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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 22:26:24,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 22:26:24,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 22:26:24,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 22:26:24,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 22:26:24,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 22:26:24,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 22:26:24,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 22:26:24,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 22:26:24,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 22:26:24,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 22:26:24,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 22:26:24,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 22:26:24,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 22:26:24,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 22:26:24,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 22:26:24,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 22:26:24,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 22:26:24,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 22:26:24,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 22:26:24,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 22:26:24,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 22:26:24,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 22:26:24,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 22:26:24,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 22:26:24,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 22:26:24,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 22:26:24,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 22:26:24,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 22:26:24,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 22:26:24,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 22:26:24,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 22:26:24,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 22:26:24,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 22:26:24,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 22:26:24,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 22:26:24,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 22:26:24,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 22:26:24,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 22:26:24,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 22:26:24,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 22:26:24,126 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 [2019-09-18 22:26:24,142 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 22:26:24,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 22:26:24,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 22:26:24,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 22:26:24,144 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 22:26:24,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 22:26:24,145 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 22:26:24,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 22:26:24,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 22:26:24,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 22:26:24,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 22:26:24,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 22:26:24,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 22:26:24,146 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 22:26:24,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 22:26:24,146 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 22:26:24,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 22:26:24,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 22:26:24,149 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 22:26:24,149 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 22:26:24,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 22:26:24,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 22:26:24,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 22:26:24,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 22:26:24,150 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 22:26:24,151 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 22:26:24,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 22:26:24,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 22:26:24,151 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 -> ReUseSupersetCallSummarizer 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 [2019-09-18 22:26:24,190 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 22:26:24,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 22:26:24,207 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 22:26:24,208 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 22:26:24,209 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 22:26:24,210 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product60.cil.c [2019-09-18 22:26:24,275 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ac51bb7b/4181d88c736546ad8e312464e7cc40c8/FLAG2f896fc59 [2019-09-18 22:26:24,714 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 22:26:24,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product60.cil.c [2019-09-18 22:26:24,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ac51bb7b/4181d88c736546ad8e312464e7cc40c8/FLAG2f896fc59 [2019-09-18 22:26:25,085 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ac51bb7b/4181d88c736546ad8e312464e7cc40c8 [2019-09-18 22:26:25,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 22:26:25,097 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 22:26:25,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 22:26:25,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 22:26:25,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 22:26:25,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:26:25" (1/1) ... [2019-09-18 22:26:25,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@869f3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:26:25, skipping insertion in model container [2019-09-18 22:26:25,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:26:25" (1/1) ... [2019-09-18 22:26:25,113 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 22:26:25,179 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 22:26:25,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 22:26:25,671 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 22:26:25,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 22:26:25,819 INFO L192 MainTranslator]: Completed translation [2019-09-18 22:26:25,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:26:25 WrapperNode [2019-09-18 22:26:25,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 22:26:25,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 22:26:25,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 22:26:25,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 22:26:25,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:26:25" (1/1) ... [2019-09-18 22:26:25,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:26:25" (1/1) ... [2019-09-18 22:26:25,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:26:25" (1/1) ... [2019-09-18 22:26:25,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:26:25" (1/1) ... [2019-09-18 