java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 18:51:43,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 18:51:43,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 18:51:43,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 18:51:43,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 18:51:43,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 18:51:43,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 18:51:43,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 18:51:43,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 18:51:43,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 18:51:43,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 18:51:43,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 18:51:43,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 18:51:43,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 18:51:43,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 18:51:43,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 18:51:44,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 18:51:44,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 18:51:44,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 18:51:44,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 18:51:44,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 18:51:44,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 18:51:44,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 18:51:44,010 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 18:51:44,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 18:51:44,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 18:51:44,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 18:51:44,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 18:51:44,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 18:51:44,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 18:51:44,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 18:51:44,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 18:51:44,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 18:51:44,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 18:51:44,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 18:51:44,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 18:51:44,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 18:51:44,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 18:51:44,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 18:51:44,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 18:51:44,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 18:51:44,021 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 [2019-09-16 18:51:44,036 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 18:51:44,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 18:51:44,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 18:51:44,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 18:51:44,038 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 18:51:44,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 18:51:44,038 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 18:51:44,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 18:51:44,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 18:51:44,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 18:51:44,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 18:51:44,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 18:51:44,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 18:51:44,039 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 18:51:44,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 18:51:44,040 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 18:51:44,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 18:51:44,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 18:51:44,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 18:51:44,041 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 18:51:44,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 18:51:44,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 18:51:44,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 18:51:44,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 18:51:44,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 18:51:44,042 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 18:51:44,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 18:51:44,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 18:51:44,042 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-16 18:51:44,073 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 18:51:44,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 18:51:44,095 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 18:51:44,097 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 18:51:44,097 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 18:51:44,098 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2019-09-16 18:51:44,172 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8928bebce/69b6d37e3f964861b0342520843be802/FLAGbc83d0d10 [2019-09-16 18:51:44,702 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 18:51:44,703 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2019-09-16 18:51:44,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8928bebce/69b6d37e3f964861b0342520843be802/FLAGbc83d0d10 [2019-09-16 18:51:45,027 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8928bebce/69b6d37e3f964861b0342520843be802 [2019-09-16 18:51:45,037 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 18:51:45,039 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 18:51:45,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 18:51:45,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 18:51:45,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 18:51:45,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:51:45" (1/1) ... [2019-09-16 18:51:45,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425f21cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:45, skipping insertion in model container [2019-09-16 18:51:45,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:51:45" (1/1) ... [2019-09-16 18:51:45,055 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 18:51:45,098 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 18:51:45,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:51:45,530 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 18:51:45,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:51:45,651 INFO L192 MainTranslator]: Completed translation [2019-09-16 18:51:45,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:45 WrapperNode [2019-09-16 18:51:45,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 18:51:45,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 18:51:45,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 18:51:45,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 18:51:45,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:45" (1/1) ... [2019-09-16 18:51:45,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:45" (1/1) ... [2019-09-16 18:51:45,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:45" (1/1) ... [2019-09-16 18:51:45,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:45" (1/1) ... [2019-09-16 18:51:45,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:45" (1/1) ... [2019-09-16 18:51:45,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:45" (1/1) ... [2019-09-16 18:51:45,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:45" (1/1) ... [2019-09-16 18:51:45,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 18:51:45,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 18:51:45,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 18:51:45,730 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 18:51:45,735 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:51:45" (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 [2019-09-16 18:51:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 18:51:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 18:51:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 18:51:45,792 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 18:51:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 18:51:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 18:51:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 18:51:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 18:51:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-16 18:51:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-16 18:51:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 18:51:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 18:51:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 18:51:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 18:51:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 18:51:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 18:51:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 18:51:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 18:51:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 18:51:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 18:51:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 18:51:45,795 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 18:51:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 18:51:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 18:51:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 18:51:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 18:51:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 18:51:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 18:51:45,796 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 18:51:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 18:51:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 18:51:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 18:51:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 18:51:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 18:51:45,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 18:51:45,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 18:51:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 18:51:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 18:51:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 18:51:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 18:51:45,798 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 18:51:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 18:51:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 18:51:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 18:51:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 18:51:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 