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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 22:22:08,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 22:22:08,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 22:22:08,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 22:22:08,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 22:22:08,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 22:22:08,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 22:22:08,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 22:22:08,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 22:22:08,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 22:22:08,212 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 22:22:08,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 22:22:08,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 22:22:08,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 22:22:08,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 22:22:08,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 22:22:08,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 22:22:08,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 22:22:08,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 22:22:08,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 22:22:08,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 22:22:08,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 22:22:08,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 22:22:08,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 22:22:08,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 22:22:08,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 22:22:08,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 22:22:08,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 22:22:08,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 22:22:08,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 22:22:08,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 22:22:08,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 22:22:08,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 22:22:08,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 22:22:08,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 22:22:08,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 22:22:08,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 22:22:08,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 22:22:08,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 22:22:08,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 22:22:08,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 22:22:08,239 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 [2019-08-14 22:22:08,253 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 22:22:08,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 22:22:08,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 22:22:08,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 22:22:08,255 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 22:22:08,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 22:22:08,256 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 22:22:08,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 22:22:08,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 22:22:08,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 22:22:08,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 22:22:08,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 22:22:08,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 22:22:08,257 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 22:22:08,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 22:22:08,258 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 22:22:08,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 22:22:08,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 22:22:08,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 22:22:08,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 22:22:08,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 22:22:08,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 22:22:08,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 22:22:08,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 22:22:08,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 22:22:08,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 22:22:08,260 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 22:22:08,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 22:22:08,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 22:22:08,308 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 22:22:08,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 22:22:08,328 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 22:22:08,329 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 22:22:08,329 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 22:22:08,330 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product33.cil.c [2019-08-14 22:22:08,392 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d9dd7940/3744241286dd44f88cfe67d0ed145b42/FLAGf0901e159 [2019-08-14 22:22:08,961 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 22:22:08,962 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product33.cil.c [2019-08-14 22:22:08,974 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d9dd7940/3744241286dd44f88cfe67d0ed145b42/FLAGf0901e159 [2019-08-14 22:22:09,176 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d9dd7940/3744241286dd44f88cfe67d0ed145b42 [2019-08-14 22:22:09,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 22:22:09,191 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 22:22:09,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 22:22:09,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 22:22:09,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 22:22:09,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:22:09" (1/1) ... [2019-08-14 22:22:09,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57fa89bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:22:09, skipping insertion in model container [2019-08-14 22:22:09,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:22:09" (1/1) ... [2019-08-14 22:22:09,208 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 22:22:09,267 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 22:22:09,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:22:09,723 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 22:22:09,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:22:09,872 INFO L192 MainTranslator]: Completed translation [2019-08-14 22:22:09,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:22:09 WrapperNode [2019-08-14 22:22:09,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 22:22:09,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 22:22:09,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 22:22:09,874 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 22:22:09,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:22:09" (1/1) ... [2019-08-14 22:22:09,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:22:09" (1/1) ... [2019-08-14 22:22:09,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:22:09" (1/1) ... [2019-08-14 22:22:09,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:22:09" (1/1) ... [2019-08-14 22:22:09,937 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:22:09" (1/1) ... [2019-08-14 22:22:09,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:22:09" (1/1) ... [2019-08-14 22:22:09,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:22:09" (1/1) ... [2019-08-14 22:22:09,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 22:22:09,962 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 22:22:09,962 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 22:22:09,962 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 22:22:09,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:22:09" (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 [2019-08-14 22:22:10,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 22:22:10,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 22:22:10,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-14 22:22:10,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-14 22:22:10,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-14 22:22:10,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-14 22:22:10,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-14 22:22:10,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-14 22:22:10,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-14 22:22:10,040 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-14 22:22:10,040 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-14 