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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:57:32,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:57:32,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:57:32,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:57:32,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:57:32,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:57:32,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:57:32,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:57:32,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:57:32,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:57:32,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:57:32,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:57:32,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:57:32,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:57:32,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:57:32,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:57:32,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:57:32,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:57:32,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:57:32,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:57:32,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:57:32,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:57:32,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:57:32,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:57:32,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:57:32,890 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:57:32,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:57:32,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:57:32,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:57:32,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:57:32,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:57:32,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:57:32,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:57:32,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:57:32,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:57:32,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:57:32,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:57:32,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:57:32,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:57:32,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:57:32,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:57:32,910 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 [2019-09-21 09:57:32,928 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:57:32,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:57:32,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:57:32,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:57:32,933 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:57:32,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:57:32,934 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:57:32,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:57:32,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:57:32,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:57:32,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:57:32,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:57:32,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:57:32,935 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:57:32,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:57:32,936 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:57:32,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:57:32,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:57:32,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:57:32,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:57:32,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:57:32,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:57:32,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:57:32,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:57:32,939 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:57:32,940 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:57:32,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:57:32,940 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:57:32,940 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 09:57:32,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:57:32,990 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:57:32,996 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:57:32,998 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:57:32,998 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:57:32,999 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c [2019-09-21 09:57:33,073 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f502a52a/e8f174445db2497aa8b7476a7af5c817/FLAG7b2c2ea9f [2019-09-21 09:57:33,626 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:57:33,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c [2019-09-21 09:57:33,645 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f502a52a/e8f174445db2497aa8b7476a7af5c817/FLAG7b2c2ea9f [2019-09-21 09:57:33,906 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f502a52a/e8f174445db2497aa8b7476a7af5c817 [2019-09-21 09:57:33,919 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:57:33,921 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:57:33,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:57:33,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:57:33,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:57:33,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:57:33" (1/1) ... [2019-09-21 09:57:33,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ac9f81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:33, skipping insertion in model container [2019-09-21 09:57:33,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:57:33" (1/1) ... [2019-09-21 09:57:33,934 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:57:33,978 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:57:34,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:57:34,477 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:57:34,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:57:34,613 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:57:34,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:34 WrapperNode [2019-09-21 09:57:34,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:57:34,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:57:34,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:57:34,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:57:34,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:34" (1/1) ... [2019-09-21 09:57:34,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:34" (1/1) ... [2019-09-21 09:57:34,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:34" (1/1) ... [2019-09-21 09:57:34,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:34" (1/1) ... [2019-09-21 09:57:34,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:34" (1/1) ... [2019-09-21 09:57:34,711 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:34" (1/1) ... [2019-09-21 09:57:34,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:34" (1/1) ... [2019-09-21 09:57:34,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:57:34,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:57:34,729 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:57:34,729 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:57:34,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:34" (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 [2019-09-21 09:57:34,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:57:34,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:57:34,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 09:57:34,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 09:57:34,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 09:57:34,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 09:57:34,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 09:57:34,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 09:57:34,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 09:57:34,799 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 09:57:34,799 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 09:57:34,800 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 09:57:34,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 09:57:34,800 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 09:57:34,801 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 09:57:34,801 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 09:57:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 09:57:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 09:57:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 09:57:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 09:57:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 09:57:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 09:57:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 09:57:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 09:57:34,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 09:57:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 09:57:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 09:57:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 09:57:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 09:57:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 09:57:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 09:57:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 09:57:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 09:57:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 09:57:34,806 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 09:57:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 09:57:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 09:57:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:57:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 09:57:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:57:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:57:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 09:57:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 09:57:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 09:57:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 09:57:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 09:57:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 09:57:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 09:57:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:57:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 09:57:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 09:57:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:57:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 09:57:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 09:57:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:57:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 09:57:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 09:57:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:57:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 09:57:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 09:57:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 09:57:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 09:57:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 09:57:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 09:57:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 09:57:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 09:57:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 09:57:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 09:57:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 09:57:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 09:57:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 09:57:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 09:57:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 09:57:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 09:57:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 09:57:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 09:57:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 09:57:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 09:57:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 09:57:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 09:57:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 09:57:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 09:57:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 09:57:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 09:57:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 09:57:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 09:57:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 09:57:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 09:57:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:57:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:57:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:57:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:57:36,491 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:57:36,492 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 09:57:36,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:57:36 BoogieIcfgContainer [2019-09-21 09:57:36,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:57:36,495 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:57:36,495 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:57:36,495 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:57:36,496 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:57:36" (1/1) ... [2019-09-21 09:57:36,497 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:57:36,527 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:57:36,527 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:57:36,537 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:57:36,547 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:57:36,548 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:57:46,407 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 09:57:48,122 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 09:57:48,265 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 09:57:48,409 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 09:57:48,573 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 09:57:48,880 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 09:57:48,902 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-09-21 09:57:48,978 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-09-21 09:57:48,986 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-09-21 09:57:49,643 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:50,068 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:50,652 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 09:57:51,039 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:51,354 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:51,664 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 09:57:52,353 WARN L191 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 594 [2019-09-21 09:57:52,883 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-09-21 09:57:53,614 WARN L191 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 593 [2019-09-21 09:57:54,679 WARN L191 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 619 DAG size of output: 619 [2019-09-21 09:57:55,604 WARN L191 SmtUtils]: Spent 923.00 ms on a formula simplification that was a NOOP. DAG size: 619 [2019-09-21 09:57:56,704 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 622 [2019-09-21 09:57:57,257 WARN L191 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 594 [2019-09-21 09:57:57,794 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-09-21 09:57:58,955 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 595 DAG size of output: 593 [2019-09-21 09:57:59,903 WARN L191 SmtUtils]: Spent 936.00 ms on a formula simplification that was a NOOP. DAG size: 628 [2019-09-21 09:58:00,829 WARN L191 SmtUtils]: Spent 924.00 ms on a formula simplification that was a NOOP. DAG size: 628 [2019-09-21 09:58:02,101 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 629 DAG size of output: 629 [2019-09-21 09:58:02,898 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 630 DAG size of output: 619 [2019-09-21 09:58:03,408 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 619 [2019-09-21 09:58:04,002 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 619 DAG size of output: 619 [2019-09-21 09:58:04,566 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2019-09-21 09:58:05,062 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2019-09-21 09:58:05,795 WARN L191 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 622 [2019-09-21 09:58:06,679 WARN L191 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 629 [2019-09-21 09:58:07,411 WARN L191 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 629 [2019-09-21 09:58:08,455 WARN L191 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 630 DAG size of output: 630 [2019-09-21 09:58:09,195 WARN L191 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 629 [2019-09-21 09:58:09,920 WARN L191 SmtUtils]: Spent 724.00 ms on a formula simplification that was a NOOP. DAG size: 629 [2019-09-21 09:58:10,778 WARN L191 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 630 DAG size of output: 630 [2019-09-21 09:58:12,041 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 662 DAG size of output: 652 [2019-09-21 09:58:13,144 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 652 DAG size of output: 652 [2019-09-21 09:58:14,926 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 653 DAG size of output: 651