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 --sifa.simplification.technique SIMPLIFY_DDA -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a2187f8 [2019-09-02 15:15:49,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-02 15:15:49,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-02 15:15:49,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-02 15:15:49,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-02 15:15:49,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-02 15:15:49,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-02 15:15:49,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-02 15:15:49,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-02 15:15:49,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-02 15:15:49,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-02 15:15:49,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-02 15:15:49,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-02 15:15:49,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-02 15:15:49,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-02 15:15:49,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-02 15:15:49,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-02 15:15:49,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-02 15:15:49,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-02 15:15:49,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-02 15:15:49,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-02 15:15:49,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-02 15:15:49,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-02 15:15:49,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-02 15:15:49,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-02 15:15:49,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-02 15:15:49,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-02 15:15:49,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-02 15:15:49,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-02 15:15:49,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-02 15:15:49,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-02 15:15:49,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-02 15:15:49,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-02 15:15:49,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-02 15:15:49,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-02 15:15:49,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-02 15:15:49,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-02 15:15:49,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-02 15:15:49,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-02 15:15:50,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-02 15:15:50,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-02 15:15:50,004 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 [2019-09-02 15:15:50,030 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-02 15:15:50,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-02 15:15:50,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-02 15:15:50,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-02 15:15:50,033 INFO L138 SettingsManager]: * Use SBE=true [2019-09-02 15:15:50,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-02 15:15:50,034 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-02 15:15:50,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-02 15:15:50,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-02 15:15:50,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-02 15:15:50,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-02 15:15:50,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-02 15:15:50,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-02 15:15:50,036 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-02 15:15:50,037 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-02 15:15:50,037 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-02 15:15:50,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-02 15:15:50,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-02 15:15:50,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-02 15:15:50,038 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-02 15:15:50,038 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-02 15:15:50,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-02 15:15:50,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-02 15:15:50,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-02 15:15:50,039 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-02 15:15:50,039 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-02 15:15:50,040 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-02 15:15:50,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-02 15:15:50,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-02 15:15:50,081 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-02 15:15:50,096 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-02 15:15:50,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-02 15:15:50,103 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-02 15:15:50,104 INFO L275 PluginConnector]: CDTParser initialized [2019-09-02 15:15:50,105 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c [2019-09-02 15:15:50,175 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1965dd63/9ed644bc1a8142f1be581729b9039980/FLAGbb3ba13d2 [2019-09-02 15:15:50,665 INFO L306 CDTParser]: