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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 07:54:20,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 07:54:20,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 07:54:20,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 07:54:20,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 07:54:20,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 07:54:20,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 07:54:20,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 07:54:20,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 07:54:20,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 07:54:20,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 07:54:20,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 07:54:20,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 07:54:20,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 07:54:20,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 07:54:20,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 07:54:20,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 07:54:20,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 07:54:20,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 07:54:20,069 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 07:54:20,070 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 07:54:20,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 07:54:20,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 07:54:20,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 07:54:20,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 07:54:20,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 07:54:20,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 07:54:20,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 07:54:20,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 07:54:20,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 07:54:20,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 07:54:20,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 07:54:20,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 07:54:20,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 07:54:20,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 07:54:20,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 07:54:20,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 07:54:20,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 07:54:20,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 07:54:20,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 07:54:20,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 07:54:20,085 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 [2019-09-19 07:54:20,098 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 07:54:20,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 07:54:20,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 07:54:20,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 07:54:20,100 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 07:54:20,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 07:54:20,101 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 07:54:20,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 07:54:20,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 07:54:20,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 07:54:20,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 07:54:20,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 07:54:20,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 07:54:20,102 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 07:54:20,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 07:54:20,103 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 07:54:20,103 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 07:54:20,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 07:54:20,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 07:54:20,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 07:54:20,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 07:54:20,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 07:54:20,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 07:54:20,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 07:54:20,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 07:54:20,105 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 07:54:20,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 07:54:20,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 07:54:20,105 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 -> InterpretCallSummarizer 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 [2019-09-19 07:54:20,136 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 07:54:20,148 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 07:54:20,152 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 07:54:20,153 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 07:54:20,154 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 07:54:20,155 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c [2019-09-19 07:54:20,214 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7152c55/8437799a0a084c699396e8719b1aad23/FLAG8244e1d31 [2019-09-19 07:54:20,665 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 07:54:20,666 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c [2019-09-19 07:54:20,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7152c55/8437799a0a084c699396e8719b1aad23/FLAG8244e1d31 [2019-09-19 07:54:20,999 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7152c55/8437799a0a084c699396e8719b1aad23 [2019-09-19 07:54:21,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 07:54:21,018 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 07:54:21,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 07:54:21,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 07:54:21,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 07:54:21,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:54:21" (1/1) ... [2019-09-19 07:54:21,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f2e4ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:54:21, skipping insertion in model container [2019-09-19 07:54:21,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:54:21" (1/1) ... [2019-09-19 07:54:21,038 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 07:54:21,096 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 07:54:21,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:54:21,579 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 07:54:21,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:54:21,688 INFO L192 MainTranslator]: Completed translation [2019-09-19 07:54:21,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:54:21 WrapperNode [2019-09-19 07:54:21,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 07:54:21,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 07:54:21,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 07:54:21,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 07:54:21,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:54:21" (1/1) ... [2019-09-19 07:54:21,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:54:21" (1/1) ... [2019-09-19 07:54:21,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:54:21" (1/1) ... [2019-09-19 07:54:21,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:54:21" (1/1) ... [2019-09-19 07:54:21,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:54:21" (1/1) ... [2019-09-19 07:54:21,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:54:21" (1/1) ... [2019-09-19 07:54:21,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:54:21" (1/1) ... [2019-09-19 07:54:21,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 07:54:21,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 07:54:21,786 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 07:54:21,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 07:54:21,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:54:21" (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 [2019-09-19 07:54:21,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 07:54:21,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 07:54:21,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 07:54:21,862 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 07:54:21,863 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 07:54:21,864 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 07:54:21,864 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 07:54:21,864 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 07:54:21,864 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 07:54:21,865 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 07:54:21,865 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 