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_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 18:25:48,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 18:25:48,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 18:25:49,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 18:25:49,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 18:25:49,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 18:25:49,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 18:25:49,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 18:25:49,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 18:25:49,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 18:25:49,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 18:25:49,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 18:25:49,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 18:25:49,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 18:25:49,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 18:25:49,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 18:25:49,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 18:25:49,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 18:25:49,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 18:25:49,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 18:25:49,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 18:25:49,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 18:25:49,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 18:25:49,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 18:25:49,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 18:25:49,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 18:25:49,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 18:25:49,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 18:25:49,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 18:25:49,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 18:25:49,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 18:25:49,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 18:25:49,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 18:25:49,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 18:25:49,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 18:25:49,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 18:25:49,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 18:25:49,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 18:25:49,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 18:25:49,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 18:25:49,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 18:25:49,073 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 [2019-09-17 18:25:49,099 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 18:25:49,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 18:25:49,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 18:25:49,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 18:25:49,102 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 18:25:49,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 18:25:49,102 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 18:25:49,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 18:25:49,102 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 18:25:49,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 18:25:49,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 18:25:49,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 18:25:49,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 18:25:49,104 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 18:25:49,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 18:25:49,105 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 18:25:49,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 18:25:49,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 18:25:49,105 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 18:25:49,105 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 18:25:49,106 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 18:25:49,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 18:25:49,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 18:25:49,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 18:25:49,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 18:25:49,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 18:25:49,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 18:25:49,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 18:25:49,107 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_DDA [2019-09-17 18:25:49,161 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 18:25:49,178 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 18:25:49,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 18:25:49,184 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 18:25:49,184 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 18:25:49,185 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c [2019-09-17 18:25:49,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca515b66d/5a5a57cb8e014d6698b9633f61127d0c/FLAG90be29488 [2019-09-17 18:25:49,693 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 18:25:49,694 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c [2019-09-17 18:25:49,724 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca515b66d/5a5a57cb8e014d6698b9633f61127d0c/FLAG90be29488 [2019-09-17 18:25:50,017 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca515b66d/5a5a57cb8e014d6698b9633f61127d0c [2019-09-17 18:25:50,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 18:25:50,029 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 18:25:50,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 18:25:50,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 18:25:50,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 18:25:50,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:25:50" (1/1) ... [2019-09-17 18:25:50,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e7bc77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:25:50, skipping insertion in model container [2019-09-17 18:25:50,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:25:50" (1/1) ... [2019-09-17 18:25:50,045 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 18:25:50,100 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 18:25:50,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 18:25:50,570 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 18:25:50,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 18:25:50,735 INFO L192 MainTranslator]: Completed translation [2019-09-17 18:25:50,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:25:50 WrapperNode [2019-09-17 18:25:50,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 18:25:50,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 18:25:50,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 18:25:50,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 18:25:50,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:25:50" (1/1) ... [2019-09-17 18:25:50,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:25:50" (1/1) ... [2019-09-17 18:25:50,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:25:50" (1/1) ... [2019-09-17 18:25:50,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:25:50" (1/1) ... [2019-09-17 18:25:50,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:25:50" (1/1) ... [2019-09-17 18:25:50,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:25:50" (1/1) ... [2019-09-17 18:25:50,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:25:50" (1/1) ... [2019-09-17 18:25:50,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 18:25:50,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 18:25:50,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 18:25:50,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 18:25:50,836 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:25:50" (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 [2019-09-17 