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_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 18:05:50,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 18:05:50,989 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 18:05:51,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 18:05:51,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 18:05:51,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 18:05:51,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 18:05:51,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 18:05:51,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 18:05:51,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 18:05:51,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 18:05:51,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 18:05:51,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 18:05:51,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 18:05:51,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 18:05:51,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 18:05:51,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 18:05:51,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 18:05:51,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 18:05:51,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 18:05:51,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 18:05:51,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 18:05:51,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 18:05:51,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 18:05:51,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 18:05:51,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 18:05:51,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 18:05:51,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 18:05:51,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 18:05:51,027 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 18:05:51,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 18:05:51,028 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 18:05:51,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 18:05:51,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 18:05:51,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 18:05:51,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 18:05:51,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 18:05:51,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 18:05:51,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 18:05:51,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 18:05:51,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 18:05:51,034 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 18:05:51,048 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 18:05:51,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 18:05:51,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 18:05:51,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 18:05:51,050 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 18:05:51,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 18:05:51,050 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 18:05:51,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 18:05:51,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 18:05:51,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 18:05:51,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 18:05:51,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 18:05:51,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 18:05:51,052 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 18:05:51,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 18:05:51,052 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 18:05:51,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 18:05:51,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 18:05:51,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 18:05:51,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 18:05:51,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 18:05:51,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 18:05:51,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 18:05:51,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 18:05:51,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 18:05:51,054 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 18:05:51,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 18:05:51,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 18:05:51,055 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 18:05:51,085 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 18:05:51,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 18:05:51,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 18:05:51,112 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 18:05:51,112 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 18:05:51,113 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product25.cil.c [2019-09-17 18:05:51,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e86339828/2d394465ce84407db633f626c2558334/FLAGad95656f0 [2019-09-17 18:05:51,741 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 18:05:51,742 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product25.cil.c [2019-09-17 18:05:51,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e86339828/2d394465ce84407db633f626c2558334/FLAGad95656f0 [2019-09-17 18:05:52,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e86339828/2d394465ce84407db633f626c2558334 [2019-09-17 18:05:52,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 18:05:52,062 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 18:05:52,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 18:05:52,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 18:05:52,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 18:05:52,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:05:52" (1/1) ... [2019-09-17 18:05:52,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b857900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:52, skipping insertion in model container [2019-09-17 18:05:52,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:05:52" (1/1) ... [2019-09-17 18:05:52,079 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 18:05:52,144 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 18:05:52,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 18:05:52,610 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 18:05:52,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 18:05:52,755 INFO L192 MainTranslator]: Completed translation [2019-09-17 18:05:52,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:52 WrapperNode [2019-09-17 18:05:52,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 18:05:52,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 18:05:52,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 18:05:52,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 18:05:52,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:52" (1/1) ... [2019-09-17 18:05:52,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:52" (1/1) ... [2019-09-17 18:05:52,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:52" (1/1) ... [2019-09-17 18:05:52,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:52" (1/1) ... [2019-09-17 18:05:52,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:52" (1/1) ... [2019-09-17 18:05:52,825 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:52" (1/1) ... [2019-09-17 18:05:52,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:52" (1/1) ... [2019-09-17 18:05:52,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 18:05:52,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 18:05:52,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 18:05:52,837 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 18:05:52,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:52" (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 18:05:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 18:05:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 18:05:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 18:05:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 18:05:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 18:05:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 18:05:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 18:05:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 18:05:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 18:05:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 18:05:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 18:05:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 18:05:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 18:05:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 18:05:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 18:05:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 18:05:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 18:05:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 18:05:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 18:05:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 18:05:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 18:05:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 18:05:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 18:05:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 18:05:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 18:05:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 18:05:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 18:05:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 18:05:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 18:05:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 18:05:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 18:05:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 18:05:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 18:05:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 18:05:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 18:05:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 18:05:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 18:05:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 18:05:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 18:05:52,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 18:05:52,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 18:05:52,907 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 18:05:52,907 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 18:05:52,908 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 18:05:52,908 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 18:05:52,908 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 18:05:52,908 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 18:05:52,908 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 18:05:52,908 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 18:05:52,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 18:05:52,909 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 18:05:52,909 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 18:05:52,909 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 18:05:52,909 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 18:05:52,909 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 18:05:52,909 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 18:05:52,910 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 18:05:52,910 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 18:05:52,910 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 18:05:52,910 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 18:05:52,910 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 18:05:52,910 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 18:05:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 18:05:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 18:05:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 18:05:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 18:05:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 18:05:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 18:05:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 18:05:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 18:05:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 18:05:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 18:05:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 18:05:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 18:05:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 18:05:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 18:05:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 18:05:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 18:05:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 18:05:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 18:05:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 18:05:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 18:05:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 18:05:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 18:05:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 