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_spec1_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 22:10:22,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 22:10:22,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 22:10:22,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 22:10:22,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 22:10:22,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 22:10:22,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 22:10:22,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 22:10:22,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 22:10:22,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 22:10:22,308 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 22:10:22,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 22:10:22,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 22:10:22,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 22:10:22,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 22:10:22,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 22:10:22,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 22:10:22,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 22:10:22,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 22:10:22,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 22:10:22,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 22:10:22,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 22:10:22,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 22:10:22,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 22:10:22,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 22:10:22,325 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 22:10:22,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 22:10:22,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 22:10:22,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 22:10:22,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 22:10:22,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 22:10:22,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 22:10:22,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 22:10:22,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 22:10:22,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 22:10:22,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 22:10:22,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 22:10:22,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 22:10:22,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 22:10:22,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 22:10:22,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 22:10:22,340 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 22:10:22,365 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 22:10:22,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 22:10:22,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 22:10:22,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 22:10:22,367 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 22:10:22,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 22:10:22,368 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 22:10:22,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 22:10:22,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 22:10:22,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 22:10:22,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 22:10:22,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 22:10:22,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 22:10:22,370 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 22:10:22,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 22:10:22,371 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 22:10:22,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 22:10:22,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 22:10:22,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 22:10:22,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 22:10:22,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 22:10:22,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 22:10:22,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 22:10:22,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 22:10:22,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 22:10:22,373 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 22:10:22,373 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 22:10:22,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 22:10:22,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 22:10:22,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 22:10:22,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 22:10:22,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 22:10:22,461 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 22:10:22,461 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 22:10:22,462 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2019-08-14 22:10:22,526 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e7ee82a6/3266ffc566264e27b467053e381b076f/FLAGadbd63f10 [2019-08-14 22:10:23,064 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 22:10:23,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2019-08-14 22:10:23,084 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e7ee82a6/3266ffc566264e27b467053e381b076f/FLAGadbd63f10 [2019-08-14 22:10:23,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e7ee82a6/3266ffc566264e27b467053e381b076f [2019-08-14 22:10:23,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 22:10:23,361 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 22:10:23,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 22:10:23,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 22:10:23,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 22:10:23,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:10:23" (1/1) ... [2019-08-14 22:10:23,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a8ba20a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:10:23, skipping insertion in model container [2019-08-14 22:10:23,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:10:23" (1/1) ... [2019-08-14 22:10:23,377 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 22:10:23,418 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 22:10:23,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:10:23,965 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 22:10:24,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 22:10:24,127 INFO L192 MainTranslator]: Completed translation [2019-08-14 22:10:24,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:10:24 WrapperNode [2019-08-14 22:10:24,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 22:10:24,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 22:10:24,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 22:10:24,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 22:10:24,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:10:24" (1/1) ... [2019-08-14 22:10:24,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:10:24" (1/1) ... [2019-08-14 22:10:24,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:10:24" (1/1) ... [2019-08-14 22:10:24,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:10:24" (1/1) ... [2019-08-14 22:10:24,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:10:24" (1/1) ... [2019-08-14 22:10:24,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:10:24" (1/1) ... [2019-08-14 22:10:24,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:10:24" (1/1) ... [2019-08-14 22:10:24,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 22:10:24,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 22:10:24,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 22:10:24,217 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 22:10:24,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:10:24" (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 22:10:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 22:10:24,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 22:10:24,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-08-14 22:10:24,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-08-14 22:10:24,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-08-14 22:10:24,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-08-14 22:10:24,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-08-14 22:10:24,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-08-14 22:10:24,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-08-14 22:10:24,279 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-08-14 22:10:24,279 