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_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a2187f8 [2019-09-02 15:15:52,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-02 15:15:52,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-02 15:15:52,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-02 15:15:52,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-02 15:15:52,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-02 15:15:52,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-02 15:15:52,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-02 15:15:52,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-02 15:15:52,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-02 15:15:52,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-02 15:15:52,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-02 15:15:52,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-02 15:15:52,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-02 15:15:52,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-02 15:15:52,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-02 15:15:52,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-02 15:15:52,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-02 15:15:52,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-02 15:15:52,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-02 15:15:52,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-02 15:15:52,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-02 15:15:52,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-02 15:15:52,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-02 15:15:52,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-02 15:15:52,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-02 15:15:52,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-02 15:15:52,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-02 15:15:52,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-02 15:15:52,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-02 15:15:52,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-02 15:15:52,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-02 15:15:52,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-02 15:15:52,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-02 15:15:52,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-02 15:15:52,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-02 15:15:52,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-02 15:15:52,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-02 15:15:52,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-02 15:15:52,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-02 15:15:52,804 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-02 15:15:52,805 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 15:15:52,819 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-02 15:15:52,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-02 15:15:52,821 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-02 15:15:52,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-02 15:15:52,821 INFO L138 SettingsManager]: * Use SBE=true [2019-09-02 15:15:52,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-02 15:15:52,821 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-02 15:15:52,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-02 15:15:52,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-02 15:15:52,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-02 15:15:52,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-02 15:15:52,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-02 15:15:52,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-02 15:15:52,823 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-02 15:15:52,823 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-02 15:15:52,823 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-02 15:15:52,823 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-02 15:15:52,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-02 15:15:52,824 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-02 15:15:52,824 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-02 15:15:52,824 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-02 15:15:52,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-02 15:15:52,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-02 15:15:52,825 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-02 15:15:52,825 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-02 15:15:52,825 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-02 15:15:52,826 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-02 15:15:52,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-02 15:15:52,826 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 15:15:52,856 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-02 15:15:52,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-02 15:15:52,872 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-02 15:15:52,874 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-02 15:15:52,875 INFO L275 PluginConnector]: CDTParser initialized [2019-09-02 15:15:52,875 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product09.cil.c [2019-09-02 15:15:52,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4b7772de/0ed9126b677541bda8df0a43a931ab19/FLAG40b069b93 [2019-09-02 15:15:53,513 INFO L306 CDTParser]: Found 1 translation units. [2019-09-02 15:15:53,514 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product09.cil.c [2019-09-02 15:15:53,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4b7772de/0ed9126b677541bda8df0a43a931ab19/FLAG40b069b93 [2019-09-02 15:15:53,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4b7772de/0ed9126b677541bda8df0a43a931ab19 [2019-09-02 15:15:53,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-02 15:15:53,805 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-02 15:15:53,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-02 15:15:53,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-02 15:15:53,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-02 15:15:53,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 03:15:53" (1/1) ... [2019-09-02 15:15:53,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@743d159a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:53, skipping insertion in model container [2019-09-02 15:15:53,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 03:15:53" (1/1) ... [2019-09-02 15:15:53,823 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-02 15:15:53,893 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-02 15:15:54,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 15:15:54,367 INFO L188 MainTranslator]: Completed pre-run [2019-09-02 15:15:54,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 15:15:54,537 INFO L192 MainTranslator]: Completed translation [2019-09-02 15:15:54,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:54 WrapperNode [2019-09-02 15:15:54,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-02 15:15:54,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-02 15:15:54,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-02 15:15:54,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-02 15:15:54,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:54" (1/1) ... [2019-09-02 15:15:54,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:54" (1/1) ... [2019-09-02 15:15:54,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:54" (1/1) ... [2019-09-02 15:15:54,572 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:54" (1/1) ... [2019-09-02 15:15:54,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:54" (1/1) ... [2019-09-02 15:15:54,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:54" (1/1) ... [2019-09-02 15:15:54,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:54" (1/1) ... [2019-09-02 15:15:54,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-02 15:15:54,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-02 15:15:54,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-02 15:15:54,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-02 15:15:54,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:54" (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 15:15:54,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-02 15:15:54,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-02 15:15:54,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-02 15:15:54,727 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-02 15:15:54,728 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-02 15:15:54,728 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-02 15:15:54,729 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-02 15:15:54,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-02 15:15:54,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-02 15:15:54,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-02 15:15:54,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-02 15:15:54,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-02 15:15:54,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-02 15:15:54,730 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-02 15:15:54,731 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-02 15:15:54,731 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-02 15:15:54,734 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-02 15:15:54,734 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-02 15:15:54,734 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-02 15:15:54,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-02 15:15:54,735 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-02 15:15:54,735 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-02 15:15:54,735 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-02 15:15:54,735 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-02 15:15:54,735 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-02 15:15:54,735 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-02 15:15:54,735 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-02 15:15:54,736 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-02 15:15:54,736 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-02 15:15:54,736 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-02 15:15:54,736 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-02 15:15:54,736 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-02 15:15:54,736 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-02 15:15:54,737 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-02 15:15:54,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-02 15:15:54,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-02 15:15:54,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-02 15:15:54,737 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-02 15:15:54,737 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-02 15:15:54,738 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-02 15:15:54,738 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-02 