java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:37:42,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:37:42,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:37:42,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:37:42,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:37:42,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:37:42,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:37:42,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:37:42,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:37:42,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:37:42,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:37:42,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:37:42,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:37:42,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:37:42,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:37:42,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:37:42,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:37:42,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:37:42,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:37:42,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:37:42,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:37:42,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:37:42,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:37:42,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:37:42,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:37:42,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:37:42,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:37:42,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:37:42,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:37:42,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:37:42,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:37:42,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:37:42,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:37:42,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:37:42,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:37:42,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:37:42,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:37:42,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:37:42,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:37:42,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:37:42,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:37:42,160 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 [2019-09-21 08:37:42,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:37:42,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:37:42,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:37:42,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:37:42,192 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:37:42,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:37:42,192 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:37:42,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:37:42,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:37:42,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:37:42,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:37:42,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:37:42,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:37:42,195 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:37:42,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:37:42,196 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:37:42,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:37:42,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:37:42,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:37:42,196 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:37:42,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:37:42,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:37:42,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:37:42,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:37:42,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:37:42,198 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:37:42,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:37:42,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:37:42,198 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:37:42,256 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:37:42,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:37:42,272 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:37:42,274 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:37:42,274 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:37:42,275 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c [2019-09-21 08:37:42,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fdcdfaa2/059e2e6a0b3b40ae9090a02a87ae5561/FLAG0ce7528a8 [2019-09-21 08:37:42,901 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:37:42,902 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product35.cil.c [2019-09-21 08:37:42,919 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fdcdfaa2/059e2e6a0b3b40ae9090a02a87ae5561/FLAG0ce7528a8 [2019-09-21 08:37:43,179 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fdcdfaa2/059e2e6a0b3b40ae9090a02a87ae5561 [2019-09-21 08:37:43,194 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:37:43,196 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:37:43,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:37:43,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:37:43,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:37:43,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:37:43" (1/1) ... [2019-09-21 08:37:43,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2145c95a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:43, skipping insertion in model container [2019-09-21 08:37:43,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:37:43" (1/1) ... [2019-09-21 08:37:43,211 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:37:43,257 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:37:43,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:37:43,730 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:37:43,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:37:43,869 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:37:43,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:43 WrapperNode [2019-09-21 08:37:43,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:37:43,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:37:43,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:37:43,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:37:43,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:43" (1/1) ... [2019-09-21 08:37:43,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:43" (1/1) ... [2019-09-21 08:37:43,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:43" (1/1) ... [2019-09-21 08:37:43,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:43" (1/1) ... [2019-09-21 08:37:43,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:43" (1/1) ... [2019-09-21 08:37:43,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:43" (1/1) ... [2019-09-21 08:37:43,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:43" (1/1) ... [2019-09-21 08:37:43,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:37:43,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:37:43,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:37:43,986 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:37:43,987 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:37:43" (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 [2019-09-21 08:37:44,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:37:44,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:37:44,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:37:44,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:37:44,074 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:37:44,074 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:37:44,075 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:37:44,075 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:37:44,075 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:37:44,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:37:44,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:37:44,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:37:44,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:37:44,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:37:44,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:37:44,077 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:37:44,080 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:37:44,080 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:37:44,080 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:37:44,081 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:37:44,081 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:37:44,081 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:37:44,081 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:37:44,081 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:37:44,082 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:37:44,082 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:37:44,082 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:37:44,082 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:37:44,082 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:37:44,083 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:37:44,083 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:37:44,083 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:37:44,084 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:37:44,084 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:37:44,084 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:37:44,084 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:37:44,084 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:37:44,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:37:44,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:37:44,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:37:44,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:37:44,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:37:44,085 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:37:44,086 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:37:44,086 