18:25:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 18:25:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 18:25:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 18:25:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 18:25:50,894 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 18:25:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 18:25:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 18:25:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 18:25:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 18:25:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 18:25:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 18:25:50,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 18:25:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 18:25:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 18:25:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 18:25:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 18:25:50,896 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 18:25:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 18:25:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 18:25:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 18:25:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 18:25:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 18:25:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 18:25:50,897 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 18:25:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 18:25:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 18:25:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 18:25:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 18:25:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 18:25:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 18:25:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 18:25:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 18:25:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 18:25:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 18:25:50,899 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 18:25:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 18:25:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 18:25:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 18:25:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 18:25:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 18:25:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 18:25:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 18:25:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 18:25:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 18:25:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 18:25:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 18:25:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 18:25:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 18:25:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 18:25:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 18:25:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 18:25:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 18:25:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 18:25:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 18:25:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 18:25:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 18:25:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 18:25:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 18:25:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 18:25:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 18:25:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 18:25:50,904 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 18:25:50,904 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 18:25:50,904 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 18:25:50,904 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 18:25:50,904 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 18:25:50,904 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 18:25:50,905 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 18:25:50,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 18:25:50,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 18:25:50,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 18:25:50,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 18:25:50,905 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 18:25:50,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 18:25:50,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 18:25:50,906 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 18:25:50,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 18:25:50,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 18:25:50,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 18:25:50,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 18:25:50,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 18:25:50,907 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 18:25:50,907 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 18:25:50,907 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 18:25:50,907 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 18:25:50,907 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 18:25:50,908 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 18:25:50,908 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 18:25:50,908 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 18:25:50,908 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 18:25:50,908 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 18:25:50,908 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 18:25:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 18:25:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 18:25:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 18:25:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 18:25:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 18:25:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 18:25:50,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 18:25:50,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 18:25:52,506 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 18:25:52,506 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 18:25:52,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:25:52 BoogieIcfgContainer [2019-09-17 18:25:52,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 18:25:52,509 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 18:25:52,509 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 18:25:52,509 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 18:25:52,511 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:25:52" (1/1) ... [2019-09-17 18:25:52,512 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 18:25:52,547 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 18:25:52,547 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 18:25:52,563 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 18:25:52,576 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 18:25:52,582 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 18:26:17,337 WARN L191 SmtUtils]: Spent 14.83 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 18:26:19,106 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 18:26:23,277 WARN L191 SmtUtils]: Spent 4.16 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 18:26:25,076 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 18:26:26,801 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 18:26:27,111 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 18:26:31,907 WARN L191 SmtUtils]: Spent 4.79 s on a formula simplification. DAG size of input: 494 DAG size of output: 434 [2019-09-17 18:26:31,923 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 444 for LOIs [2019-09-17 18:26:32,011 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 444 for LOIs [2019-09-17 18:26:32,038 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 