15:15:54,738 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-02 15:15:54,738 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-02 15:15:54,739 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-02 15:15:54,739 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-02 15:15:54,739 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-02 15:15:54,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-02 15:15:54,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-02 15:15:54,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-02 15:15:54,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-02 15:15:54,740 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-02 15:15:54,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-02 15:15:54,740 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-02 15:15:54,740 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-02 15:15:54,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-02 15:15:54,740 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-02 15:15:54,741 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-02 15:15:54,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-02 15:15:54,741 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-02 15:15:54,741 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-02 15:15:54,741 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-02 15:15:54,742 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-02 15:15:54,742 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-02 15:15:54,742 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-02 15:15:54,742 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-02 15:15:54,742 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-02 15:15:54,743 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-02 15:15:54,743 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-02 15:15:54,743 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-02 15:15:54,743 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-02 15:15:54,743 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-02 15:15:54,744 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-02 15:15:54,744 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-02 15:15:54,744 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-02 15:15:54,745 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-02 15:15:54,745 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-02 15:15:54,745 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-02 15:15:54,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-02 15:15:54,745 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-02 15:15:54,746 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-02 15:15:54,746 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-02 15:15:54,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-02 15:15:54,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-02 15:15:54,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-02 15:15:55,720 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-02 15:15:55,721 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-02 15:15:55,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 03:15:55 BoogieIcfgContainer [2019-09-02 15:15:55,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-02 15:15:55,723 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-02 15:15:55,723 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-02 15:15:55,724 INFO L275 PluginConnector]: Sifa initialized [2019-09-02 15:15:55,725 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 03:15:55" (1/1) ... [2019-09-02 15:15:55,726 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 15:15:55,777 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-02 15:15:55,777 INFO L169 IcfgInterpreter]: Building call graph [2019-09-02 15:15:55,791 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-02 15:15:55,821 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-02 15:15:55,823 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-02 15:16:07,423 WARN L188 SmtUtils]: Spent 11.48 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-02 15:16:18,180 WARN L188 SmtUtils]: Spent 10.75 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-02 15:16:18,465 WARN L188 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-02 15:16:41,126 WARN L188 SmtUtils]: Spent 22.66 s on a formula simplification. DAG size of input: 509 DAG size of output: 454 [2019-09-02 15:16:53,245 WARN L188 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-02 15:16:53,261 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 489 for LOIs [2019-09-02 15:16:57,671 WARN L188 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 485 DAG size of output: 435 [2019-09-02 15:16:59,728 WARN L188 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-02 15:16:59,988 WARN L188 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-02 15:17:04,411 WARN L188 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 477 DAG size of output: 435 [2019-09-02 15:17:08,679 WARN L188 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 485 DAG size of output: 435 [2019-09-02 15:17:10,641 WARN L188 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-02 15:17:10,889 WARN L188 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-02 15:17:15,376 WARN L188 SmtUtils]: Spent 4.49 s on a formula simplification. DAG size of input: 477 DAG size of output: 435 [2019-09-02 15:17:19,747 WARN L188 SmtUtils]: Spent 4.36 s on a formula simplification. DAG size of input: 489 DAG size of output: 439 [2019-09-02 