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-08-14 22:10:24,280 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-08-14 22:10:24,280 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-08-14 22:10:24,280 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-08-14 22:10:24,280 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-08-14 22:10:24,280 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-08-14 22:10:24,281 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-08-14 22:10:24,281 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 22:10:24,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-08-14 22:10:24,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-08-14 22:10:24,282 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-08-14 22:10:24,282 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-08-14 22:10:24,282 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-08-14 22:10:24,282 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-08-14 22:10:24,282 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-08-14 22:10:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-08-14 22:10:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-08-14 22:10:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-08-14 22:10:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-08-14 22:10:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-08-14 22:10:24,284 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-08-14 22:10:24,284 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-08-14 22:10:24,284 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-08-14 22:10:24,284 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-08-14 22:10:24,284 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-08-14 22:10:24,284 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-08-14 22:10:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 22:10:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 22:10:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-08-14 22:10:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-14 22:10:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 22:10:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 22:10:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-08-14 22:10:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 22:10:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-14 22:10:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 22:10:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-14 22:10:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-08-14 22:10:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 22:10:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-08-14 22:10:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-08-14 22:10:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 22:10:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-08-14 22:10:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-08-14 22:10:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 22:10:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-08-14 22:10:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-08-14 22:10:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-08-14 22:10:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-08-14 22:10:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-08-14 22:10:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-08-14 22:10:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-08-14 22:10:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-08-14 22:10:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-08-14 22:10:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-08-14 22:10:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-08-14 22:10:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-08-14 22:10:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-08-14 22:10:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-08-14 22:10:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 22:10:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-08-14 22:10:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-08-14 22:10:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-08-14 22:10:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-08-14 22:10:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-08-14 22:10:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-08-14 22:10:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-08-14 22:10:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-08-14 22:10:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-08-14 22:10:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-08-14 22:10:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-08-14 22:10:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-08-14 22:10:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-08-14 22:10:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 22:10:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-14 22:10:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 22:10:25,310 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 22:10:25,310 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-14 22:10:25,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:10:25 BoogieIcfgContainer [2019-08-14 22:10:25,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 22:10:25,313 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 22:10:25,313 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 22:10:25,313 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 22:10:25,314 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:10:25" (1/1) ... [2019-08-14 22:10:49,697 WARN L188 SmtUtils]: Spent 14.45 s on a formula simplification that was a NOOP. DAG size: 464 [2019-08-14 22:10:51,242 WARN L188 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-08-14 22:10:55,095 WARN L188 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-08-14 22:11:01,076 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 22:11:01,078 INFO L168 Benchmark]: Toolchain (without parser) took 37716.95 ms. Allocated memory was 136.8 MB in the beginning and 471.9 MB in the end (delta: 335.0 MB). Free memory was 88.6 MB in the beginning and 152.5 MB in the end (delta: -63.9 MB). Peak memory consumption was 313.4 MB. Max. memory is 7.1 GB. [2019-08-14 22:11:01,079 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 136.8 MB. Free memory was 107.2 MB in the beginning and 106.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-14 22:11:01,080 INFO L168 Benchmark]: CACSL2BoogieTranslator took 766.32 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 88.4 MB in the beginning and 170.1 MB in the end (delta: -81.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. [2019-08-14 22:11:01,081 INFO L168 Benchmark]: Boogie Preprocessor took 88.24 ms. Allocated memory is still 200.8 MB. Free memory was 170.1 MB in the beginning and 166.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-08-14 22:11:01,082 INFO L168 Benchmark]: RCFGBuilder took 1095.10 ms. Allocated memory is still 200.8 MB. Free memory was 165.7 MB in the beginning and 83.9 MB in the end (delta: 81.8 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2019-08-14 22:11:01,083 INFO L168 Benchmark]: Symbolic Interpretation took 35763.43 ms. Allocated memory was 200.8 MB in the beginning and 471.9 MB in the end (delta: 271.1 MB). Free memory was 83.9 MB in the beginning and 152.5 MB in the end (delta: -68.6 MB). Peak memory consumption was 244.7 MB. Max. memory is 7.1 GB. [2019-08-14 22:11:01,087 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 578]: 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 6460#(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: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 136.8 MB. Free memory was 107.2 MB in the beginning and 106.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 766.32 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 88.4 MB in the beginning and 170.1 MB in the end (delta: -81.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.24 ms. Allocated memory is still 200.8 MB. Free memory was 170.1 MB in the beginning and 166.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1095.10 ms. Allocated memory is still 200.8 MB. Free memory was 165.7 MB in the beginning and 83.9 MB in the end (delta: 81.8 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 35763.43 ms. Allocated memory was 200.8 MB in the beginning and 471.9 MB in the end (delta: 271.1 MB). Free memory was 83.9 MB in the beginning and 152.5 MB in the end (delta: -68.6 MB). Peak memory consumption was 244.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...