22:26:25,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:26:25" (1/1) ... [2019-09-18 22:26:25,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:26:25" (1/1) ... [2019-09-18 22:26:25,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:26:25" (1/1) ... [2019-09-18 22:26:25,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 22:26:25,906 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 22:26:25,906 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 22:26:25,906 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 22:26:25,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:26:25" (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 [2019-09-18 22:26:25,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 22:26:25,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 22:26:25,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 22:26:25,964 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 22:26:25,964 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 22:26:25,964 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 22:26:25,964 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 22:26:25,964 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 22:26:25,965 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 22:26:25,965 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 22:26:25,965 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 22:26:25,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 22:26:25,965 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 22:26:25,966 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 22:26:25,966 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 22:26:25,966 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 22:26:25,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-18 22:26:25,966 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 22:26:25,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 22:26:25,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 22:26:25,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 22:26:25,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 22:26:25,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 22:26:25,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 22:26:25,967 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 22:26:25,968 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 22:26:25,968 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 22:26:25,968 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 22:26:25,968 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 22:26:25,968 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 22:26:25,969 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 22:26:25,969 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 22:26:25,969 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 22:26:25,969 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 22:26:25,969 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 22:26:25,969 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 22:26:25,970 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 22:26:25,970 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 22:26:25,970 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 22:26:25,970 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 22:26:25,970 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 22:26:25,970 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 22:26:25,970 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 22:26:25,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 22:26:25,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 22:26:25,971 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 22:26:25,971 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 22:26:25,971 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 22:26:25,971 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 22:26:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 22:26:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 22:26:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 22:26:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 22:26:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 22:26:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 22:26:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 22:26:25,973 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 22:26:25,973 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 22:26:25,973 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 22:26:25,973 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 22:26:25,973 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 22:26:25,973 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 22:26:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 22:26:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 22:26:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 22:26:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 22:26:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 22:26:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 22:26:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-18 22:26:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 22:26:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 22:26:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 22:26:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 22:26:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 22:26:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 22:26:25,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 22:26:25,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 22:26:25,977 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 22:26:25,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 22:26:25,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 22:26:25,978 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 22:26:25,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 22:26:25,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 22:26:25,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 22:26:25,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 22:26:25,979 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 22:26:25,979 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 22:26:25,979 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 22:26:25,979 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 22:26:25,979 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 22:26:25,979 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 22:26:25,979 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 22:26:25,980 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 22:26:25,980 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 22:26:25,980 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 22:26:25,980 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 22:26:25,982 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 22:26:25,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 22:26:25,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 22:26:25,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 22:26:27,498 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 22:26:27,498 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 22:26:27,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:26:27 BoogieIcfgContainer [2019-09-18 22:26:27,500 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 22:26:27,500 