07:54:21,866 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 07:54:21,866 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 07:54:21,866 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 07:54:21,866 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 07:54:21,866 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 07:54:21,869 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 07:54:21,869 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 07:54:21,869 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 07:54:21,870 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 07:54:21,870 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 07:54:21,870 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 07:54:21,870 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 07:54:21,870 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 07:54:21,870 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 07:54:21,870 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 07:54:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-19 07:54:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 07:54:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 07:54:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 07:54:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 07:54:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 07:54:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 07:54:21,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 07:54:21,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 07:54:21,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 07:54:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 07:54:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 07:54:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 07:54:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 07:54:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 07:54:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 07:54:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 07:54:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 07:54:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 07:54:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 07:54:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 07:54:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 07:54:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 07:54:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 07:54:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 07:54:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 07:54:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 07:54:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 07:54:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 07:54:21,876 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 07:54:21,876 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 07:54:21,877 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 07:54:21,877 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 07:54:21,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-19 07:54:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 07:54:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 07:54:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 07:54:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 07:54:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 07:54:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 07:54:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 07:54:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 07:54:21,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 07:54:21,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 07:54:21,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 07:54:21,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 07:54:21,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 07:54:21,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 07:54:21,879 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 07:54:21,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 07:54:21,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 07:54:21,880 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 07:54:21,880 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 07:54:21,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 07:54:21,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 07:54:21,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 07:54:23,571 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 07:54:23,572 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 07:54:23,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:54:23 BoogieIcfgContainer [2019-09-19 07:54:23,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 07:54:23,574 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 07:54:23,575 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 07:54:23,575 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 07:54:23,577 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:54:23" (1/1) ... [2019-09-19 07:54:23,577 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 07:54:23,612 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 07:54:23,617 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 07:54:23,629 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 07:54:23,641 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 07:54:23,643 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 07:54:37,418 WARN L191 SmtUtils]: Spent 13.66 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 07:54:49,856 WARN L191 SmtUtils]: Spent 12.43 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 07:55:14,450 WARN L191 SmtUtils]: Spent 14.70 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 07:55:16,081 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 07:55:20,077 WARN L191 SmtUtils]: Spent 3.99 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 07:55:20,086 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 426 for LOIs [2019-09-19 07:55:21,998 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 07:55:23,822 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 07:55:25,639 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 07:55:27,471 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 07:55:29,325 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 07:55:31,181 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 07:55:32,983 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 07:55:34,847 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 07:55:34,855 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 426 for LOIs [2019-09-19 07:55:34,860 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 426 for LOIs [2019-09-19 07:55:38,649 WARN L191 SmtUtils]: Spent 3.66 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-19 07:55:40,446 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-19 07:55:44,110 WARN L191 SmtUtils]: Spent 3.62 s on a formula simplification. DAG size of input: 429 DAG size of output: 424 [2019-09-19 07:55:45,994 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 07:55:58,024 WARN L191 SmtUtils]: Spent 11.97 s on a formula simplification. DAG size of input: 461 DAG size of output: 458 [2019-09-19 07:56:03,862 WARN L191 SmtUtils]: Spent 5.84 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 07:56:15,665 WARN L191 SmtUtils]: Spent 11.80 s on a formula simplification. DAG size of input: 461 DAG size of output: 458 [2019-09-19 07:56:21,483 WARN L191 SmtUtils]: Spent 5.82 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 07:56:25,149 WARN L191 SmtUtils]: Spent 3.64 s on a formula simplification. DAG size of input: 429 DAG size of output: 424 [2019-09-19 07:56:26,918 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 07:56:41,852 WARN L191 SmtUtils]: Spent 14.90 s on a formula simplification. DAG size of input: 465 DAG size of output: 461 [2019-09-19 07:56:42,394 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 07:56:57,173 WARN L191 SmtUtils]: Spent 14.78 s on a formula simplification. DAG size of input: 465 DAG size of output: 461 [2019-09-19 07:56:57,714 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 07:57:02,106 WARN L191 SmtUtils]: Spent 4.37 s on a formula simplification. DAG size of input: 478 DAG size of output: 471 [2019-09-19 07:57:02,631 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 07:57:07,038 WARN L191 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 478 DAG size of output: 471 [2019-09-19 07:57:07,564 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 07:57:07,901 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2019-09-19 07:57:08,298 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2019-09-19 07:57:08,676 