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 IntervalDomain -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:30:18,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:30:18,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:30:18,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:30:18,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:30:18,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:30:18,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:30:18,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:30:18,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:30:18,857 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:30:18,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:30:18,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:30:18,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:30:18,867 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:30:18,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:30:18,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:30:18,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:30:18,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:30:18,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:30:18,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:30:18,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:30:18,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:30:18,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:30:18,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:30:18,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:30:18,890 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:30:18,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:30:18,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:30:18,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:30:18,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:30:18,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:30:18,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:30:18,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:30:18,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:30:18,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:30:18,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:30:18,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:30:18,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:30:18,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:30:18,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:30:18,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:30:18,907 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 [2019-09-06 11:30:18,920 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:30:18,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:30:18,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:30:18,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:30:18,922 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:30:18,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:30:18,923 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:30:18,923 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:30:18,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:30:18,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:30:18,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:30:18,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:30:18,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:30:18,924 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:30:18,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:30:18,925 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:30:18,925 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:30:18,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:30:18,925 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:30:18,926 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:30:18,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:30:18,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:30:18,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:30:18,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:30:18,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:30:18,927 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:30:18,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:30:18,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:30:18,928 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: Abstract Domain -> IntervalDomain [2019-09-06 11:30:18,979 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:30:18,991 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:30:18,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:30:18,996 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:30:18,996 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:30:18,997 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c [2019-09-06 11:30:19,067 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/040ff3ee3/5875a282fbfa4caa825edd26346d0d63/FLAG604971fee [2019-09-06 11:30:19,606 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:30:19,607 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c [2019-09-06 11:30:19,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/040ff3ee3/5875a282fbfa4caa825edd26346d0d63/FLAG604971fee [2019-09-06 11:30:19,910 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/040ff3ee3/5875a282fbfa4caa825edd26346d0d63 [2019-09-06 11:30:19,919 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:30:19,920 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:30:19,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:30:19,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:30:19,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:30:19,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:30:19" (1/1) ... [2019-09-06 11:30:19,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5affbed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:19, skipping insertion in model container [2019-09-06 11:30:19,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:30:19" (1/1) ... [2019-09-06 11:30:19,935 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:30:19,993 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:30:20,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:30:20,484 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:30:20,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:30:20,663 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:30:20,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:20 WrapperNode [2019-09-06 11:30:20,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:30:20,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:30:20,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:30:20,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:30:20,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:20" (1/1) ... [2019-09-06 11:30:20,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:20" (1/1) ... [2019-09-06 11:30:20,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:20" (1/1) ... [2019-09-06 11:30:20,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:20" (1/1) ... [2019-09-06 11:30:20,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:20" (1/1) ... [2019-09-06 11:30:20,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:20" (1/1) ... [2019-09-06 11:30:20,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:20" (1/1) ... [2019-09-06 11:30:20,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:30:20,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:30:20,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:30:20,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:30:20,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:30:20" (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 [2019-09-06 11:30:20,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:30:20,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:30:20,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-06 11:30:20,860 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-06 11:30:20,860 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-06 11:30:20,861 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-06 11:30:20,861 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-06 11:30:20,861 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:30:20,861 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-06 11:30:20,861 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-06 11:30:20,861 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-06 11:30:20,862 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-06 11:30:20,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-06 11:30:20,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-06 11:30:20,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-06 11:30:20,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-06 11:30:20,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-06 11:30:20,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-06 11:30:20,863 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-06 11:30:20,863 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-06 11:30:20,863 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-06 11:30:20,863 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-06 11:30:20,863 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-06 11:30:20,864 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-06 11:30:20,864 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-06 11:30:20,864 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-06 11:30:20,864 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-06 11:30:20,864 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-06 11:30:20,864 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-06 11:30:20,865 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-06 