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 22:26:27,500 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 22:26:27,501 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 22:26:27,502 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:26:27" (1/1) ... [2019-09-18 22:26:27,502 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 22:26:27,526 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 22:26:27,526 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 22:26:27,535 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 22:26:27,545 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 22:26:27,546 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 22:26:39,846 WARN L191 SmtUtils]: Spent 12.22 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 22:26:50,322 WARN L191 SmtUtils]: Spent 10.47 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 22:27:13,296 WARN L191 SmtUtils]: Spent 13.48 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 22:27:15,008 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 22:27:19,027 WARN L191 SmtUtils]: Spent 4.01 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 22:27:19,035 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 22:27:20,888 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:27:22,756 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:27:24,531 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:27:26,347 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:27:28,209 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:27:30,075 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:27:31,875 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:27:33,658 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:27:33,664 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 22:27:33,669 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 22:27:37,473 WARN L191 SmtUtils]: Spent 3.68 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-18 22:27:39,269 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-18 22:27:50,431 WARN L191 SmtUtils]: Spent 11.11 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-18 22:27:55,930 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 22:28:07,033 WARN L191 SmtUtils]: Spent 11.10 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-18 22:28:12,444 WARN L191 SmtUtils]: Spent 5.41 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 22:28:23,224 WARN L191 SmtUtils]: Spent 10.78 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-18 22:28:28,512 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 22:28:39,303 WARN L191 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-18 22:28:44,611 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 22:28:54,815 WARN L191 SmtUtils]: Spent 10.17 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-18 22:28:59,862 WARN L191 SmtUtils]: Spent 5.05 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 22:29:17,789 WARN L191 SmtUtils]: Spent 17.91 s on a formula simplification. DAG size of input: 465 DAG size of output: 461 [2019-09-18 22:29:25,395 WARN L191 SmtUtils]: Spent 7.60 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 22:29:31,500 WARN L191 SmtUtils]: Spent 6.04 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 22:29:37,601 WARN L191 SmtUtils]: Spent 6.10 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 22:29:39,019 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 434 DAG size of output: 1 [2019-09-18 22:29:52,145 WARN L191 SmtUtils]: Spent 13.12 s on a formula simplification. DAG size of input: 436 DAG size of output: 435 [2019-09-18 22:29:58,664 WARN L191 SmtUtils]: Spent 6.52 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 22:30:05,231 WARN L191 SmtUtils]: Spent 6.56 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 22:30:11,768 WARN L191 SmtUtils]: Spent 6.54 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 22:30:40,032 WARN L191 SmtUtils]: Spent 28.24 s on a formula simplification. DAG size of input: 506 DAG size of output: 495 [2019-09-18 22:30:50,956 WARN L191 SmtUtils]: Spent 10.92 s on a formula simplification that was a NOOP. DAG size: 495 [2019-09-18 22:31:23,847 WARN L191 SmtUtils]: Spent 32.89 s on a formula simplification. DAG size of input: 507 DAG size of output: 507 [2019-09-18 22:31:24,965 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 32 [2019-09-18 22:31:25,303 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2019-09-18 22:31:27,627 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 478 DAG size of output: 37 [2019-09-18 22:31:28,148 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 55 [2019-09-18 22:31:28,257 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-18 22:31:28,503 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-18 22:31:39,363 WARN L191 SmtUtils]: Spent 10.28 s on a formula simplification. DAG size of input: 440 DAG size of output: 428 [2019-09-18 22:31:57,174 WARN L191 SmtUtils]: Spent 17.80 s on a formula simplification. DAG size of input: 465 DAG size of output: 460 [2019-09-18 22:32:06,047 WARN L191 SmtUtils]: Spent 8.87 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 22:32:18,279 WARN L191 SmtUtils]: Spent 12.18 s on a formula simplification. DAG size of input: 440 DAG size of output: 433 [2019-09-18 22:32:31,458 WARN L191 SmtUtils]: Spent 13.11 s on a formula simplification. DAG size of input: 442 DAG size of output: 435 [2019-09-18 22:33:07,602 WARN L191 SmtUtils]: Spent 36.12 s on a formula simplification. DAG size of input: 507 DAG size of output: 503 [2019-09-18 22:33:20,935 WARN L191 SmtUtils]: Spent 13.33 s on a formula simplification that was a NOOP. DAG size: 503 [2019-09-18 22:34:01,763 WARN L191 SmtUtils]: Spent 40.83 s on a formula simplification. DAG size of input: 515 DAG size of output: 515 [2019-09-18 22:34:02,087 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2019-09-18 22:34:04,358 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 478 DAG size of output: 37 [2019-09-18 22:34:04,726 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 55 [2019-09-18 22:34:04,830 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-18 22:34:05,072 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-18 22:34:05,421 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-18 22:34:05,861 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2019-09-18 22:34:06,204 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2019-09-18 22:34:06,305 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-18 22:34:06,924 WARN L191 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 56 [2019-09-18 22:34:07,038 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-18 22:34:09,096 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-18 22:34:09,798 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 56 [2019-09-18 22:34:09,915 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-18 22:34:20,367 WARN L191 SmtUtils]: Spent 10.41 s on a formula simplification. DAG size of input: 440 DAG size of output: 428 [2019-09-18 22:34:38,911 WARN L191 SmtUtils]: Spent 18.53 s on a formula simplification. DAG size of input: 465 DAG size of output: 460 [2019-09-18 22:34:47,909 WARN L191 SmtUtils]: Spent 9.00 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 22:35:00,226 WARN L191 SmtUtils]: Spent 12.26 s on a formula simplification. DAG size of input: 440 DAG size of output: 433 [2019-09-18 22:35:13,906 WARN L191 SmtUtils]: Spent 