18:51:45,799 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-16 18:51:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 18:51:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 18:51:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 18:51:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 18:51:45,800 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 18:51:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 18:51:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 18:51:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 18:51:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 18:51:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-16 18:51:45,801 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 18:51:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 18:51:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 18:51:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 18:51:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 18:51:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 18:51:45,802 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 18:51:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 18:51:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 18:51:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 18:51:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 18:51:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 18:51:45,803 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 18:51:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 18:51:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 18:51:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 18:51:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 18:51:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 18:51:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 18:51:45,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 18:51:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 18:51:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 18:51:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 18:51:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 18:51:45,805 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 18:51:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 18:51:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 18:51:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 18:51:45,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 18:51:47,322 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 18:51:47,323 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 18:51:47,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:51:47 BoogieIcfgContainer [2019-09-16 18:51:47,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 18:51:47,325 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 18:51:47,326 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 18:51:47,326 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 18:51:47,327 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:51:47" (1/1) ... [2019-09-16 18:51:47,328 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 [2019-09-16 18:51:47,363 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 18:51:47,364 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 18:51:47,376 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 18:51:47,387 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 18:51:47,388 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 18:52:07,022 WARN L191 SmtUtils]: Spent 12.12 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 18:52:08,549 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 18:52:12,267 WARN L191 SmtUtils]: Spent 3.71 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-16 18:52:14,028 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 18:52:15,794 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 18:52:15,811 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-16 18:52:15,884 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-16 18:52:15,904 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-16 18:52:27,055 WARN L191 SmtUtils]: Spent 10.98 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-16 18:52:32,437 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-16 18:52:43,253 WARN L191 SmtUtils]: Spent 10.81 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-16 18:52:48,642 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-16 18:53:06,412 WARN L191 SmtUtils]: Spent 17.70 s on a formula simplification. DAG size of input: 459 DAG size of output: 459 [2019-09-16 18:53:15,276 WARN L191 SmtUtils]: Spent 8.86 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 18:53:26,691 WARN L191 SmtUtils]: Spent 10.82 s on a formula simplification. DAG size of input: 461 DAG size of output: 460 [2019-09-16 18:53:32,116 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-16 18:53:42,912 WARN L191 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 465 DAG size of output: 458 [2019-09-16 18:53:48,346 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 18:53:59,224 WARN L191 SmtUtils]: Spent 10.88 s on a formula simplification. DAG size of input: 463 DAG size of output: 458 [2019-09-16 18:54:04,658 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 18:54:13,333 WARN L191 SmtUtils]: Spent 8.66 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-16 18:54:31,952 WARN L191 SmtUtils]: Spent 17.65 s on a formula simplification. DAG size of input: 459 DAG size of output: 459 [2019-09-16 18:54:40,787 WARN L191 SmtUtils]: Spent 8.83 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 18:54:51,301 WARN L191 SmtUtils]: Spent 10.43 s on a formula simplification. DAG size of input: 461 DAG size of output: 460 [2019-09-16 18:54:56,535 WARN L191 SmtUtils]: Spent 5.23 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-16 18:55:07,309 WARN L191 SmtUtils]: Spent 10.77 s on a formula simplification. DAG size of input: 465 DAG size of output: 458 [2019-09-16 18:55:12,457 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 18:55:23,174 WARN L191 SmtUtils]: Spent 10.72 s on a formula simplification. DAG size of input: 463 DAG size of output: 458 [2019-09-16 18:55:28,424 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 18:55:37,252 WARN L191 SmtUtils]: Spent 8.81 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-16 18:55:37,837 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-16 18:55:38,269 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-16 18:55:38,475 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-16 18:55:38,479 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-16 18:55:38,505 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 18:55:38,505 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 18:55:38,508 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 424#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-16 18:55:38,522 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 18:55:38,522 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 18:55:38,524 INFO L168 Benchmark]: Toolchain (without parser) took 233485.26 ms. Allocated memory was 138.4 MB in the beginning and 154.1 MB in the end (delta: 15.7 MB). Free memory was 83.9 MB in the beginning and 94.0 MB in the end (delta: -10.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-09-16 18:55:38,524 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 103.2 MB in the beginning and 103.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 18:55:38,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.08 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 83.7 MB in the beginning and 165.6 MB in the end (delta: -81.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-09-16 18:55:38,526 INFO L168 Benchmark]: Boogie Preprocessor took 77.67 ms. Allocated memory is still 198.7 MB. Free memory was 165.6 MB in the beginning and 161.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-16 18:55:38,527 INFO L168 Benchmark]: RCFGBuilder took 1595.21 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 161.2 MB in the beginning and 152.4 MB in the end (delta: 8.9 MB). Peak memory consumption was 94.9 MB. Max. memory is 7.1 GB. [2019-09-16 18:55:38,528 INFO L168 Benchmark]: Sifa took 231196.74 ms. Allocated memory was 220.2 MB in the beginning and 154.1 MB in the end (delta: -66.1 MB). Free memory was 152.4 MB in the beginning and 94.0 MB in the end (delta: 58.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 18:55:38,531 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 103.2 MB in the beginning and 103.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 612.08 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 83.7 MB in the beginning and 165.6 MB in the end (delta: -81.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.67 ms. Allocated memory is still 198.7 MB. Free memory was 165.6 MB in the beginning and 161.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1595.21 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 161.2 MB in the beginning and 152.4 MB in the end (delta: 8.9 MB). Peak memory consumption was 94.9 MB. Max. memory is 7.1 GB. * Sifa took 231196.74 ms. Allocated memory was 220.2 MB in the beginning and 154.1 MB in the end (delta: -66.1 MB). Free memory was 152.4 MB in the beginning and 94.0 MB in the end (delta: 58.3 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 231145, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 214, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 142, TOOLS_POST_TIME[ms]: 24880, TOOLS_POST_CALL_APPLICATIONS: 60, TOOLS_POST_CALL_TIME[ms]: 229, TOOLS_POST_RETURN_APPLICATIONS: 51, TOOLS_POST_RETURN_TIME[ms]: 82, TOOLS_QUANTIFIERELIM_APPLICATIONS: 253, TOOLS_QUANTIFIERELIM_TIME[ms]: 25084, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24785, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 223, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 68, DOMAIN_JOIN_TIME[ms]: 187466, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 18072, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 38, DOMAIN_ISBOTTOM_APPLICATIONS: 34, DOMAIN_ISBOTTOM_TIME[ms]: 224, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 169327, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 169326, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 51, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 29060, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 29059, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 380, DAG_COMPRESSION_RETAINED_NODES: 185 - UnprovableResult [Line: 510]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 424#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...