15:17:21,804 WARN L188 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-02 15:17:22,077 WARN L188 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-02 15:17:26,650 WARN L188 SmtUtils]: Spent 4.57 s on a formula simplification. DAG size of input: 485 DAG size of output: 439 [2019-09-02 15:17:30,960 WARN L188 SmtUtils]: Spent 4.28 s on a formula simplification. DAG size of input: 485 DAG size of output: 435 [2019-09-02 15:17:32,966 WARN L188 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-02 15:17:33,227 WARN L188 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-02 15:17:37,670 WARN L188 SmtUtils]: Spent 4.44 s on a formula simplification. DAG size of input: 477 DAG size of output: 435 [2019-09-02 15:17:37,677 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 489 for LOIs [2019-09-02 15:17:37,682 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 489 for LOIs [2019-09-02 15:17:44,359 WARN L188 SmtUtils]: Spent 6.57 s on a formula simplification. DAG size of input: 494 DAG size of output: 438 [2019-09-02 15:17:46,323 WARN L188 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-02 15:17:46,597 WARN L188 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-02 15:17:51,095 WARN L188 SmtUtils]: Spent 4.50 s on a formula simplification. DAG size of input: 482 DAG size of output: 439 [2019-09-02 15:17:53,185 WARN L188 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-02 15:17:55,320 WARN L188 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-02 15:17:55,579 WARN L188 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-02 15:18:00,166 WARN L188 SmtUtils]: Spent 4.58 s on a formula simplification. DAG size of input: 481 DAG size of output: 439 [2019-09-02 15:18:12,647 WARN L188 SmtUtils]: Spent 12.45 s on a formula simplification. DAG size of input: 507 DAG size of output: 454 [2019-09-02 15:18:18,364 WARN L188 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-02 15:18:19,207 WARN L188 SmtUtils]: Spent 829.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-02 15:18:30,937 WARN L188 SmtUtils]: Spent 11.73 s on a formula simplification. DAG size of input: 510 DAG size of output: 454 [2019-09-02 15:18:43,548 WARN L188 SmtUtils]: Spent 12.61 s on a formula simplification. DAG size of input: 507 DAG size of output: 454 [2019-09-02 15:18:49,232 WARN L188 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-02 15:18:50,068 WARN L188 SmtUtils]: Spent 833.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-02 15:19:01,809 WARN L188 SmtUtils]: Spent 11.74 s on a formula simplification. DAG size of input: 510 DAG size of output: 454 [2019-09-02 15:19:13,313 WARN L188 SmtUtils]: Spent 11.44 s on a formula simplification. DAG size of input: 445 DAG size of output: 441 [2019-09-02 15:19:18,937 WARN L188 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-02 15:19:19,675 WARN L188 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-02 15:19:26,466 WARN L188 SmtUtils]: Spent 6.79 s on a formula simplification. DAG size of input: 490 DAG size of output: 464 [2019-09-02 15:19:29,529 WARN L188 SmtUtils]: Spent 3.06 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-02 15:19:32,679 WARN L188 SmtUtils]: Spent 3.15 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-02 15:19:33,436 WARN L188 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-02 15:19:39,602 WARN L188 SmtUtils]: Spent 6.16 s on a formula simplification. DAG size of input: 468 DAG size of output: 463 [2019-09-02 15:20:00,604 WARN L188 SmtUtils]: Spent 20.99 s on a formula simplification. DAG size of input: 514 DAG size of output: 500 [2019-09-02 15:20:10,247 WARN L188 SmtUtils]: Spent 9.64 s on a formula simplification that was a NOOP. DAG size: 500 [2019-09-02 15:20:10,585 WARN L188 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-02 15:20:30,342 WARN L188 SmtUtils]: Spent 19.76 s on a formula simplification. DAG size of input: 521 DAG size of output: 501 [2019-09-02 15:20:59,230 WARN L188 SmtUtils]: Spent 28.80 s on a formula simplification. DAG size of input: 514 DAG size of output: 507 [2019-09-02 15:21:08,932 WARN L188 SmtUtils]: Spent 9.70 s on a formula simplification that was a NOOP. DAG size: 507 [2019-09-02 15:21:09,383 WARN L188 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-02 15:21:29,229 WARN L188 SmtUtils]: Spent 19.84 s on a formula simplification. DAG size of input: 529 DAG size of output: 510 [2019-09-02 15:21:44,926 WARN L188 SmtUtils]: Spent 15.69 s on a formula simplification that was a NOOP. DAG size: 532 [2019-09-02 15:22:00,671 WARN L188 SmtUtils]: Spent 15.74 s on a formula simplification that was a NOOP. DAG size: 532 [2019-09-02 15:22:01,086 WARN L188 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-02 15:22:33,664 WARN L188 SmtUtils]: Spent 32.58 s on a formula simplification. DAG size of input: 548 DAG size of output: 533 [2019-09-02 15:22:55,323 WARN L188 SmtUtils]: Spent 21.52 s on a formula simplification. DAG size of input: 494 DAG size of output: 473 [2019-09-02 15:23:02,441 WARN L188 SmtUtils]: Spent 7.12 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-02 15:23:02,714 WARN L188 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-02 15:23:17,940 WARN L188 SmtUtils]: Spent 15.22 s on a formula simplification. DAG size of input: 489 DAG size of output: 474 [2019-09-02 15:23:32,300 WARN L188 SmtUtils]: Spent 14.36 s on a formula simplification. DAG size of input: 512 DAG size of output: 477 [2019-09-02 15:23:39,023 WARN L188 SmtUtils]: Spent 6.72 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-02 