453/5299b4053fb040599a53cd8646f982f4 [2019-09-19 22:50:09,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:50:09,963 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:50:09,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:50:09,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:50:09,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:50:09,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:50:09" (1/1) ... [2019-09-19 22:50:09,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30a34633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:50:09, skipping insertion in model container [2019-09-19 22:50:09,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:50:09" (1/1) ... [2019-09-19 22:50:09,981 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:50:10,042 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:50:10,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:50:10,451 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:50:10,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:50:10,562 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:50:10,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:50:10 WrapperNode [2019-09-19 22:50:10,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:50:10,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:50:10,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:50:10,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:50:10,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:50:10" (1/1) ... [2019-09-19 22:50:10,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:50:10" (1/1) ... [2019-09-19 22:50:10,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:50:10" (1/1) ... [2019-09-19 22:50:10,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:50:10" (1/1) ... [2019-09-19 22:50:10,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:50:10" (1/1) ... [2019-09-19 22:50:10,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:50:10" (1/1) ... [2019-09-19 22:50:10,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:50:10" (1/1) ... [2019-09-19 22:50:10,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:50:10,642 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:50:10,642 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:50:10,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:50:10,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:50:10" (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 [2019-09-19 22:50:10,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:50:10,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:50:10,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 22:50:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 22:50:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 22:50:10,703 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 22:50:10,703 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 22:50:10,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 22:50:10,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 22:50:10,704 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 22:50:10,704 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 22:50:10,705 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 22:50:10,705 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 22:50:10,705 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 22:50:10,705 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 22:50:10,705 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 22:50:10,708 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 22:50:10,708 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 22:50:10,708 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 22:50:10,708 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:50:10,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 22:50:10,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 22:50:10,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 22:50:10,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 22:50:10,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 22:50:10,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 22:50:10,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 22:50:10,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 22:50:10,711 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 22:50:10,711 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 22:50:10,712 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 22:50:10,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 22:50:10,712 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 22:50:10,712 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 22:50:10,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 22:50:10,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:50:10,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 22:50:10,713 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 22:50:10,713 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 22:50:10,713 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 22:50:10,713 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 22:50:10,713 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 22:50:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 22:50:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 22:50:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 22:50:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 22:50:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 22:50:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 22:50:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 22:50:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 22:50:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 22:50:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 22:50:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 22:50:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 22:50:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 22:50:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 22:50:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 22:50:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 22:50:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 22:50:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 22:50:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 22:50:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 22:50:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:50:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 22:50:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 22:50:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 22:50:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 22:50:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 22:50:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 22:50:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 22:50:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 22:50:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 22:50:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 22:50:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 22:50:10,720 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 22:50:10,720 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 22:50:10,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 22:50:10,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 22:50:10,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 22:50:10,722 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 22:50:10,722 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 22:50:10,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:50:10,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 22:50:10,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:50:12,243 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:50:12,243 