Found 1 translation units. [2019-09-02 15:15:50,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c [2019-09-02 15:15:50,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1965dd63/9ed644bc1a8142f1be581729b9039980/FLAGbb3ba13d2 [2019-09-02 15:15:51,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1965dd63/9ed644bc1a8142f1be581729b9039980 [2019-09-02 15:15:51,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-02 15:15:51,031 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-02 15:15:51,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-02 15:15:51,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-02 15:15:51,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-02 15:15:51,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 03:15:51" (1/1) ... [2019-09-02 15:15:51,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18312eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:51, skipping insertion in model container [2019-09-02 15:15:51,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 03:15:51" (1/1) ... [2019-09-02 15:15:51,047 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-02 15:15:51,103 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-02 15:15:51,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 15:15:51,595 INFO L188 MainTranslator]: Completed pre-run [2019-09-02 15:15:51,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 15:15:51,739 INFO L192 MainTranslator]: Completed translation [2019-09-02 15:15:51,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:51 WrapperNode [2019-09-02 15:15:51,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-02 15:15:51,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-02 15:15:51,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-02 15:15:51,740 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-02 15:15:51,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:51" (1/1) ... [2019-09-02 15:15:51,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:51" (1/1) ... [2019-09-02 15:15:51,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:51" (1/1) ... [2019-09-02 15:15:51,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:51" (1/1) ... [2019-09-02 15:15:51,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:51" (1/1) ... [2019-09-02 15:15:51,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:51" (1/1) ... [2019-09-02 15:15:51,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:51" (1/1) ... [2019-09-02 15:15:51,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-02 15:15:51,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-02 15:15:51,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-02 15:15:51,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-02 15:15:51,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:51" (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 [2019-09-02 15:15:51,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-02 15:15:51,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-02 15:15:51,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-02 15:15:51,880 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-02 15:15:51,880 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-02 15:15:51,880 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-02 15:15:51,880 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-02 15:15:51,881 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-02 15:15:51,881 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-02 15:15:51,881 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-02 15:15:51,881 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-02 15:15:51,881 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-02 15:15:51,882 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-02 15:15:51,882 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-02 15:15:51,882 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-02 15:15:51,882 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-02 15:15:51,882 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-02 15:15:51,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-02 15:15:51,883 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-02 15:15:51,883 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-02 15:15:51,883 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-02 15:15:51,883 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-02 15:15:51,883 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-02 15:15:51,883 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-02 15:15:51,884 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-02 15:15:51,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-02 15:15:51,884 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-02 15:15:51,884 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-02 15:15:51,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-02 15:15:51,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-02 15:15:51,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-02 15:15:51,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-02 15:15:51,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-02 15:15:51,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-02 15:15:51,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-02 15:15:51,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-02 15:15:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-02 15:15:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-02 