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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 23:54:38,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 23:54:38,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 23:54:38,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 23:54:38,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 23:54:38,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 23:54:38,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 23:54:38,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 23:54:38,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 23:54:38,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 23:54:38,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 23:54:38,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 23:54:38,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 23:54:38,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 23:54:38,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 23:54:38,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 23:54:38,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 23:54:38,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 23:54:38,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 23:54:38,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 23:54:38,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 23:54:38,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 23:54:38,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 23:54:38,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 23:54:38,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 23:54:38,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 23:54:38,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 23:54:38,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 23:54:38,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 23:54:38,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 23:54:38,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 23:54:38,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 23:54:38,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 23:54:38,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 23:54:38,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 23:54:38,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 23:54:38,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 23:54:38,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 23:54:38,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 23:54:38,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 23:54:38,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 23:54:38,940 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 [2019-09-18 23:54:38,953 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 23:54:38,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 23:54:38,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 23:54:38,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 23:54:38,955 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 23:54:38,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 23:54:38,956 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 23:54:38,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 23:54:38,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 23:54:38,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 23:54:38,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 23:54:38,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 23:54:38,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 23:54:38,957 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 23:54:38,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 23:54:38,957 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 23:54:38,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 23:54:38,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 23:54:38,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 23:54:38,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 23:54:38,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 23:54:38,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:54:38,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 23:54:38,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 23:54:38,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 23:54:38,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 23:54:38,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 23:54:38,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 23:54:38,960 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 -> ReUseSupersetCallSummarizer 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 [2019-09-18 23:54:39,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 23:54:39,019 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 23:54:39,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 23:54:39,024 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 23:54:39,025 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 23:54:39,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product04.cil.c [2019-09-18 23:54:39,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c17563d44/492a498d7435416f8c2480fd96833d56/FLAG27e1720a2 [2019-09-18 23:54:39,668 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 23:54:39,669 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product04.cil.c [2019-09-18 23:54:39,692 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c17563d44/492a498d7435416f8c2480fd96833d56/FLAG27e1720a2 [2019-09-18 23:54:39,935 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c17563d44/492a498d7435416f8c2480fd96833d56 [2019-09-18 23:54:39,945 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 23:54:39,947 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 23:54:39,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 23:54:39,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 23:54:39,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 23:54:39,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:54:39" (1/1) ... [2019-09-18 23:54:39,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4014a053 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:54:39, skipping insertion in model container [2019-09-18 23:54:39,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:54:39" (1/1) ... [2019-09-18 23:54:39,963 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 23:54:40,015 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 23:54:40,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:54:40,439 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 23:54:40,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:54:40,560 INFO L192 MainTranslator]: Completed translation [2019-09-18 23:54:40,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:54:40 WrapperNode [2019-09-18 23:54:40,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 23:54:40,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 23:54:40,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 23:54:40,562 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 23:54:40,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:54:40" (1/1) ... [2019-09-18 23:54:40,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:54:40" (1/1) ... [2019-09-18 23:54:40,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:54:40" (1/1) ... [2019-09-18 23:54:40,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:54:40" (1/1) ... [2019-09-18 23:54:40,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:54:40" (1/1) ... [2019-09-18 23:54:40,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:54:40" (1/1) ... [2019-09-18 23:54:40,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:54:40" (1/1) ... [2019-09-18 23:54:40,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 23:54:40,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 23:54:40,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 23:54:40,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 23:54:40,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:54:40" (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 [2019-09-18 23:54:40,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 23:54:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 23:54:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 23:54:40,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 23:54:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 23:54:40,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 23:54:40,740 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 23:54:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 23:54:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 23:54:40,741 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 23:54:40,742 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 23:54:40,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 23:54:40,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 23:54:40,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 23:54:40,743 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 23:54:40,744 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 23:54:40,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 23:54:40,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 23:54:40,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 23:54:40,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 23:54:40,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 23:54:40,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 23:54:40,747 