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 22:50:12,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:50:12 BoogieIcfgContainer [2019-09-19 22:50:12,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:50:12,246 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:50:12,246 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:50:12,247 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:50:12,248 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:50:12" (1/1) ... [2019-09-19 22:50:12,248 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 22:50:12,279 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 22:50:12,279 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:50:12,287 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:50:12,296 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:50:12,297 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:50:33,687 WARN L191 SmtUtils]: Spent 12.02 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 22:50:35,226 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 22:50:38,935 WARN L191 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 22:50:40,764 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 22:50:42,560 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 22:50:42,577 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 22:50:42,642 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 22:50:42,661 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 22:50:54,283 WARN L191 SmtUtils]: Spent 11.38 s on a formula simplification. DAG size of input: 462 DAG size of output: 461 [2019-09-19 22:50:59,880 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 22:51:11,149 WARN L191 SmtUtils]: Spent 11.27 s on a formula simplification. DAG size of input: 462 DAG size of output: 461 [2019-09-19 22:51:16,705 WARN L191 SmtUtils]: Spent 5.55 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 22:51:31,408 WARN L191 SmtUtils]: Spent 14.63 s on a formula simplification. DAG size of input: 467 DAG size of output: 464 [2019-09-19 22:51:31,961 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 22:51:46,596 WARN L191 SmtUtils]: Spent 14.63 s on a formula simplification. DAG size of input: 467 DAG size of output: 464 [2019-09-19 22:51:47,141 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 22:51:47,437 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 76 [2019-09-19 22:51:47,792 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 76 [2019-09-19 22:51:48,538 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-19 22:51:48,651 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 22:51:48,983 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-19 22:51:49,092 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 22:51:49,736 WARN L191 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2019-09-19 22:51:50,046 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 22:51:50,744 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 106 [2019-09-19 22:51:51,093 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 22:51:51,471 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-19 22:51:51,580 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 22:51:51,928 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-19 22:51:52,038 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 22:51:52,675 WARN L191 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2019-09-19 22:51:52,986 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 22:51:53,681 WARN L191 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 106 [2019-09-19 22:51:54,029 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 22:51:54,033 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-19 22:51:54,035 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 74 for LOIs [2019-09-19 22:51:54,288 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-19 22:51:54,374 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 71 for LOIs [2019-09-19 22:51:54,392 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-19 22:51:54,396 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 22:51:54,396 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 22:51:54,398 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 236#false [2019-09-19 22:51:54,403 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 22:51:54,403 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 22:51:54,405 INFO L168 Benchmark]: Toolchain (without parser) took 104442.02 ms. Allocated memory was 138.9 MB in the beginning and 341.8 MB in the end (delta: 202.9 MB). Free memory was 85.4 MB in the beginning and 243.2 MB in the end (delta: -157.9 MB). Peak memory consumption was 45.0 MB. Max. memory is 7.1 GB. [2019-09-19 22:51:54,406 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 22:51:54,407 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.88 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 85.2 MB in the beginning and 166.1 MB in the end (delta: -81.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-09-19 22:51:54,408 INFO L168 Benchmark]: Boogie Preprocessor took 78.64 ms. Allocated memory is still 199.2 MB. Free memory was 166.1 MB in the beginning and 161.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-19 22:51:54,408 INFO L168 Benchmark]: RCFGBuilder took 1603.30 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 161.9 MB in the beginning and 151.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 94.0 MB. Max. memory is 7.1 GB. [2019-09-19 22:51:54,409 INFO L168 Benchmark]: Sifa took 102157.35 ms. Allocated memory was 221.8 MB in the beginning and 341.8 MB in the end (delta: 120.1 MB). Free memory was 151.4 MB in the beginning and 243.2 MB in the end (delta: -91.8 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2019-09-19 22:51:54,414 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 596.88 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 85.2 MB in the beginning and 166.1 MB in the end (delta: -81.0 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.64 ms. Allocated memory is still 199.2 MB. Free memory was 166.1 MB in the beginning and 161.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1603.30 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 161.9 MB in the beginning and 151.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 94.0 MB. Max. memory is 7.1 GB. * Sifa took 102157.35 ms. Allocated memory was 221.8 MB in the beginning and 341.8 MB in the end (delta: 120.1 MB). Free memory was 151.4 MB in the beginning and 243.2 MB in the end (delta: -91.8 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 102120, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 123, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 84, TOOLS_POST_TIME[ms]: 26649, TOOLS_POST_CALL_APPLICATIONS: 33, TOOLS_POST_CALL_TIME[ms]: 98, TOOLS_POST_RETURN_APPLICATIONS: 26, TOOLS_POST_RETURN_TIME[ms]: 42, TOOLS_QUANTIFIERELIM_APPLICATIONS: 141, TOOLS_QUANTIFIERELIM_TIME[ms]: 26721, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26584, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 125, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 41, DOMAIN_JOIN_TIME[ms]: 74964, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 26, DOMAIN_ISBOTTOM_TIME[ms]: 255, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6118, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6117, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 26, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30574, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30573, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 29, DAG_COMPRESSION_PROCESSED_NODES: 363, DAG_COMPRESSION_RETAINED_NODES: 158 - PositiveResult [Line: 851]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...