15:15:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-02 15:15:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-02 15:15:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-02 15:15:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-02 15:15:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-02 15:15:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-02 15:15:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-02 15:15:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-02 15:15:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-02 15:15:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-02 15:15:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-02 15:15:51,888 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-02 15:15:51,888 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-02 15:15:51,888 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-02 15:15:51,888 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-02 15:15:51,888 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-02 15:15:51,888 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-02 15:15:51,889 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-02 15:15:51,889 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-02 15:15:51,889 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-02 15:15:51,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-02 15:15:51,889 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-02 15:15:51,889 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-02 15:15:51,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-02 15:15:51,890 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-02 15:15:51,890 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-02 15:15:51,890 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-02 15:15:51,890 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-02 15:15:51,890 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-02 15:15:51,890 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-02 15:15:51,891 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-02 15:15:51,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-02 15:15:51,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-02 15:15:51,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-02 15:15:51,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-02 15:15:51,892 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-02 15:15:51,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-02 15:15:51,892 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-02 15:15:51,892 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-02 15:15:51,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-02 15:15:51,892 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-02 15:15:51,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-02 15:15:51,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-02 15:15:51,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-02 15:15:51,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-02 15:15:51,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-02 15:15:52,905 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-02 15:15:52,906 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-02 15:15:52,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 03:15:52 BoogieIcfgContainer [2019-09-02 15:15:52,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-02 15:15:52,908 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-02 15:15:52,908 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-02 15:15:52,909 INFO L275 PluginConnector]: Sifa initialized [2019-09-02 15:15:52,910 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 03:15:52" (1/1) ... [2019-09-02 15:15:52,910 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-02 15:15:52,946 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-02 15:15:52,947 INFO L169 IcfgInterpreter]: Building call graph [2019-09-02 15:15:52,956 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-02 15:15:52,965 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-02 15:15:52,967 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-02 15:16:04,057 WARN L188 SmtUtils]: Spent 10.98 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-02 15:16:14,830 WARN L188 SmtUtils]: Spent 10.77 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-02 15:16:15,104 WARN L188 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-02 15:16:38,428 WARN L188 SmtUtils]: Spent 23.32 s on a formula simplification. DAG size of input: 509 DAG size of output: 455 [2019-09-02 15:16:48,724 WARN L188 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-02 15:16:48,738 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 492 for LOIs [2019-09-02 15:16:53,096 WARN L188 SmtUtils]: Spent 4.35 s on a formula simplification. DAG size of input: 486 DAG size of output: 436 [2019-09-02 15:16:55,109 WARN L188 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 436 [2019-09-02 15:16:55,370 WARN L188 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-02 15:16:59,796 WARN L188 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 476 DAG size of output: 436 [2019-09-02 15:17:04,095 WARN L188 SmtUtils]: Spent 4.29 s on a formula simplification. DAG size of input: 486 DAG size of output: 436 [2019-09-02 15:17:06,055 WARN L188 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 436 [2019-09-02 15:17:06,307 WARN L188 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-02 