443 for LOIs [2019-09-17 18:26:44,200 WARN L191 SmtUtils]: Spent 11.96 s on a formula simplification. DAG size of input: 456 DAG size of output: 455 [2019-09-17 18:26:50,093 WARN L191 SmtUtils]: Spent 5.89 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-17 18:26:51,066 WARN L191 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:27:04,133 WARN L191 SmtUtils]: Spent 13.07 s on a formula simplification. DAG size of input: 518 DAG size of output: 464 [2019-09-17 18:27:15,870 WARN L191 SmtUtils]: Spent 11.74 s on a formula simplification. DAG size of input: 456 DAG size of output: 455 [2019-09-17 18:27:21,692 WARN L191 SmtUtils]: Spent 5.82 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-17 18:27:22,662 WARN L191 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:27:35,727 WARN L191 SmtUtils]: Spent 13.06 s on a formula simplification. DAG size of input: 518 DAG size of output: 464 [2019-09-17 18:27:47,462 WARN L191 SmtUtils]: Spent 11.73 s on a formula simplification. DAG size of input: 456 DAG size of output: 455 [2019-09-17 18:27:53,321 WARN L191 SmtUtils]: Spent 5.86 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-17 18:27:54,297 WARN L191 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:28:07,408 WARN L191 SmtUtils]: Spent 13.11 s on a formula simplification. DAG size of input: 518 DAG size of output: 464 [2019-09-17 18:28:25,172 WARN L191 SmtUtils]: Spent 17.67 s on a formula simplification. DAG size of input: 482 DAG size of output: 482 [2019-09-17 18:28:34,031 WARN L191 SmtUtils]: Spent 8.86 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-17 18:28:34,390 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 18:28:52,500 WARN L191 SmtUtils]: Spent 18.11 s on a formula simplification. DAG size of input: 527 DAG size of output: 483 [2019-09-17 18:29:23,186 WARN L191 SmtUtils]: Spent 30.56 s on a formula simplification. DAG size of input: 506 DAG size of output: 506 [2019-09-17 18:29:38,489 WARN L191 SmtUtils]: Spent 15.30 s on a formula simplification that was a NOOP. DAG size: 506 [2019-09-17 18:29:38,875 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 18:30:10,197 WARN L191 SmtUtils]: Spent 31.32 s on a formula simplification. DAG size of input: 549 DAG size of output: 507 [2019-09-17 18:30:11,844 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-17 18:30:11,959 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-17 18:30:12,151 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 18:30:12,370 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 18:30:33,394 WARN L191 SmtUtils]: Spent 20.71 s on a formula simplification. DAG size of input: 513 DAG size of output: 505 [2019-09-17 18:30:43,823 WARN L191 SmtUtils]: Spent 10.43 s on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 18:30:44,371 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:31:03,141 WARN L191 SmtUtils]: Spent 18.77 s on a formula simplification. DAG size of input: 544 DAG size of output: 515 [2019-09-17 18:31:11,057 WARN L191 SmtUtils]: Spent 7.86 s on a formula simplification. DAG size of input: 522 DAG size of output: 511 [2019-09-17 18:31:13,923 WARN L191 SmtUtils]: Spent 2.86 s on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 18:31:14,307 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:31:21,887 WARN L191 SmtUtils]: Spent 7.58 s on a formula simplification. DAG size of input: 512 DAG size of output: 506 [2019-09-17 18:31:33,377 WARN L191 SmtUtils]: Spent 11.49 s on a formula simplification. DAG size of input: 524 DAG size of output: 521 [2019-09-17 18:31:39,090 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 521 [2019-09-17 18:31:39,457 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:31:52,674 WARN L191 SmtUtils]: Spent 13.22 s on a formula simplification. DAG size of input: 522 DAG size of output: 522 [2019-09-17 18:32:04,456 WARN L191 SmtUtils]: Spent 11.78 s on a formula simplification. DAG size of input: 536 DAG size of output: 525 [2019-09-17 18:32:10,275 WARN L191 SmtUtils]: Spent 5.82 s on a formula simplification that was a NOOP. DAG size: 525 [2019-09-17 18:32:10,637 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:32:25,600 WARN L191 SmtUtils]: Spent 14.96 s on a formula simplification. DAG size of input: 527 DAG size of output: 522 [2019-09-17 18:32:38,622 WARN L191 SmtUtils]: Spent 13.00 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 18:32:51,563 WARN L191 SmtUtils]: Spent 12.94 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 18:33:32,802 WARN L191 SmtUtils]: Spent 41.22 s on a formula simplification. DAG size of input: 566 DAG size of output: 561 [2019-09-17 18:33:51,101 WARN L191 SmtUtils]: Spent 18.18 s on a formula simplification. DAG size of input: 573 DAG size of output: 523 [2019-09-17 18:33:59,792 WARN L191 SmtUtils]: Spent 8.69 s on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 18:34:00,168 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:34:20,292 WARN L191 SmtUtils]: Spent 20.12 s on a formula simplification. DAG size of input: 524 DAG size of output: 522 [2019-09-17 18:34:43,711 WARN L191 SmtUtils]: Spent 23.01 s on a formula simplification. DAG size of input: 525 DAG size of output: 511 [2019-09-17 18:34:50,880 WARN L191 SmtUtils]: Spent 7.17 s on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 18:34:51,257 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:35:04,328 WARN L191 SmtUtils]: Spent 13.07 s on a formula simplification. DAG size of input: 512 DAG size of output: 511 [2019-09-17 18:35:18,152 WARN L191 SmtUtils]: Spent 13.78 s on a formula simplification. DAG size of input: 513 DAG size of output: 510 [2019-09-17 18:35:24,928 WARN L191 SmtUtils]: Spent 6.77 s on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 18:35:25,296 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:35:45,798 WARN L191 SmtUtils]: Spent 20.50 s on a formula simplification. DAG size of input: 511 DAG size of output: 505 [2019-09-17 18:35:59,551 WARN L191 SmtUtils]: Spent 13.75 s on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-17 18:36:06,405 WARN L191 SmtUtils]: Spent 6.85 s on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 18:36:06,765 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:36:22,230 WARN L191 SmtUtils]: Spent 15.46 s on a formula simplification. DAG size of input: 517 DAG size of output: 517 [2019-09-17 18:36:36,373 WARN L191 SmtUtils]: Spent 14.14 s on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-17 18:36:43,457 WARN L191 SmtUtils]: Spent 7.08 s on a formula simplification that was a NOOP. DAG size: 520 [2019-09-17 18:36:43,804 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:36:59,528 WARN L191 SmtUtils]: Spent 15.72 s on a formula simplification. DAG size of input: 522 DAG size of output: 517 [2019-09-17 18:37:25,516 WARN L191 SmtUtils]: Spent 25.76 s on a formula simplification. DAG size of input: 564 DAG size of output: 494 [2019-09-17 18:37:30,954 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 18:37:31,323 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:37:45,026 WARN L191 SmtUtils]: Spent 13.70 s on a formula simplification. DAG size of input: 534 DAG size of output: 501 [2019-09-17 18:38:10,895 WARN L191 SmtUtils]: Spent 25.87 s on a formula simplification. DAG size of input: 564 DAG size of output: 494 [2019-09-17 18:38:16,282 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 18:38:16,631 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:38:30,376 WARN L191 SmtUtils]: Spent 13.74 s on a formula simplification. DAG size of input: 534 DAG size of output: 501 [2019-09-17 18:38:32,125 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 503 DAG size of output: 1 [2019-09-17 18:38:49,884 WARN L191 SmtUtils]: Spent 17.72 s on a formula simplification. DAG size of input: 482 DAG size of output: 482 [2019-09-17 18:38:58,723 WARN L191 SmtUtils]: Spent 8.84 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-17 18:38:59,094 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 134