22:22:10,041 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-14 22:22:10,041 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-14 22:22:10,041 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 22:22:10,042 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-14 22:22:10,043 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-14 22:22:10,045 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-14 22:22:10,045 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-14 22:22:10,045 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-14 22:22:10,046 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-14 22:22:10,046 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-14 22:22:10,046 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-14 22:22:10,046 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-14 22:22:10,046 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-14 22:22:10,046 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-14 22:22:10,047 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-08-14 22:22:10,047 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-14 22:22:10,047 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-08-14 22:22:10,047 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-14 22:22:10,047 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-14 22:22:10,048 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-14 22:22:10,048 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-14 22:22:10,048 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-14 22:22:10,048 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-14 22:22:10,048 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-08-14 22:22:10,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-14 22:22:10,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-08-14 22:22:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 22:22:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 22:22:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-14 22:22:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-14 22:22:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 22:22:10,049 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 22:22:10,050 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-14 22:22:10,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 22:22:10,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 22:22:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 22:22:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 22:22:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-14 22:22:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 22:22:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-14 22:22:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-14 22:22:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 22:22:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-14 22:22:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-14 22:22:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 22:22:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-14 22:22:10,053 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-14 22:22:10,053 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-14 22:22:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-14 22:22:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-14 22:22:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-14 22:22:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-14 22:22:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-14 22:22:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-14 22:22:10,056 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-14 22:22:10,056 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-14 22:22:10,056 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-14 22:22:10,056 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-14 22:22:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 22:22:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-14 22:22:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-14 22:22:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-14 22:22:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-14 22:22:10,058 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-14 22:22:10,058 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-08-14 22:22:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-14 22:22:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-14 22:22:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-14 22:22:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-08-14 22:22:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-14 22:22:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-08-14 22:22:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-08-14 22:22:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-14 22:22:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-14 22:22:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 22:22:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-14 22:22:10,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 22:22:11,223 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 22:22:11,224 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-14 22:22:11,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:22:11 BoogieIcfgContainer [2019-08-14 22:22:11,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 22:22:11,226 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 22:22:11,226 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 22:22:11,227 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 22:22:11,228 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:22:11" (1/1) ... [2019-08-14 22:22:35,799 WARN L188 SmtUtils]: Spent 14.05 s on a formula simplification that was a NOOP. DAG size: 464 [2019-08-14 22:22:37,704 WARN L188 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-08-14 22:22:41,547 WARN L188 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-08-14 22:22:41,889 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 22:22:41,891 INFO L168 Benchmark]: Toolchain (without parser) took 32702.03 ms. Allocated memory was 139.5 MB in the beginning and 381.2 MB in the end (delta: 241.7 MB). Free memory was 86.1 MB in the beginning and 331.6 MB in the end (delta: -245.5 MB). Peak memory consumption was 247.7 MB. Max. memory is 7.1 GB. [2019-08-14 22:22:41,892 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-14 22:22:41,894 INFO L168 Benchmark]: CACSL2BoogieTranslator took 680.66 ms. Allocated memory was 139.5 MB in the beginning and 201.3 MB in the end (delta: 61.9 MB). Free memory was 86.1 MB in the beginning and 168.0 MB in the end (delta: -81.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-08-14 22:22:41,896 INFO L168 Benchmark]: Boogie Preprocessor took 88.08 ms. Allocated memory is still 201.3 MB. Free memory was 168.0 MB in the beginning and 163.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-14 22:22:41,897 INFO L168 Benchmark]: RCFGBuilder took 1264.08 ms. Allocated memory is still 201.3 MB. Free memory was 163.2 MB in the beginning and 80.7 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. [2019-08-14 22:22:41,898 INFO L168 Benchmark]: Symbolic Interpretation took 30663.26 ms. Allocated memory was 201.3 MB in the beginning and 381.2 MB in the end (delta: 179.8 MB). Free memory was 80.7 MB in the beginning and 331.6 MB in the end (delta: -250.9 MB). Peak memory consumption was 180.4 MB. Max. memory is 7.1 GB. [2019-08-14 22:22:41,909 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 869]: 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 419#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (or (and (or (and (or (< 0 (+ ~waterLevel~0 1)) (not (< 0 ~waterLevel~0))) (not (= ~pumpRunning~0 0))) (= ~pumpRunning~0 0)) (= 0 ~systemActive~0)) (not (= 0 ~systemActive~0))) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 680.66 ms. Allocated memory was 139.5 MB in the beginning and 201.3 MB in the end (delta: 61.9 MB). Free memory was 86.1 MB in the beginning and 168.0 MB in the end (delta: -81.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.08 ms. Allocated memory is still 201.3 MB. Free memory was 168.0 MB in the beginning and 163.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1264.08 ms. Allocated memory is still 201.3 MB. Free memory was 163.2 MB in the beginning and 80.7 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 30663.26 ms. Allocated memory was 201.3 MB in the beginning and 381.2 MB in the end (delta: 179.8 MB). Free memory was 80.7 MB in the beginning and 331.6 MB in the end (delta: -250.9 MB). Peak memory consumption was 180.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...