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 07:57:08,781 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 07:57:08,983 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 80 [2019-09-19 07:57:09,086 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 07:57:09,606 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2019-09-19 07:57:09,859 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 07:57:10,115 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 07:57:10,370 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 07:57:10,689 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 78 [2019-09-19 07:57:11,126 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2019-09-19 07:57:11,914 WARN L191 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 87 [2019-09-19 07:57:12,022 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 07:57:12,733 WARN L191 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 87 [2019-09-19 07:57:12,845 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 07:57:12,950 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 07:57:13,060 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 07:57:13,680 WARN L191 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 92 [2019-09-19 07:57:13,981 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 07:57:14,671 WARN L191 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 105 [2019-09-19 07:57:15,005 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-19 07:57:15,782 WARN L191 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 102 [2019-09-19 07:57:17,098 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-09-19 07:57:18,089 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2019-09-19 07:57:18,465 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2019-09-19 07:57:18,840 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 07:57:19,186 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 80 [2019-09-19 07:57:19,293 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 07:57:19,841 WARN L191 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 81 [2019-09-19 07:57:20,107 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 07:57:20,375 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 07:57:20,652 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 07:57:20,977 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 78 [2019-09-19 07:57:21,425 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2019-09-19 07:57:22,219 WARN L191 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 87 [2019-09-19 07:57:22,329 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 07:57:23,032 WARN L191 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 87 [2019-09-19 07:57:23,154 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 07:57:23,262 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 07:57:23,372 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 07:57:23,994 WARN L191 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 92 [2019-09-19 07:57:24,295 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 07:57:24,971 WARN L191 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 105 [2019-09-19 07:57:25,308 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-19 07:57:26,085 WARN L191 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 102 [2019-09-19 07:57:27,176 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2019-09-19 07:57:27,335 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-09-19 07:57:27,392 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 16 for LOIs [2019-09-19 07:57:27,558 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2019-09-19 07:57:27,701 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2019-09-19 07:57:29,410 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 35 [2019-09-19 07:57:29,588 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 36 [2019-09-19 07:57:30,515 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 69 [2019-09-19 07:57:30,649 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-19 07:57:31,090 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 85 [2019-09-19 07:57:31,300 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 07:57:31,549 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 33 [2019-09-19 07:57:31,719 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 34 [2019-09-19 07:57:33,229 WARN L191 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 92 [2019-09-19 07:57:33,448 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 07:57:34,193 WARN L191 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 120 [2019-09-19 07:57:34,745 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-19 07:57:34,964 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 12 for LOIs [2019-09-19 07:57:35,033 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 24 for LOIs [2019-09-19 07:57:35,066 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 07:57:35,066 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 07:57:35,068 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 865#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-19 07:57:35,085 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 07:57:35,085 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 07:57:35,087 INFO L168 Benchmark]: Toolchain (without parser) took 194069.56 ms. Allocated memory was 133.2 MB in the beginning and 158.9 MB in the end (delta: 25.7 MB). Free memory was 87.8 MB in the beginning and 116.0 MB in the end (delta: -28.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 07:57:35,087 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 07:57:35,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.05 ms. Allocated memory was 133.2 MB in the beginning and 198.2 MB in the end (delta: 65.0 MB). Free memory was 87.6 MB in the beginning and 164.4 MB in the end (delta: -76.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-09-19 07:57:35,089 INFO L168 Benchmark]: Boogie Preprocessor took 95.73 ms. Allocated memory is still 198.2 MB. Free memory was 164.4 MB in the beginning and 160.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-19 07:57:35,091 INFO L168 Benchmark]: RCFGBuilder took 1788.68 ms. Allocated memory was 198.2 MB in the beginning and 222.8 MB in the end (delta: 24.6 MB). Free memory was 160.1 MB in the beginning and 153.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. [2019-09-19 07:57:35,092 INFO L168 Benchmark]: Sifa took 191511.05 ms. Allocated memory was 222.8 MB in the beginning and 158.9 MB in the end (delta: -64.0 MB). Free memory was 152.4 MB in the beginning and 116.0 MB in the end (delta: 36.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 07:57:35,098 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 670.05 ms. Allocated memory was 133.2 MB in the beginning and 198.2 MB in the end (delta: 65.0 MB). Free memory was 87.6 MB in the beginning and 164.4 MB in the end (delta: -76.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.73 ms. Allocated memory is still 198.2 MB. Free memory was 164.4 MB in the beginning and 160.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1788.68 ms. Allocated memory was 198.2 MB in the beginning and 222.8 MB in the end (delta: 24.6 MB). Free memory was 160.1 MB in the beginning and 153.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. * Sifa took 191511.05 ms. Allocated memory was 222.8 MB in the beginning and 158.9 MB in the end (delta: -64.0 MB). Free memory was 152.4 MB in the beginning and 116.0 MB in the end (delta: 36.4 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]: 191457, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 428, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 303, TOOLS_POST_TIME[ms]: 133, TOOLS_POST_CALL_APPLICATIONS: 99, TOOLS_POST_CALL_TIME[ms]: 144, TOOLS_POST_RETURN_APPLICATIONS: 90, TOOLS_POST_RETURN_TIME[ms]: 30320, TOOLS_QUANTIFIERELIM_APPLICATIONS: 486, TOOLS_QUANTIFIERELIM_TIME[ms]: 30456, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30220, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 435, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 171, DOMAIN_JOIN_TIME[ms]: 157004, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 3286, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 77, DOMAIN_ISBOTTOM_TIME[ms]: 373, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 24733, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 24732, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 90, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 71193, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 379, DAG_COMPRESSION_RETAINED_NODES: 160 - UnprovableResult [Line: 470]: 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 865#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...