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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:35:47,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:35:47,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:35:47,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:35:47,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:35:47,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:35:47,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:35:47,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:35:47,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:35:47,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:35:47,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:35:47,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:35:47,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:35:47,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:35:47,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:35:47,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:35:47,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:35:47,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:35:47,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:35:47,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:35:47,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:35:47,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:35:47,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:35:47,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:35:47,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:35:47,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:35:47,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:35:47,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:35:47,982 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:35:47,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:35:47,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:35:47,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:35:47,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:35:47,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:35:47,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:35:47,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:35:47,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:35:47,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:35:47,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:35:47,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:35:47,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:35:47,996 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 19:35:48,020 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:35:48,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:35:48,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:35:48,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:35:48,023 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:35:48,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:35:48,024 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:35:48,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:35:48,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:35:48,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:35:48,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:35:48,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:35:48,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:35:48,027 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:35:48,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:35:48,027 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:35:48,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:35:48,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:35:48,028 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:35:48,028 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:35:48,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:35:48,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:35:48,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:35:48,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:35:48,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:35:48,030 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:35:48,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:35:48,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:35:48,030 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 -> SingleStatement 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_DDA [2019-09-20 19:35:48,087 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:35:48,107 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:35:48,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:35:48,116 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:35:48,116 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:35:48,117 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c [2019-09-20 19:35:48,191 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f8c67fb7/4b52fd85f7f84249a66da299987c8b88/FLAG7832f8ff0 [2019-09-20 19:35:48,714 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:35:48,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c [2019-09-20 19:35:48,726 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f8c67fb7/4b52fd85f7f84249a66da299987c8b88/FLAG7832f8ff0 [2019-09-20 19:35:48,994 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f8c67fb7/4b52fd85f7f84249a66da299987c8b88 [2019-09-20 19:35:49,004 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:35:49,006 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:35:49,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:35:49,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:35:49,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:35:49,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:35:48" (1/1) ... [2019-09-20 19:35:49,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3205cab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:49, skipping insertion in model container [2019-09-20 19:35:49,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:35:48" (1/1) ... [2019-09-20 19:35:49,021 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:35:49,069 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:35:49,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:35:49,567 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:35:49,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:35:49,712 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:35:49,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:49 WrapperNode [2019-09-20 19:35:49,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:35:49,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:35:49,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:35:49,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:35:49,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:49" (1/1) ... [2019-09-20 19:35:49,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:49" (1/1) ... [2019-09-20 19:35:49,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:49" (1/1) ... [2019-09-20 19:35:49,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:49" (1/1) ... [2019-09-20 19:35:49,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:49" (1/1) ... [2019-09-20 19:35:49,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:49" (1/1) ... [2019-09-20 19:35:49,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:49" (1/1) ... [2019-09-20 19:35:49,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:35:49,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:35:49,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:35:49,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:35:49,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:35:49" (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 19:35:49,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:35:49,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:35:49,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:35:49,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:35:49,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:35:49,882 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:35:49,883 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:35:49,883 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:35:49,883 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:35:49,883 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:35:49,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:35:49,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:35:49,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:35:49,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:35:49,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:35:49,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:35:49,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:35:49,885 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:35:49,885 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:35:49,885 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:35:49,885 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:35:49,885 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:35:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:35:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:35:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:35:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:35:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:35:49,886 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:35:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:35:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:35:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:35:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:35:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:35:49,887 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 19:35:49,888 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:35:49,888 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:35:49,888 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:35:49,888 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:35:49,888 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:35:49,888 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:35:49,888 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:35:49,889 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:35:49,889 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:35:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:35:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:35:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:35:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:35:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:35:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:35:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:35:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:35:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:35:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:35:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:35:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:35:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:35:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:35:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:35:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:35:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:35:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:35:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:35:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:35:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:35:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:35:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:35:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:35:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:35:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:35:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:35:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:35:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:35:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:35:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:35:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:35:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:35:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:35:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:35:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:35:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:35:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:35:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:35:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:35:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:35:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:35:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:35:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:35:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:35:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:35:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:35:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:35:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:35:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:35:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:35:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 19:35:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:35:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:35:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:35:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:35:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:35:51,163 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:35:51,163 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:35:51,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:35:51 BoogieIcfgContainer [2019-09-20 19:35:51,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:35:51,165 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:35:51,165 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:35:51,166 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:35:51,167 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:35:51" (1/1) ... [2019-09-20 19:35:51,167 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:35:51,205 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:35:51,205 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:35:51,224 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:35:51,237 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:35:51,238 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:35:51,877 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-20 19:35:52,048 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 48 [2019-09-20 19:35:52,294 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 61 [2019-09-20 19:35:52,495 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2019-09-20 19:35:52,808 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 71 [2019-09-20 19:35:53,066 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 68 [2019-09-20 19:35:53,476 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 81 [2019-09-20 19:35:53,837 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 78 [2019-09-20 19:35:54,400 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 91 [2019-09-20 19:35:54,886 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 90 [2019-09-20 19:35:55,669 WARN L191 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 103 [2019-09-20 19:35:56,218 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 102 [2019-09-20 19:35:56,438 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 19:35:57,168 WARN L191 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2019-09-20 19:35:57,725 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 111 [2019-09-20 19:35:58,070 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:35:59,081 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 231 DAG size of output: 124 [2019-09-20 19:35:59,264 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:35:59,886 WARN L191 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 125 [2019-09-20 19:36:00,270 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:36:01,441 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 255 DAG size of output: 138 [2019-09-20 19:36:01,635 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:36:02,374 WARN L191 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 139 [2019-09-20 19:36:02,849 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:36:04,336 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 287 DAG size of output: 152 [2019-09-20 19:36:05,283 WARN L191 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 149 [2019-09-20 19:36:05,922 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:36:07,777 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 328 DAG size of output: 167 [2019-09-20 19:36:08,759 WARN L191 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 162 [2019-09-20 19:36:09,457 WARN L191 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:36:11,060 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 393 DAG size of output: 176 [2019-09-20 19:36:12,208 WARN L191 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 171 [2019-09-20 19:36:13,327 WARN L191 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:36:16,407 WARN L191 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 518 DAG size of output: 216 [2019-09-20 19:36:17,806 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 263 DAG size of output: 211 [2019-09-20 19:36:18,870 WARN L191 SmtUtils]: Spent 832.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:36:21,459 WARN L191 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 511 DAG size of output: 243 [2019-09-20 19:36:23,054 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 284 DAG size of output: 238 [2019-09-20 19:36:24,790 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:36:29,378 WARN L191 SmtUtils]: Spent 4.58 s on a formula simplification. DAG size of input: 612 DAG size of output: 262 [2019-09-20 19:36:31,215 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 301 DAG size of output: 257 [2019-09-20 19:36:33,349 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 499