11:30:20,865 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-06 11:30:20,865 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-06 11:30:20,865 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-06 11:30:20,865 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-06 11:30:20,865 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-06 11:30:20,866 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-06 11:30:20,866 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-06 11:30:20,866 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-06 11:30:20,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-06 11:30:20,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-06 11:30:20,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:30:20,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 11:30:20,867 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-06 11:30:20,867 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-06 11:30:20,867 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-06 11:30:20,867 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-06 11:30:20,867 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-06 11:30:20,868 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-06 11:30:20,868 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-06 11:30:20,868 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-06 11:30:20,868 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-06 11:30:20,868 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-06 11:30:20,868 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-06 11:30:20,869 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-06 11:30:20,869 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-06 11:30:20,869 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:30:20,869 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-06 11:30:20,869 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-06 11:30:20,869 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 11:30:20,869 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 11:30:20,870 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-06 11:30:20,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 11:30:20,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 11:30:20,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 11:30:20,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 11:30:20,870 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-06 11:30:20,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 11:30:20,871 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-06 11:30:20,871 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-06 11:30:20,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 11:30:20,871 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-06 11:30:20,871 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-06 11:30:20,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 11:30:20,872 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-06 11:30:20,872 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-06 11:30:20,872 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-06 11:30:20,872 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-06 11:30:20,872 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-06 11:30:20,872 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-06 11:30:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-06 11:30:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-06 11:30:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-06 11:30:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-06 11:30:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-06 11:30:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-06 11:30:20,874 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-06 11:30:20,874 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-06 11:30:20,874 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-06 11:30:20,874 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-06 11:30:20,874 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-06 11:30:20,874 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-06 11:30:20,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:30:20,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 11:30:20,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:30:21,934 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:30:21,934 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-06 11:30:21,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:30:21 BoogieIcfgContainer [2019-09-06 11:30:21,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:30:21,937 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:30:21,937 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:30:21,937 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:30:21,939 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:30:21" (1/1) ... [2019-09-06 11:30:21,939 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 11:30:21,970 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:30:21,970 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:30:21,980 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:30:21,997 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:30:21,999 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:30:22,170 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 114 for LOIs [2019-09-06 11:30:22,242 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 114 for LOIs [2019-09-06 11:30:22,246 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 114 for LOIs [2019-09-06 11:30:25,923 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-06 11:30:25,930 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 109 for LOIs [2019-09-06 11:30:25,958 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 109 for LOIs [2019-09-06 11:30:25,987 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-06 11:30:25,988 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:30:25,988 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:30:25,993 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1208#false [2019-09-06 11:30:26,002 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-06 11:30:26,003 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:30:26,008 INFO L168 Benchmark]: Toolchain (without parser) took 6085.49 ms. Allocated memory was 132.6 MB in the beginning and 374.3 MB in the end (delta: 241.7 MB). Free memory was 88.0 MB in the beginning and 293.1 MB in the end (delta: -205.1 MB). Peak memory consumption was 36.6 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:26,011 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:30:26,012 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.40 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 87.8 MB in the beginning and 164.8 MB in the end (delta: -77.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:26,014 INFO L168 Benchmark]: Boogie Preprocessor took 142.47 ms. Allocated memory is still 200.3 MB. Free memory was 164.8 MB in the beginning and 161.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:26,016 INFO L168 Benchmark]: RCFGBuilder took 1129.25 ms. Allocated memory was 200.3 MB in the beginning and 223.9 MB in the end (delta: 23.6 MB). Free memory was 161.0 MB in the beginning and 192.0 MB in the end (delta: -31.0 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:26,025 INFO L168 Benchmark]: Sifa took 4066.84 ms. Allocated memory was 223.9 MB in the beginning and 374.3 MB in the end (delta: 150.5 MB). Free memory was 192.0 MB in the beginning and 293.1 MB in the end (delta: -101.0 MB). Peak memory consumption was 49.4 MB. Max. memory is 7.1 GB. [2019-09-06 11:30:26,035 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 743.40 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 87.8 MB in the beginning and 164.8 MB in the end (delta: -77.0 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 142.47 ms. Allocated memory is still 200.3 MB. Free memory was 164.8 MB in the beginning and 161.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1129.25 ms. Allocated memory was 200.3 MB in the beginning and 223.9 MB in the end (delta: 23.6 MB). Free memory was 161.0 MB in the beginning and 192.0 MB in the end (delta: -31.0 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. * Sifa took 4066.84 ms. Allocated memory was 223.9 MB in the beginning and 374.3 MB in the end (delta: 150.5 MB). Free memory was 192.0 MB in the beginning and 293.1 MB in the end (delta: -101.0 MB). Peak memory consumption was 49.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 4023, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 767, DAG_INTERPRETER_EARLY_EXITS: 16, TOOLS_POST_APPLICATIONS: 551, TOOLS_POST_TIME[ms]: 370, TOOLS_POST_CALL_APPLICATIONS: 158, TOOLS_POST_CALL_TIME[ms]: 437, TOOLS_POST_RETURN_APPLICATIONS: 151, TOOLS_POST_RETURN_TIME[ms]: 542, TOOLS_QUANTIFIERELIM_TIME[ms]: 1021, FLUID_QUERY_TIME[ms]: 35, FLUID_QUERIES: 796, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 223, DOMAIN_JOIN_TIME[ms]: 745, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 14, DOMAIN_WIDEN_TIME[ms]: 29, DOMAIN_ISSUBSETEQ_APPLICATIONS: 435, DOMAIN_ISSUBSETEQ_TIME[ms]: 1175, DOMAIN_ISBOTTOM_APPLICATIONS: 152, DOMAIN_ISBOTTOM_TIME[ms]: 430, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2921, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2920, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 29, CALL_SUMMARIZER_APPLICATIONS: 151, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1550, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 51, DAG_COMPRESSION_PROCESSED_NODES: 638, DAG_COMPRESSION_RETAINED_NODES: 344 - PositiveResult [Line: 952]: 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...