18:05:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 18:05:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 18:05:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 18:05:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 18:05:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 18:05:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 18:05:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 18:05:54,482 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 18:05:54,482 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 18:05:54,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:05:54 BoogieIcfgContainer [2019-09-17 18:05:54,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 18:05:54,485 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 18:05:54,485 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 18:05:54,485 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 18:05:54,486 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:05:54" (1/1) ... [2019-09-17 18:05:54,487 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 18:05:54,517 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 18:05:54,518 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 18:05:54,535 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 18:05:54,547 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 18:05:54,548 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 18:06:17,698 WARN L191 SmtUtils]: Spent 13.20 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 18:06:19,453 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 18:06:23,265 WARN L191 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 18:06:25,062 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 18:06:26,847 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 18:06:27,132 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 18:06:31,640 WARN L191 SmtUtils]: Spent 4.50 s on a formula simplification. DAG size of input: 494 DAG size of output: 433 [2019-09-17 18:06:31,656 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 441 for LOIs [2019-09-17 18:06:31,754 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 441 for LOIs [2019-09-17 18:06:31,788 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 440 for LOIs [2019-09-17 18:06:44,727 WARN L191 SmtUtils]: Spent 12.65 s on a formula simplification. DAG size of input: 476 DAG size of output: 475 [2019-09-17 18:06:50,880 WARN L191 SmtUtils]: Spent 6.15 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-17 18:06:51,278 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:07:05,523 WARN L191 SmtUtils]: Spent 14.24 s on a formula simplification. DAG size of input: 536 DAG size of output: 482 [2019-09-17 18:07:17,892 WARN L191 SmtUtils]: Spent 12.37 s on a formula simplification. DAG size of input: 476 DAG size of output: 475 [2019-09-17 18:07:24,041 WARN L191 SmtUtils]: Spent 6.15 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-17 18:07:24,409 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:07:38,375 WARN L191 SmtUtils]: Spent 13.97 s on a formula simplification. DAG size of input: 536 DAG size of output: 482 [2019-09-17 18:07:53,131 WARN L191 SmtUtils]: Spent 14.69 s on a formula simplification. DAG size of input: 505 DAG size of output: 502 [2019-09-17 18:08:00,444 WARN L191 SmtUtils]: Spent 7.31 s on a formula simplification that was a NOOP. DAG size: 502 [2019-09-17 18:08:00,820 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:08:24,877 WARN L191 SmtUtils]: Spent 24.06 s on a formula simplification. DAG size of input: 541 DAG size of output: 493 [2019-09-17 18:08:39,723 WARN L191 SmtUtils]: Spent 14.84 s on a formula simplification. DAG size of input: 505 DAG size of output: 502 [2019-09-17 18:08:47,124 WARN L191 SmtUtils]: Spent 7.40 s on a formula simplification that was a NOOP. DAG size: 502 [2019-09-17 18:08:47,482 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:09:11,597 WARN L191 SmtUtils]: Spent 24.11 s on a formula simplification. DAG size of input: 541 DAG size of output: 493 [2019-09-17 18:09:30,129 WARN L191 SmtUtils]: Spent 18.50 s on a formula simplification. DAG size of input: 503 DAG size of output: 500 [2019-09-17 18:09:39,331 WARN L191 SmtUtils]: Spent 9.20 s on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 18:09:39,705 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:10:00,126 WARN L191 SmtUtils]: Spent 20.42 s on a formula simplification. DAG size of input: 539 DAG size of output: 494 [2019-09-17 18:10:18,632 WARN L191 SmtUtils]: Spent 18.50 s on a formula simplification. DAG size of input: 503 DAG size of output: 500 [2019-09-17 18:10:27,901 WARN L191 SmtUtils]: Spent 9.27 s on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 18:10:28,267 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:10:48,730 WARN L191 SmtUtils]: Spent 20.46 s on a formula simplification. DAG size of input: 539 DAG size of output: 494 [2019-09-17 18:10:57,168 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification. DAG size of input: 501 DAG size of output: 486 [2019-09-17 18:10:59,574 WARN L191 SmtUtils]: Spent 2.41 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 18:10:59,979 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:11:05,831 WARN L191 SmtUtils]: Spent 5.85 s on a formula simplification. DAG size of input: 525 DAG size of output: 487 [2019-09-17 18:11:12,898 WARN L191 SmtUtils]: Spent 7.07 s on a formula simplification. DAG size of input: 501 DAG size of output: 486 [2019-09-17 18:11:15,341 WARN L191 SmtUtils]: Spent 2.44 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 18:11:15,683 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:11:21,505 WARN L191 SmtUtils]: Spent 5.82 s on a formula simplification. DAG size of input: 525 DAG size of output: 487 [2019-09-17 18:11:27,861 WARN L191 SmtUtils]: Spent 6.33 s on a formula simplification. DAG size of input: 499 DAG size of output: 487 [2019-09-17 18:11:30,222 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-17 18:11:30,687 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:11:35,616 WARN L191 SmtUtils]: Spent 4.93 s on a formula simplification. DAG size of input: 525 DAG size of output: 487 [2019-09-17 18:11:48,454 WARN L191 SmtUtils]: Spent 12.82 s on a formula simplification. DAG size of input: 486 DAG size of output: 486 [2019-09-17 18:11:54,745 WARN L191 SmtUtils]: Spent 6.29 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 18:11:55,109 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:12:08,128 WARN L191 SmtUtils]: Spent 13.02 s on a formula simplification. DAG