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 23:54:40,747 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 23:54:40,747 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 23:54:40,748 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 23:54:40,748 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 23:54:40,748 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 23:54:40,748 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 23:54:40,748 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 23:54:40,748 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 23:54:40,748 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 23:54:40,749 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 23:54:40,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 23:54:40,749 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 23:54:40,750 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 23:54:40,750 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 23:54:40,750 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 23:54:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 23:54:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 23:54:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 23:54:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 23:54:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 23:54:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 23:54:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 23:54:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 23:54:40,751 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 23:54:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 23:54:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 23:54:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 23:54:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 23:54:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 23:54:40,752 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 23:54:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 23:54:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 23:54:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 23:54:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 23:54:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 23:54:40,753 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 23:54:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 23:54:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 23:54:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 23:54:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 23:54:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 23:54:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 23:54:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 23:54:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 23:54:40,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 23:54:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 23:54:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 23:54:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 23:54:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 23:54:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 23:54:40,758 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 23:54:40,758 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 23:54:40,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 23:54:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 23:54:40,759 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 23:54:40,760 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 23:54:40,760 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 23:54:40,760 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 23:54:40,760 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 23:54:40,761 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 23:54:40,761 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 23:54:40,762 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 23:54:40,762 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 23:54:40,762 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 23:54:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 23:54:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 23:54:40,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 23:54:42,326 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 23:54:42,327 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 23:54:42,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:54:42 BoogieIcfgContainer [2019-09-18 23:54:42,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 23:54:42,329 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 23:54:42,329 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 23:54:42,330 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 23:54:42,331 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:54:42" (1/1) ... [2019-09-18 23:54:42,331 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 23:54:42,374 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 23:54:42,374 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 23:54:42,386 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 23:54:42,399 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 23:54:42,401 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 23:54:55,993 WARN L191 SmtUtils]: Spent 13.48 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 23:55:08,193 WARN L191 SmtUtils]: Spent 12.20 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 23:55:28,450 WARN L191 SmtUtils]: Spent 12.56 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 23:55:29,983 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 23:55:33,897 WARN L191 SmtUtils]: Spent 3.91 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 23:55:33,906 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 23:55:35,768 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:55:37,584 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:55:39,437 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:55:41,344 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:55:43,233 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 23:55:45,080 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 23:55:46,894 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:55:48,696 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:55:48,704 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 23:55:50,607 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:55:52,438 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:55:52,447 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 23:55:56,394 WARN L191 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 431 DAG size of output: 426 [2019-09-18 23:55:58,172 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:56:09,531 WARN L191 SmtUtils]: Spent 11.33 s on a formula simplification. DAG size of input: 461 DAG size of output: 456 [2019-09-18 23:56:15,031 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 23:56:20,176 WARN L191 SmtUtils]: Spent 5.13 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-18 23:56:25,276 WARN L191 SmtUtils]: Spent 5.10 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-18 23:56:35,859 WARN L191 SmtUtils]: Spent 10.55 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-18 23:56:41,013 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 23:56:51,616 WARN L191 SmtUtils]: Spent 10.60 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-18 23:56:56,769 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 23:56:58,650 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 431 DAG size of output: 1 [2019-09-18 23:57:08,874 WARN L191 SmtUtils]: Spent 10.22 s on a formula simplification. DAG size of input: 433 DAG size of output: 432 [2019-09-18 23:57:13,982 WARN L191 SmtUtils]: Spent 5.11 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-18 23:57:19,129 WARN L191 SmtUtils]: Spent 5.14 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-18 23:57:24,233 WARN L191 SmtUtils]: Spent 5.10 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-18 23:57:42,875 WARN L191 SmtUtils]: Spent 18.63 s on a formula simplification. DAG size of input: 478 DAG size of output: 473 [2019-09-18 23:57:49,943 WARN L191 SmtUtils]: Spent 7.07 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-18 23:58:10,775 WARN L191 SmtUtils]: Spent 20.83 s on a formula simplification. DAG size of input: 481 DAG size of output: 481 [2019-09-18 23:58:11,151 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 29 [2019-09-18 23:58:12,112 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-18 23:58:12,390 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-09-18 23:58:12,617 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-09-18 23:58:13,120 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2019-09-18 23:58:13,246 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-18 23:58:13,601 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 57 [2019-09-18 23:58:13,932 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-18 23:58:14,234 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2019-09-18 23:58:14,522 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2019-09-18 23:58:14,961 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-09-18 23:58:15,118 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 23:58:15,574 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2019-09-18 23:58:15,806 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 36 [2019-09-18 23:58:16,055 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 38 [2019-09-18 23:58:16,284 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 38 [2019-09-18 23:58:16,632 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2019-09-18 23:58:16,760 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-18 23:58:17,109 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2019-09-18 23:58:17,768 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 63 [2019-09-18 23:58:17,889 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 23:58:18,217 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 63 [2019-09-18 23:58:18,333 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 23:58:18,656 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 63 [2019-09-18 23:58:18,797 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 23:58:19,120 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 63 [2019-09-18 23:58:19,241 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 23:58:19,571 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 63 [2019-09-18 23:58:19,688 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 23:58:20,017 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 63 [2019-09-18 23:58:20,139 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 23:58:20,461 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 63 [2019-09-18 23:58:20,590 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 23:58:20,914 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 63 [2019-09-18 23:58:21,032 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 23:58:21,711 WARN L191 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 69 [2019-09-18 23:58:22,348 WARN L191 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 69 [2019-09-18 23:58:22,992 WARN L191 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 69 [2019-09-18 23:58:23,636 WARN L191 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 69 [2019-09-18 23:58:24,282 WARN L191 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 69 [2019-09-18 23:58:24,921 WARN L191 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 69 [2019-09-18 23:58:25,550 WARN L191 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 69 [2019-09-18 23:58:26,179 WARN L191 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 69 [2019-09-18 23:58:27,289 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:58:28,352 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:58:29,409 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:58:30,441 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:58:31,498 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:58:31,864 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-18 23:58:32,754 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:58:33,126 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-18 23:58:33,539 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 68 [2019-09-18 23:58:33,703 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-18 23:58:33,969 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 27 [2019-09-18 23:58:34,300 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2019-09-18 23:58:34,413 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2019-09-18 23:58:34,700 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:58:34,958 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-09-18 23:58:35,318 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 53 [2019-09-18 23:58:35,440 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-18 23:58:35,663 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 23:58:36,447 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 23:58:36,672 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-18 23:58:36,917 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-18 23:58:37,153 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-18 23:58:37,395 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-18 23:58:37,544 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-18 23:58:37,892 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 72 [2019-09-18 23:58:37,999 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-18 23:58:38,320 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2019-09-18 23:58:38,499 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-18 23:58:38,608 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-18 23:58:39,072 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 75 [2019-09-18 23:58:39,238 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-18 23:58:39,657 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 83 [2019-09-18 23:58:39,864 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-18 23:58:41,110 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 181 DAG size of output: 114 [2019-09-18 23:58:41,435 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 23:58:42,163 WARN L191 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 117 [2019-09-18 23:58:42,504 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 23:58:43,634 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 181 DAG size of output: 137 [2019-09-18 23:58:44,070 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-18 23:58:45,075 WARN L191 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 135 [2019-09-18 23:58:45,179 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 23:58:45,454 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 29 [2019-09-18 23:58:45,585 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 20 for LOIs [2019-09-18 23:58:45,601 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 31 for LOIs [2019-09-18 23:58:45,608 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 23:58:45,608 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 23:58:45,611 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1049#false [2019-09-18 23:58:45,615 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-18 23:58:45,616 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 23:58:45,618 INFO L168 Benchmark]: Toolchain (without parser) took 245670.75 ms. Allocated memory was 140.0 MB in the beginning and 141.6 MB in the end (delta: 1.6 MB). Free memory was 86.7 MB in the beginning and 88.3 MB in the end (delta: -1.5 MB). Peak memory consumption was 53.4 kB. Max. memory is 7.1 GB. [2019-09-18 23:58:45,618 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 23:58:45,619 INFO L168 Benchmark]: CACSL2BoogieTranslator took 613.51 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 86.5 MB in the beginning and 166.7 MB in the end (delta: -80.2 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-09-18 23:58:45,620 INFO L168 Benchmark]: Boogie Preprocessor took 97.80 ms. Allocated memory is still 199.8 MB. Free memory was 166.7 MB in the beginning and 162.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-18 23:58:45,621 INFO L168 Benchmark]: RCFGBuilder took 1668.41 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 162.7 MB in the beginning and 152.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 91.9 MB. Max. memory is 7.1 GB. [2019-09-18 23:58:45,621 INFO L168 Benchmark]: Sifa took 243287.20 ms. Allocated memory was 224.4 MB in the beginning and 141.6 MB in the end (delta: -82.8 MB). Free memory was 152.5 MB in the beginning and 88.3 MB in the end (delta: 64.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 23:58:45,625 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 140.0 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 613.51 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 86.5 MB in the beginning and 166.7 MB in the end (delta: -80.2 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.80 ms. Allocated memory is still 199.8 MB. Free memory was 166.7 MB in the beginning and 162.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1668.41 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 162.7 MB in the beginning and 152.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 91.9 MB. Max. memory is 7.1 GB. * Sifa took 243287.20 ms. Allocated memory was 224.4 MB in the beginning and 141.6 MB in the end (delta: -82.8 MB). Free memory was 152.5 MB in the beginning and 88.3 MB in the end (delta: 64.2 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 243237, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 439, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 314, TOOLS_POST_TIME[ms]: 150, TOOLS_POST_CALL_APPLICATIONS: 107, TOOLS_POST_CALL_TIME[ms]: 214, TOOLS_POST_RETURN_APPLICATIONS: 98, TOOLS_POST_RETURN_TIME[ms]: 25854, TOOLS_QUANTIFIERELIM_APPLICATIONS: 519, TOOLS_QUANTIFIERELIM_TIME[ms]: 26068, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25702, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 456, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 189, DOMAIN_JOIN_TIME[ms]: 211678, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 2985, DOMAIN_ISSUBSETEQ_APPLICATIONS: 169, DOMAIN_ISSUBSETEQ_TIME[ms]: 566, DOMAIN_ISBOTTOM_APPLICATIONS: 96, DOMAIN_ISBOTTOM_TIME[ms]: 367, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 159152, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 159151, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 17, CALL_SUMMARIZER_APPLICATIONS: 98, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 90461, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 67, DAG_COMPRESSION_PROCESSED_NODES: 1361, DAG_COMPRESSION_RETAINED_NODES: 311 - PositiveResult [Line: 856]: 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...