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:37:44,086 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:37:44,086 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:37:44,086 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:37:44,086 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:37:44,086 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:37:44,087 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:37:44,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:37:44,087 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:37:44,087 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:37:44,087 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:37:44,087 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:37:44,087 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:37:44,088 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:37:44,088 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:37:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:37:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:37:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:37:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:37:44,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:37:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:37:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:37:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:37:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:37:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:37:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:37:44,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:37:44,091 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:37:44,091 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:37:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:37:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:37:44,092 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:37:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:37:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:37:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:37:44,093 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:37:44,094 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:37:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:37:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:37:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:37:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:37:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:37:44,095 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:37:44,096 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:37:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:37:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:37:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:37:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:37:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:37:44,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:37:45,692 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:37:45,692 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:37:45,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:37:45 BoogieIcfgContainer [2019-09-21 08:37:45,694 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:37:45,694 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:37:45,694 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:37:45,695 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:37:45,696 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:37:45" (1/1) ... [2019-09-21 08:37:45,697 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:37:45,731 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:37:45,731 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:37:45,745 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:37:45,755 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:37:45,757 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:37:55,434 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:37:57,030 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:37:57,172 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:37:57,332 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:37:57,459 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:37:57,487 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:37:57,548 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:37:57,565 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:37:57,734 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:37:57,872 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:37:58,320 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:58,699 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:58,968 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:59,201 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:59,427 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:59,627 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:59,816 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:37:59,975 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:38:00,389 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:00,716 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:01,482 WARN L191 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:02,081 WARN L191 SmtUtils]: Spent 597.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:02,411 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:02,720 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:03,337 WARN L191 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 08:38:04,210 WARN L191 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:04,581 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:05,351 WARN L191 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:05,897 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:06,225 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:06,501 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:38:07,069 WARN L191 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:38:07,146 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-21 08:38:07,175 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-21 08:38:07,188 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-21 08:38:07,196 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-21 08:38:07,204 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:38:07,204 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:38:07,207 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 462#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-21 08:38:07,221 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:38:07,221 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:38:07,224 INFO L168 Benchmark]: Toolchain (without parser) took 24027.48 ms. Allocated memory was 138.4 MB in the beginning and 790.1 MB in the end (delta: 651.7 MB). Free memory was 84.5 MB in the beginning and 538.4 MB in the end (delta: -453.9 MB). Peak memory consumption was 197.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:07,225 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:38:07,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.14 ms. Allocated memory was 138.4 MB in the beginning and 196.6 MB in the end (delta: 58.2 MB). Free memory was 84.3 MB in the beginning and 163.3 MB in the end (delta: -79.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:07,232 INFO L168 Benchmark]: Boogie Preprocessor took 112.28 ms. Allocated memory is still 196.6 MB. Free memory was 163.3 MB in the beginning and 159.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:07,233 INFO L168 Benchmark]: RCFGBuilder took 1710.80 ms. Allocated memory was 196.6 MB in the beginning and 218.6 MB in the end (delta: 22.0 MB). Free memory was 158.8 MB in the beginning and 142.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 93.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:07,239 INFO L168 Benchmark]: Sifa took 21527.39 ms. Allocated memory was 218.6 MB in the beginning and 790.1 MB in the end (delta: 571.5 MB). Free memory was 141.4 MB in the beginning and 538.4 MB in the end (delta: -397.0 MB). Peak memory consumption was 174.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:38:07,248 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 673.14 ms. Allocated memory was 138.4 MB in the beginning and 196.6 MB in the end (delta: 58.2 MB). Free memory was 84.3 MB in the beginning and 163.3 MB in the end (delta: -79.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.28 ms. Allocated memory is still 196.6 MB. Free memory was 163.3 MB in the beginning and 159.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1710.80 ms. Allocated memory was 196.6 MB in the beginning and 218.6 MB in the end (delta: 22.0 MB). Free memory was 158.8 MB in the beginning and 142.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 93.9 MB. Max. memory is 7.1 GB. * Sifa took 21527.39 ms. Allocated memory was 218.6 MB in the beginning and 790.1 MB in the end (delta: 571.5 MB). Free memory was 141.4 MB in the beginning and 538.4 MB in the end (delta: -397.0 MB). Peak memory consumption was 174.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 21476, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 220, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 151, TOOLS_POST_TIME[ms]: 11456, TOOLS_POST_CALL_APPLICATIONS: 61, TOOLS_POST_CALL_TIME[ms]: 163, TOOLS_POST_RETURN_APPLICATIONS: 52, TOOLS_POST_RETURN_TIME[ms]: 104, TOOLS_QUANTIFIERELIM_APPLICATIONS: 264, TOOLS_QUANTIFIERELIM_TIME[ms]: 11611, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11349, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 225, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 78, DOMAIN_JOIN_TIME[ms]: 9412, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 3, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 172, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 298, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 297, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 52, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11815, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11814, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 453, DAG_COMPRESSION_RETAINED_NODES: 238 - UnprovableResult [Line: 44]: 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 462#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...