13.60 s on a formula simplification. DAG size of input: 442 DAG size of output: 435 [2019-09-18 22:35:43,693 WARN L191 SmtUtils]: Spent 29.77 s on a formula simplification. DAG size of input: 500 DAG size of output: 487 [2019-09-18 22:35:56,372 WARN L191 SmtUtils]: Spent 12.68 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 22:36:35,982 WARN L191 SmtUtils]: Spent 39.61 s on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2019-09-18 22:36:38,570 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 478 DAG size of output: 37 [2019-09-18 22:36:39,030 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 55 [2019-09-18 22:36:39,135 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-18 22:36:39,374 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-18 22:36:50,158 WARN L191 SmtUtils]: Spent 10.30 s on a formula simplification. DAG size of input: 440 DAG size of output: 428 [2019-09-18 22:37:08,135 WARN L191 SmtUtils]: Spent 17.97 s on a formula simplification. DAG size of input: 465 DAG size of output: 460 [2019-09-18 22:37:17,099 WARN L191 SmtUtils]: Spent 8.96 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 22:37:29,390 WARN L191 SmtUtils]: Spent 12.24 s on a formula simplification. DAG size of input: 440 DAG size of output: 433 [2019-09-18 22:37:42,544 WARN L191 SmtUtils]: Spent 13.09 s on a formula simplification. DAG size of input: 442 DAG size of output: 435 [2019-09-18 22:38:24,649 WARN L191 SmtUtils]: Spent 42.08 s on a formula simplification. DAG size of input: 521 DAG size of output: 492 [2019-09-18 22:38:36,273 WARN L191 SmtUtils]: Spent 11.62 s on a formula simplification that was a NOOP. DAG size: 492 [2019-09-18 22:39:13,854 WARN L191 SmtUtils]: Spent 37.58 s on a formula simplification. DAG size of input: 503 DAG size of output: 503 [2019-09-18 22:39:16,478 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 478 DAG size of output: 37 [2019-09-18 22:39:16,847 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 55 [2019-09-18 22:39:16,957 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-18 22:39:17,207 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-18 22:39:17,569 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2019-09-18 22:39:18,013 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 55 [2019-09-18 22:39:18,122 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-18 22:39:18,393 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-09-18 22:39:18,407 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-18 22:39:19,545 WARN L191 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 82 [2019-09-18 22:39:19,718 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 22:39:20,652 WARN L191 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 104 [2019-09-18 22:39:20,926 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-18 22:39:23,279 WARN L191 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 216 DAG size of output: 133 [2019-09-18 22:39:23,651 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-18 22:39:25,111 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 188 DAG size of output: 156 [2019-09-18 22:39:25,266 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 22:39:25,466 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 15 for LOIs [2019-09-18 22:39:25,482 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-18 22:39:25,518 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 22:39:25,519 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 22:39:25,521 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 754#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-18 22:39:25,532 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 22:39:25,532 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 22:39:25,534 INFO L168 Benchmark]: Toolchain (without parser) took 780437.22 ms. Allocated memory was 132.6 MB in the beginning and 137.4 MB in the end (delta: 4.7 MB). Free memory was 87.7 MB in the beginning and 89.8 MB in the end (delta: -2.2 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-18 22:39:25,535 INFO L168 Benchmark]: CDTParser took 1.28 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 22:39:25,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.83 ms. Allocated memory was 132.6 MB in the beginning and 198.2 MB in the end (delta: 65.5 MB). Free memory was 87.5 MB in the beginning and 161.8 MB in the end (delta: -74.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-18 22:39:25,536 INFO L168 Benchmark]: Boogie Preprocessor took 85.54 ms. Allocated memory is still 198.2 MB. Free memory was 161.8 MB in the beginning and 157.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-18 22:39:25,537 INFO L168 Benchmark]: RCFGBuilder took 1593.76 ms. Allocated memory was 198.2 MB in the beginning and 222.3 MB in the end (delta: 24.1 MB). Free memory was 157.3 MB in the beginning and 137.8 MB in the end (delta: 19.6 MB). Peak memory consumption was 88.6 MB. Max. memory is 7.1 GB. [2019-09-18 22:39:25,538 INFO L168 Benchmark]: Sifa took 778032.36 ms. Allocated memory was 222.3 MB in the beginning and 137.4 MB in the end (delta: -84.9 MB). Free memory was 137.8 MB in the beginning and 89.8 MB in the end (delta: 47.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 22:39:25,542 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 721.83 ms. Allocated memory was 132.6 MB in the beginning and 198.2 MB in the end (delta: 65.5 MB). Free memory was 87.5 MB in the beginning and 161.8 MB in the end (delta: -74.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.54 ms. Allocated memory is still 198.2 MB. Free memory was 161.8 MB in the beginning and 157.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1593.76 ms. Allocated memory was 198.2 MB in the beginning and 222.3 MB in the end (delta: 24.1 MB). Free memory was 157.3 MB in the beginning and 137.8 MB in the end (delta: 19.6 MB). Peak memory consumption was 88.6 MB. Max. memory is 7.1 GB. * Sifa took 778032.36 ms. Allocated memory was 222.3 MB in the beginning and 137.4 MB in the end (delta: -84.9 MB). Free memory was 137.8 MB in the beginning and 89.8 MB in the end (delta: 47.9 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]: 777996, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 355, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 234, TOOLS_POST_TIME[ms]: 163, TOOLS_POST_CALL_APPLICATIONS: 99, TOOLS_POST_CALL_TIME[ms]: 243, TOOLS_POST_RETURN_APPLICATIONS: 90, TOOLS_POST_RETURN_TIME[ms]: 29048, TOOLS_QUANTIFIERELIM_APPLICATIONS: 419, TOOLS_QUANTIFIERELIM_TIME[ms]: 29296, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28703, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 366, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 114, DOMAIN_JOIN_TIME[ms]: 627834, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 10740, DOMAIN_ISSUBSETEQ_APPLICATIONS: 111, DOMAIN_ISSUBSETEQ_TIME[ms]: 527, DOMAIN_ISBOTTOM_APPLICATIONS: 63, DOMAIN_ISBOTTOM_TIME[ms]: 541, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 482240, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 482239, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 90, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 215597, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 548, DAG_COMPRESSION_RETAINED_NODES: 287 - UnprovableResult [Line: 651]: 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 754#(and (<= ~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...