15:23:39,345 WARN L188 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-02 15:23:46,187 WARN L188 SmtUtils]: Spent 6.84 s on a formula simplification. DAG size of input: 490 DAG size of output: 446 [2019-09-02 15:23:48,361 WARN L188 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-02 15:23:50,522 WARN L188 SmtUtils]: Spent 2.16 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-02 15:23:50,793 WARN L188 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-02 15:23:55,486 WARN L188 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 477 DAG size of output: 447 [2019-09-02 15:23:59,934 WARN L188 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 454 DAG size of output: 449 [2019-09-02 15:24:02,101 WARN L188 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-02 15:24:02,370 WARN L188 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-02 15:24:07,123 WARN L188 SmtUtils]: Spent 4.75 s on a formula simplification. DAG size of input: 479 DAG size of output: 450 [2019-09-02 15:24:11,567 WARN L188 SmtUtils]: Spent 4.41 s on a formula simplification. DAG size of input: 461 DAG size of output: 449 [2019-09-02 15:24:13,796 WARN L188 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-02 15:24:14,075 WARN L188 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-02 15:24:18,880 WARN L188 SmtUtils]: Spent 4.80 s on a formula simplification. DAG size of input: 479 DAG size of output: 449 [2019-09-02 15:24:30,944 WARN L188 SmtUtils]: Spent 12.06 s on a formula simplification. DAG size of input: 458 DAG size of output: 450 [2019-09-02 15:24:36,898 WARN L188 SmtUtils]: Spent 5.95 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-02 15:24:37,640 WARN L188 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-02 15:24:44,415 WARN L188 SmtUtils]: Spent 6.77 s on a formula simplification. DAG size of input: 486 DAG size of output: 466 [2019-09-02 15:24:47,098 WARN L188 SmtUtils]: Spent 2.68 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-02 15:24:49,852 WARN L188 SmtUtils]: Spent 2.75 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-02 15:24:50,614 WARN L188 SmtUtils]: Spent 756.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-02 15:24:55,440 WARN L188 SmtUtils]: Spent 4.82 s on a formula simplification. DAG size of input: 471 DAG size of output: 465 [2019-09-02 15:25:00,780 WARN L188 SmtUtils]: Spent 5.33 s on a formula simplification. DAG size of input: 477 DAG size of output: 447 [2019-09-02 15:25:02,908 WARN L188 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-02 15:25:03,668 WARN L188 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2019-09-02 15:25:08,344 WARN L188 SmtUtils]: Spent 4.67 s on a formula simplification. DAG size of input: 472 DAG size of output: 446 [2019-09-02 15:25:33,301 WARN L188 SmtUtils]: Spent 24.80 s on a formula simplification. DAG size of input: 505 DAG size of output: 486 [2019-09-02 15:25:40,663 WARN L188 SmtUtils]: Spent 7.36 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-02 15:25:40,952 WARN L188 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-02 15:25:53,100 WARN L188 SmtUtils]: Spent 12.15 s on a formula simplification. DAG size of input: 500 DAG size of output: 477 [2019-09-02 15:25:58,626 WARN L188 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-02 15:26:04,273 WARN L188 SmtUtils]: Spent 5.65 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-02 15:26:04,533 WARN L188 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-02 15:26:15,500 WARN L188 SmtUtils]: Spent 10.97 s on a formula simplification. DAG size of input: 487 DAG size of output: 477 [2019-09-02 15:26:56,750 WARN L188 SmtUtils]: Spent 41.21 s on a formula simplification. DAG size of input: 589 DAG size of output: 539 [2019-09-02 15:27:06,106 WARN L188 SmtUtils]: Spent 9.35 s on a formula simplification that was a NOOP. DAG size: 539 [2019-09-02 15:27:06,510 WARN L188 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-02 15:27:26,325 WARN L188 SmtUtils]: Spent 19.81 s on a formula simplification. DAG size of input: 557 DAG size of output: 519 [2019-09-02 15:27:38,263 WARN L188 SmtUtils]: Spent 11.78 s on a formula simplification. DAG size of input: 477 DAG size of output: 473 [2019-09-02 15:27:43,972 WARN L188 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-02 15:27:44,252 WARN L188 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-02 15:27:55,645 WARN L188 SmtUtils]: Spent 11.39 s on a formula simplification. DAG size of input: 477 DAG size of output: 474 [2019-09-02 15:28:00,691 WARN L188 SmtUtils]: Spent 5.04 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-02 15:28:05,610 WARN L188 SmtUtils]: Spent 4.92 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-02 15:28:05,880 WARN L188 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-02 15:28:15,296 WARN L188 SmtUtils]: Spent 9.41 s on a formula simplification. DAG size of input: 477 DAG size of output: 474 [2019-09-02 15:28:36,571 WARN L188 SmtUtils]: Spent 21.25 s on a formula simplification. DAG size of input: 538 DAG size of output: 524 [2019-09-02 15:28:45,864 WARN L188 SmtUtils]: Spent 9.29 s on a formula simplification that was a NOOP. DAG size: 524 [2019-09-02 15:28:46,215 WARN L188 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-02 15:28:59,683 WARN L188 SmtUtils]: Spent 13.47 s on a formula simplification. DAG size of input: 526 DAG size of output: 504 [2019-09-02 15:29:13,063 WARN L188 SmtUtils]: Spent 13.38 s on a formula simplification. DAG size of input: 529 DAG size of output: 509