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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:49:18,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:49:18,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:49:18,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:49:18,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:49:18,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:49:18,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:49:18,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:49:18,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:49:18,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:49:18,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:49:18,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:49:18,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:49:18,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:49:18,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:49:18,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:49:18,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:49:18,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:49:18,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:49:18,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:49:18,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:49:18,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:49:18,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:49:18,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:49:18,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:49:18,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:49:18,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:49:18,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:49:18,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:49:18,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:49:18,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:49:18,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:49:18,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:49:18,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:49:18,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:49:18,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:49:18,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:49:18,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:49:18,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:49:18,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:49:18,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:49:18,273 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 [2019-10-14 02:49:18,301 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:49:18,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:49:18,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:49:18,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:49:18,303 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:49:18,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:49:18,304 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:49:18,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:49:18,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:49:18,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:49:18,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:49:18,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:49:18,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:49:18,305 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:49:18,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:49:18,306 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:49:18,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:49:18,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:49:18,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:49:18,306 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:49:18,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:49:18,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:49:18,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:49:18,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:49:18,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:49:18,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:49:18,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:49:18,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:49:18,308 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 02:49:18,593 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:49:18,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:49:18,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:49:18,611 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:49:18,611 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:49:18,612 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product13.cil.c [2019-10-14 02:49:18,692 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1038a6137/f51336939a144515b7bfa8c418ddc82f/FLAG5b0264505 [2019-10-14 02:49:19,170 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:49:19,171 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product13.cil.c [2019-10-14 02:49:19,193 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1038a6137/f51336939a144515b7bfa8c418ddc82f/FLAG5b0264505 [2019-10-14 02:49:19,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1038a6137/f51336939a144515b7bfa8c418ddc82f [2019-10-14 02:49:19,541 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:49:19,543 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:49:19,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:49:19,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:49:19,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:49:19,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:49:19" (1/1) ... [2019-10-14 02:49:19,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@790ce9f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:49:19, skipping insertion in model container [2019-10-14 02:49:19,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:49:19" (1/1) ... [2019-10-14 02:49:19,563 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:49:19,617 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:49:20,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:49:20,048 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:49:20,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:49:20,197 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:49:20,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:49:20 WrapperNode [2019-10-14 02:49:20,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:49:20,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:49:20,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:49:20,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:49:20,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:49:20" (1/1) ... [2019-10-14 02:49:20,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:49:20" (1/1) ... [2019-10-14 02:49:20,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:49:20" (1/1) ... [2019-10-14 02:49:20,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:49:20" (1/1) ... [2019-10-14 02:49:20,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:49:20" (1/1) ... [2019-10-14 02:49:20,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:49:20" (1/1) ... [2019-10-14 02:49:20,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:49:20" (1/1) ... [2019-10-14 02:49:20,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:49:20,285 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:49:20,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:49:20,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:49:20,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:49:20" (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 [2019-10-14 02:49:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:49:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:49:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 02:49:20,362 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 02:49:20,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 02:49:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 02:49:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-14 02:49:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 02:49:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-14 02:49:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 02:49:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 02:49:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 02:49:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 02:49:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 02:49:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 02:49:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 02:49:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 02:49:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 02:49:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 02:49:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 02:49:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 02:49:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 02:49:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 02:49:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 02:49:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 02:49:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 02:49:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 02:49:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 02:49:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 02:49:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 02:49:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-14 02:49:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-14 02:49:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 02:49:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 02:49:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 