size of input: 524 DAG size of output: 486 [2019-09-17 18:12:20,109 WARN L191 SmtUtils]: Spent 11.95 s on a formula simplification. DAG size of input: 508 DAG size of output: 486 [2019-09-17 18:12:26,478 WARN L191 SmtUtils]: Spent 6.37 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 18:12:40,767 WARN L191 SmtUtils]: Spent 14.27 s on a formula simplification. DAG size of input: 524 DAG size of output: 497 [2019-09-17 18:12:54,330 WARN L191 SmtUtils]: Spent 13.06 s on a formula simplification. DAG size of input: 501 DAG size of output: 496 [2019-09-17 18:13:00,656 WARN L191 SmtUtils]: Spent 6.32 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 18:13:01,017 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:13:14,101 WARN L191 SmtUtils]: Spent 13.08 s on a formula simplification. DAG size of input: 513 DAG size of output: 497 [2019-09-17 18:13:26,909 WARN L191 SmtUtils]: Spent 12.81 s on a formula simplification. DAG size of input: 501 DAG size of output: 496 [2019-09-17 18:13:33,250 WARN L191 SmtUtils]: Spent 6.34 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 18:13:33,596 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:13:46,544 WARN L191 SmtUtils]: Spent 12.95 s on a formula simplification. DAG size of input: 513 DAG size of output: 497 [2019-09-17 18:13:58,163 WARN L191 SmtUtils]: Spent 11.60 s on a formula simplification. DAG size of input: 509 DAG size of output: 502 [2019-09-17 18:14:04,261 WARN L191 SmtUtils]: Spent 6.10 s on a formula simplification that was a NOOP. DAG size: 502 [2019-09-17 18:14:04,616 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:14:24,953 WARN L191 SmtUtils]: Spent 20.34 s on a formula simplification. DAG size of input: 518 DAG size of output: 497 [2019-09-17 18:14:40,649 WARN L191 SmtUtils]: Spent 15.69 s on a formula simplification. DAG size of input: 501 DAG size of output: 498 [2019-09-17 18:14:45,933 WARN L191 SmtUtils]: Spent 5.28 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 18:14:46,289 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:14:57,801 WARN L191 SmtUtils]: Spent 11.51 s on a formula simplification. DAG size of input: 514 DAG size of output: 498 [2019-09-17 18:15:01,140 WARN L191 SmtUtils]: Spent 3.29 s on a formula simplification. DAG size of input: 503 DAG size of output: 1 [2019-09-17 18:15:08,562 WARN L191 SmtUtils]: Spent 7.21 s on a formula simplification. DAG size of input: 501 DAG size of output: 486 [2019-09-17 18:15:10,966 WARN L191 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 18:15:11,339 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:15:17,213 WARN L191 SmtUtils]: Spent 5.87 s on a formula simplification. DAG size of input: 525 DAG size of output: 487 [2019-09-17 18:15:24,443 WARN L191 SmtUtils]: Spent 7.23 s on a formula simplification. DAG size of input: 501 DAG size of output: 486 [2019-09-17 18:15:26,860 WARN L191 SmtUtils]: Spent 2.42 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 18:15:27,195 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:15:33,159 WARN L191 SmtUtils]: Spent 5.96 s on a formula simplification. DAG size of input: 525 DAG size of output: 487 [2019-09-17 18:15:39,409 WARN L191 SmtUtils]: Spent 6.24 s on a formula simplification. DAG size of input: 499 DAG size of output: 487 [2019-09-17 18:15:41,709 WARN L191 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-17 18:15:42,058 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:15:47,008 WARN L191 SmtUtils]: Spent 4.95 s on a formula simplification. DAG size of input: 525 DAG size of output: 487 [2019-09-17 18:15:58,283 WARN L191 SmtUtils]: Spent 11.27 s on a formula simplification. DAG size of input: 485 DAG size of output: 485 [2019-09-17 18:16:03,895 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-17 18:16:04,237 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:16:18,038 WARN L191 SmtUtils]: Spent 13.80 s on a formula simplification. DAG size of input: 523 DAG size of output: 491 [2019-09-17 18:16:31,027 WARN L191 SmtUtils]: Spent 12.96 s on a formula simplification. DAG size of input: 517 DAG size of output: 491 [2019-09-17 18:16:37,637 WARN L191 SmtUtils]: Spent 6.61 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-17 18:16:48,883 WARN L191 SmtUtils]: Spent 11.23 s on a formula simplification. DAG size of input: 517 DAG size of output: 491 [2019-09-17 18:17:03,193 WARN L191 SmtUtils]: Spent 14.21 s on a formula simplification. DAG size of input: 495 DAG size of output: 490 [2019-09-17 18:17:10,201 WARN L191 SmtUtils]: Spent 7.01 s on a formula simplification that was a NOOP. DAG size: 490 [2019-09-17 18:17:10,550 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:17:25,015 WARN L191 SmtUtils]: Spent 14.46 s on a formula simplification. DAG size of input: 517 DAG size of output: 491 [2019-09-17 18:17:39,222 WARN L191 SmtUtils]: Spent 14.21 s on a formula simplification. DAG size of input: 495 DAG size of output: 490 [2019-09-17 18:17:46,238 WARN L191 SmtUtils]: Spent 7.01 s on a formula simplification that was a NOOP. DAG size: 490 [2019-09-17 18:17:46,586 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:18:01,065 WARN L191 SmtUtils]: Spent 14.48 s on a formula simplification. DAG size of input: 517 DAG size of output: 491 [2019-09-17 18:18:12,003 WARN L191 SmtUtils]: Spent 10.92 s on a formula simplification. DAG size of input: 503 DAG size of output: 496 [2019-09-17 18:18:17,714 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 18:18:18,074 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:18:35,253 WARN L191 SmtUtils]: Spent 17.18 s on a formula simplification. DAG size of input: 522 DAG size of output: 491 [2019-09-17 18:18:47,543 WARN L191 SmtUtils]: Spent 12.27 s on a formula simplification. DAG size of input: 492 DAG size of output: 492 [2019-09-17 18:18:53,704 WARN L191 SmtUtils]: Spent 6.16 s on a formula simplification that was a NOOP. DAG size: 492 [2019-09-17 18:18:54,053 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:19:05,075 WARN L191 SmtUtils]: Spent 11.02 s on a formula simplification. DAG size of input: 518 DAG size of output: 492 [2019-09-17 18:19:05,093 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 18:19:05,096 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 459 for LOIs [2019-09-17 18:19:11,879 WARN L191 SmtUtils]: Spent 6.76 s on a formula simplification. DAG size of input: 463 DAG size of output: 454 [2019-09-17 18:19:14,270 WARN L191 SmtUtils]: Spent 2.39 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-17 18:19:14,543 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 106