java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:54:02,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:54:02,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:54:02,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:54:02,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:54:02,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:54:02,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:54:02,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:54:02,839 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:54:02,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:54:02,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:54:02,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:54:02,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:54:02,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:54:02,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:54:02,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:54:02,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:54:02,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:54:02,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:54:02,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:54:02,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:54:02,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:54:02,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:54:02,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:54:02,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:54:02,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:54:02,861 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:54:02,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:54:02,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:54:02,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:54:02,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:54:02,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:54:02,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:54:02,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:54:02,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:54:02,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:54:02,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:54:02,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:54:02,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:54:02,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:54:02,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:54:02,875 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 [2019-09-20 15:54:02,900 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:54:02,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:54:02,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:54:02,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:54:02,903 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:54:02,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:54:02,904 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:54:02,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:54:02,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:54:02,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:54:02,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:54:02,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:54:02,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:54:02,906 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:54:02,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:54:02,907 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:54:02,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:54:02,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:54:02,907 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:54:02,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:54:02,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:54:02,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:54:02,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:54:02,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:54:02,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:54:02,909 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:54:02,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:54:02,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:54:02,910 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> 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 [2019-09-20 15:54:02,948 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:54:02,961 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:54:02,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:54:02,966 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:54:02,966 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:54:02,967 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c [2019-09-20 15:54:03,031 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7df981a9/b7eb821a3d4346a6857a8baa2def4c83/FLAGc88937705 [2019-09-20 15:54:03,562 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:54:03,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c [2019-09-20 15:54:03,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7df981a9/b7eb821a3d4346a6857a8baa2def4c83/FLAGc88937705 [2019-09-20 15:54:03,906 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7df981a9/b7eb821a3d4346a6857a8baa2def4c83 [2019-09-20 15:54:03,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:54:03,917 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:54:03,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:54:03,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:54:03,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:54:03,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:54:03" (1/1) ... [2019-09-20 15:54:03,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d29c02b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:03, skipping insertion in model container [2019-09-20 15:54:03,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:54:03" (1/1) ... [2019-09-20 15:54:03,931 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:54:03,985 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:54:04,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:54:04,464 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:54:04,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:54:04,628 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:54:04,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:04 WrapperNode [2019-09-20 15:54:04,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:54:04,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:54:04,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:54:04,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:54:04,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:04" (1/1) ... [2019-09-20 15:54:04,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:04" (1/1) ... [2019-09-20 15:54:04,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:04" (1/1) ... [2019-09-20 15:54:04,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:04" (1/1) ... [2019-09-20 15:54:04,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:04" (1/1) ... [2019-09-20 15:54:04,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:04" (1/1) ... [2019-09-20 15:54:04,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:04" (1/1) ... [2019-09-20 15:54:04,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:54:04,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:54:04,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:54:04,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:54:04,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:54:04" (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 [2019-09-20 15:54:04,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:54:04,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:54:04,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:54:04,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:54:04,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:54:04,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:54:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:54:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:54:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:54:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:54:04,801 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:54:04,802 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:54:04,802 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:54:04,803 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:54:04,803 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:54:04,803 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:54:04,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:54:04,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:54:04,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:54:04,806 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:54:04,806 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:54:04,806 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:54:04,806 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:54:04,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:54:04,807 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:54:04,807 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:54:04,807 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:54:04,807 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:54:04,807 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:54:04,807 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:54:04,807 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:54:04,808 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:54:04,808 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:54:04,808 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:54:04,808 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:54:04,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:54:04,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:54:04,809 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:54:04,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:54:04,809 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:54:04,809 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:54:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:54:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:54:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:54:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:54:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:54:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:54:04,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:54:04,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:54:04,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:54:04,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:54:04,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:54:04,813 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:54:04,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:54:04,813 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:54:04,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:54:04,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:54:04,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:54:04,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:54:04,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:54:04,815 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:54:04,815 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:54:04,815 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:54:04,815 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:54:04,816 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:54:04,816 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:54:04,816 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:54:04,816 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:54:04,816 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:54:04,817 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:54:04,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:54:04,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:54:04,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:54:04,818 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:54:04,818 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:54:04,818 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:54:04,819 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:54:04,819 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:54:04,819 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:54:04,819 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:54:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:54:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:54:04,821 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:54:04,821 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:54:04,821 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:54:04,821 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:54:04,821 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:54:04,822 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:54:04,822 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:54:04,822 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:54:04,822 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:54:04,823 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:54:04,823 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:54:04,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:54:04,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:54:04,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:54:06,387 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:54:06,388 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:54:06,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:54:06 BoogieIcfgContainer [2019-09-20 15:54:06,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:54:06,390 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:54:06,390 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:54:06,390 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:54:06,392 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:54:06" (1/1) ... [2019-09-20 15:54:06,392 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:54:06,416 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:54:06,417 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:54:06,426 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:54:06,436 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:54:06,437 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:54:15,085 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:54:16,755 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:54:16,921 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:54:17,055 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:54:17,174 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:54:17,204 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:54:17,290 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:54:17,312 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:54:17,510 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:54:17,648 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:54:18,070 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:18,424 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:18,726 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:18,926 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:19,128 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:19,324 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:19,528 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:19,728 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:19,923 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:20,099 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:20,267 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:20,446 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:20,646 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:20,820 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:54:21,254 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:54:21,616 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:54:22,530 WARN L191 SmtUtils]: Spent 852.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:54:23,114 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:54:23,940 WARN L191 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-20 15:54:24,351 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-20 15:54:24,602 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:54:24,779 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:54:25,261 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:54:25,891 WARN L191 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:54:26,340 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:54:26,777 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:54:27,523 WARN L191 SmtUtils]: Spent 724.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:54:28,205 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:54:28,486 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:54:29,660 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:54:30,514 WARN L191 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:54:31,296 WARN L191 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-20 15:54:32,025 WARN L191 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-20 15:54:32,286 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:54:32,485 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:54:32,889 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:54:33,288 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:54:33,688 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:54:34,116 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:54:34,783 WARN L191 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:54:35,314 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:54:35,587 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:54:36,295 WARN L191 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:54:36,822 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:54:37,526 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2019-09-20 15:54:37,843 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-20 15:54:38,043 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:54:38,210 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:54:38,626 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:54:39,045 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:54:39,463 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:54:39,879 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:54:40,543 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:54:41,328 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 515