15:17:10,707 WARN L188 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 476 DAG size of output: 436 [2019-09-02 15:17:15,103 WARN L188 SmtUtils]: Spent 4.39 s on a formula simplification. DAG size of input: 490 DAG size of output: 440 [2019-09-02 15:17:17,106 WARN L188 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-02 15:17:17,382 WARN L188 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-02 15:17:21,972 WARN L188 SmtUtils]: Spent 4.59 s on a formula simplification. DAG size of input: 484 DAG size of output: 441 [2019-09-02 15:17:26,355 WARN L188 SmtUtils]: Spent 4.37 s on a formula simplification. DAG size of input: 486 DAG size of output: 436 [2019-09-02 15:17:28,322 WARN L188 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 436 [2019-09-02 15:17:28,566 WARN L188 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-02 15:17:32,962 WARN L188 SmtUtils]: Spent 4.39 s on a formula simplification. DAG size of input: 476 DAG size of output: 436 [2019-09-02 15:17:32,970 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 492 for LOIs [2019-09-02 15:17:32,980 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 492 for LOIs [2019-09-02 15:17:39,367 WARN L188 SmtUtils]: Spent 6.31 s on a formula simplification. DAG size of input: 495 DAG size of output: 439 [2019-09-02 15:17:41,352 WARN L188 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-02 15:17:41,624 WARN L188 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-02 15:17:46,127 WARN L188 SmtUtils]: Spent 4.50 s on a formula simplification. DAG size of input: 481 DAG size of output: 440 [2019-09-02 15:17:48,151 WARN L188 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-02 15:17:50,234 WARN L188 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-02 15:17:50,481 WARN L188 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-02 15:17:54,960 WARN L188 SmtUtils]: Spent 4.48 s on a formula simplification. DAG size of input: 480 DAG size of output: 440 [2019-09-02 15:17:59,403 WARN L188 SmtUtils]: Spent 4.38 s on a formula simplification. DAG size of input: 490 DAG size of output: 438 [2019-09-02 15:18:01,424 WARN L188 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-02 15:18:01,693 WARN L188 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-02 15:18:06,198 WARN L188 SmtUtils]: Spent 4.50 s on a formula simplification. DAG size of input: 480 DAG size of output: 438 [2019-09-02 15:18:08,214 WARN L188 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-02 15:18:10,193 WARN L188 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-02 15:18:10,448 WARN L188 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-02 15:18:14,960 WARN L188 SmtUtils]: Spent 4.51 s on a formula simplification. DAG size of input: 480 DAG size of output: 438 [2019-09-02 15:18:19,363 WARN L188 SmtUtils]: Spent 4.37 s on a formula simplification. DAG size of input: 490 DAG size of output: 438 [2019-09-02 15:18:21,339 WARN L188 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-02 15:18:21,591 WARN L188 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-02 15:18:26,129 WARN L188 SmtUtils]: Spent 4.54 s on a formula simplification. DAG size of input: 480 DAG size of output: 439 [2019-09-02 15:18:39,435 WARN L188 SmtUtils]: Spent 13.26 s on a formula simplification. DAG size of input: 527 DAG size of output: 469 [2019-09-02 15:18:45,513 WARN L188 SmtUtils]: Spent 6.08 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-02 15:18:46,483 WARN L188 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 133 [2019-09-02 15:18:59,493 WARN L188 SmtUtils]: Spent 13.01 s on a formula simplification. DAG size of input: 518 DAG size of output: 472 [2019-09-02 15:19:12,879 WARN L188 SmtUtils]: Spent 13.38 s on a formula simplification. DAG size of input: 527 DAG size of output: 469 [2019-09-02 15:19:18,960 WARN L188 SmtUtils]: Spent 6.08 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-02 15:19:19,916 WARN L188 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 133 [2019-09-02 15:19:33,110 WARN L188 SmtUtils]: Spent 13.19 s on a formula simplification. DAG size of input: 518 DAG size of output: 472 [2019-09-02 15:19:45,234 WARN L188 SmtUtils]: Spent 12.12 s on a formula simplification. DAG size of input: 535 DAG size of output: 476 [2019-09-02 15:19:51,004 WARN L188 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-02 15:19:51,356 WARN L188 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-02 15:20:06,193 WARN L188 SmtUtils]: Spent 14.84 s on a formula simplification. DAG size of input: 521 DAG size of output: 491 [2019-09-02 15:20:18,354 WARN L188 SmtUtils]: Spent 12.16 s on a formula simplification. DAG size of input: 535 DAG size of output: 476 [2019-09-02 15:20:24,113 WARN L188 SmtUtils]: Spent 5.76 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-02 15:20:24,442 WARN L188 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-02 15:20:39,287 WARN L188 SmtUtils]: Spent 14.84 s on a formula simplification. DAG size of input: 521 DAG size of output: 491 [2019-09-02 15:20:43,691 WARN L188 SmtUtils]: Spent 4.36 s on a formula simplification. DAG size of input: 490 DAG size of output: 438 [2019-09-02 15:20:45,691 WARN L188 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-02 15:20:45,951 WARN L188 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-02 15:20:50,504 WARN L188 SmtUtils]: Spent 4.55 s on a formula simplification. DAG size of input: 480 DAG size of output: 439 [2019-09-02 15:21:04,555 WARN L188 SmtUtils]: Spent 14.03 s on a formula simplification. DAG size of input: 569 DAG size of output: 512 [2019-09-02 15:21:11,377 WARN L188 SmtUtils]: Spent 6.82 s on a formula simplification that was a NOOP. DAG size: 512 [2019-09-02 15:21:11,707 WARN L188 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-02 15:21:26,407 WARN L188 SmtUtils]: Spent 14.70 s on a formula simplification. DAG size of input: 522 DAG size of output: 513 [2019-09-02 15:21:40,434 WARN L188 SmtUtils]: Spent 14.02 s on a formula simplification. DAG size of input: 569 DAG size of output: 512 [2019-09-02 15:21:47,240 WARN L188 SmtUtils]: Spent 6.80 s on a formula simplification that was a NOOP. DAG size: 512 [2019-09-02 15:21:47,599 WARN L188 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-02 15:22:02,147 WARN L188 SmtUtils]: Spent 14.55 s on a formula simplification. DAG size of input: 522 DAG size of output: 513 [2019-09-02 15:22:20,487 WARN L188 SmtUtils]: Spent 18.32 s on a formula simplification. DAG size of input: 574 DAG size of output: 520 [2019-09-02 15:22:29,298 WARN L188 SmtUtils]: Spent 8.81 s on a formula simplification that was a NOOP. DAG size: 520 [2019-09-02 15:22:29,641 WARN L188 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-02 15:22:47,920 WARN L188 SmtUtils]: Spent 18.28 s on a formula simplification. DAG size of input: 530 DAG size of output: 521 [2019-09-02 15:23:06,234 WARN L188 SmtUtils]: Spent 18.31 s on a formula simplification. DAG size of input: 574 DAG size of output: 520 [2019-09-02 15:23:15,078 WARN L188 SmtUtils]: Spent 8.84 s on a formula simplification that was a NOOP. DAG size: 520 [2019-09-02 15:23:15,403 WARN L188 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-02 15:23:33,601 WARN L188 SmtUtils]: Spent 18.20 s on a formula simplification. DAG size of input: 530 DAG size of output: 521 [2019-09-02 15:24:03,054 WARN L188 SmtUtils]: Spent 29.44 s on a formula simplification. DAG size of input: 578 DAG size of output: 520 [2019-09-02 15:24:11,890 WARN L188 SmtUtils]: Spent 8.84 s on a formula simplification that was a NOOP. DAG size: 520 [2019-09-02 15:24:12,252 WARN L188 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-02 15:24:31,880 WARN L188 SmtUtils]: Spent 19.63 s on a formula simplification. DAG size of input: 530 DAG size of output: 518 [2019-09-02 15:25:01,325 WARN L188 SmtUtils]: Spent 29.44 s on a formula simplification. DAG size of input: 578 DAG size of output: 520 [2019-09-02 15:25:10,227 WARN L188 SmtUtils]: Spent 8.90 s on a formula simplification that was a NOOP. DAG size: 520 [2019-09-02 15:25:10,561 WARN L188 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-02 15:25:30,419 WARN L188 SmtUtils]: Spent 19.86 s on a formula simplification. DAG size of input: 530 DAG size of output: 518 [2019-09-02 15:25:34,817 WARN L188 SmtUtils]: Spent 4.35 s on a formula simplification. DAG size of input: 488 DAG size of output: 438 [2019-09-02 15:25:36,837 WARN L188 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-02 15:25:37,080 WARN L188 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-02 15:25:41,522 WARN L188 SmtUtils]: Spent 4.44 s on a formula simplification. DAG size of input: 480 DAG size of output: 438 [2019-09-02 15:25:43,574 WARN L188 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-02 15:25:45,584 WARN L188 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-02 15:25:45,842 WARN L188 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-02 15:25:50,305 WARN L188 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 480 DAG size of output: 438 [2019-09-02 15:25:54,688 WARN L188 SmtUtils]: Spent 4.33 s on a formula simplification. DAG size of input: 488 DAG size of output: 438 [2019-09-02 15:25:56,682 WARN L188 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-02 15:25:56,937 WARN L188 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-02 15:26:01,409 WARN L188 SmtUtils]: Spent 4.47 s on a formula simplification. DAG size of input: 480 DAG size of output: 439 [2019-09-02 15:26:22,952 WARN L188 SmtUtils]: Spent 21.53 s on a formula simplification. DAG size of input: 576 DAG size of output: 524 [2019-09-02 15:26:33,389 WARN L188 SmtUtils]: Spent 10.44 s on a formula simplification that was a NOOP. DAG size: 524 [2019-09-02 15:26:33,740 WARN L188 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-02 15:26:57,715 WARN L188 SmtUtils]: Spent 23.97 s on a formula simplification. DAG size of input: 534 DAG size of output: 506 [2019-09-02 15:27:20,049 WARN L188 SmtUtils]: Spent 22.33 s on a formula simplification. DAG size of input: 576 DAG size of output: 524 [2019-09-02 15:27:30,926 WARN L188 SmtUtils]: Spent 10.88 s on a formula simplification that was a NOOP. DAG size: 524 [2019-09-02 15:27:31,271 WARN L188 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-02 15:27:54,965 WARN L188 SmtUtils]: Spent 23.69 s on a formula simplification. DAG size of input: 534 DAG size of output: 506 [2019-09-02 15:28:17,222 WARN L188 SmtUtils]: Spent 22.24 s on a formula simplification. DAG size of input: 578 DAG size of output: 525 [2019-09-02 15:28:28,009 WARN L188 SmtUtils]: Spent 10.78 s on a formula simplification that was a NOOP. DAG size: 525 [2019-09-02 15:28:28,349 WARN L188 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-02 15:28:53,955 WARN L188 SmtUtils]: Spent 25.60 s on a formula simplification. DAG size of input: 535 DAG size of output: 509