02:49:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 02:49:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:49:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:49:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:49:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 02:49:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 02:49:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 02:49:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 02:49:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 02:49:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 02:49:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 02:49:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 02:49:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 02:49:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 02:49:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 02:49:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 02:49:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 02:49:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 02:49:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-14 02:49:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 02:49:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-14 02:49:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 02:49:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-14 02:49:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:49:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 02:49:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:49:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:49:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 02:49:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:49:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:49:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:49:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:49:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 02:49:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:49:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 02:49:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 02:49:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:49:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 02:49:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 02:49:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 02:49:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 02:49:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 02:49:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 02:49:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 02:49:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 02:49:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-14 02:49:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 02:49:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 02:49:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 02:49:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:49:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:49:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:49:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:49:21,848 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:49:21,848 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 02:49:21,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:49:21 BoogieIcfgContainer [2019-10-14 02:49:21,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:49:21,851 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:49:21,851 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:49:21,851 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:49:21,852 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:49:21" (1/1) ... [2019-10-14 02:49:21,853 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 02:49:21,888 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:49:21,888 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:49:21,903 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:49:21,917 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:49:21,919 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:49:31,922 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-14 02:49:33,601 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-14 02:49:33,750 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-14 02:49:33,903 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-14 02:49:34,045 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-14 02:49:34,344 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:49:34,363 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 550 for LOIs [2019-10-14 02:49:34,441 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 548 for LOIs [2019-10-14 02:49:34,466 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 548 for LOIs [2019-10-14 02:49:34,751 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-10-14 02:49:34,936 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-10-14 02:49:35,760 WARN L191 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 593 DAG size of output: 593 [2019-10-14 02:49:36,577 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 593 DAG size of output: 593 [2019-10-14 02:49:37,003 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 617 [2019-10-14 02:49:37,330 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 617 [2019-10-14 02:49:37,609 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 609 [2019-10-14 02:49:37,835 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 609 [2019-10-14 02:49:38,132 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 183 [2019-10-14 02:49:38,818 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-10-14 02:49:40,953 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-14 02:49:40,955 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 141 for LOIs [2019-10-14 02:49:41,129 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 135 for LOIs [2019-10-14 02:49:41,138 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 148 for LOIs [2019-10-14 02:49:41,196 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:49:41,196 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:49:41,198 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 596#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string50.offset| 0) (= |#t~string55.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string46.offset| 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string51.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= 0 |#t~string10.offset|) (= |#t~string51.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string43.offset|) (= |#t~string8.offset| 0) (= |#t~string20.offset| 0) (<= |#t~string14.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string42.offset| 0) (= |#t~string14.offset| 0) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= 0 |#t~string16.offset|) (<= ~methaneLevelCritical~0 2147483647) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (= |#t~string16.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string68.offset| 0) (= |#NULL.offset| 0) (= |#t~string53.offset| 0) (<= |#t~string8.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (<= |#t~string52.offset| 0) (<= |#t~string16.offset| 0) (= |#t~string12.offset| 0) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (= |#t~string43.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (<= 0 |#t~string41.offset|) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string44.offset| 0) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (= ~systemActive~0 1) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= |#t~string50.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string14.offset|) (= |#t~string60.offset| 0) (<= 0 |#t~string12.offset|) (= |#t~string22.offset| 0) (= |#t~string41.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string12.offset| 0) (= |#t~string45.offset| 0) (<= 0 |#t~string55.offset|) (<= 0 ~methAndRunningLastTime~0) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|)) [2019-10-14 02:49:41,211 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:49:41,212 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:49:41,213 INFO L168 Benchmark]: Toolchain (without parser) took 21670.85 ms. Allocated memory was 137.9 MB in the beginning and 609.2 MB in the end (delta: 471.3 MB). Free memory was 100.0 MB in the beginning and 225.8 MB in the end (delta: -125.7 MB). Peak memory consumption was 345.6 MB. Max. memory is 7.1 GB. [2019-10-14 02:49:41,214 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-14 02:49:41,215 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.04 ms. Allocated memory was 137.9 MB in the beginning and 203.4 MB in the end (delta: 65.5 MB). Free memory was 99.8 MB in the beginning and 173.6 MB in the end (delta: -73.8 MB). Peak memory consumption was 28.6 MB. Max. memory is 7.1 GB. [2019-10-14 02:49:41,216 INFO L168 Benchmark]: Boogie Preprocessor took 86.60 ms. Allocated memory is still 203.4 MB. Free memory was 173.6 MB in the beginning and 168.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-10-14 02:49:41,217 INFO L168 Benchmark]: RCFGBuilder took 1565.10 ms. Allocated memory was 203.4 MB in the beginning and 235.4 MB in the end (delta: 32.0 MB). Free memory was 168.8 MB in the beginning and 157.1 MB in the end (delta: 11.8 MB). Peak memory consumption was 86.0 MB. Max. memory is 7.1 GB. [2019-10-14 02:49:41,218 INFO L168 Benchmark]: Sifa took 19361.15 ms. Allocated memory was 235.4 MB in the beginning and 609.2 MB in the end (delta: 373.8 MB). Free memory was 157.1 MB in the beginning and 225.8 MB in the end (delta: -68.7 MB). Peak memory consumption was 305.1 MB. Max. memory is 7.1 GB. [2019-10-14 02:49:41,222 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 654.04 ms. Allocated memory was 137.9 MB in the beginning and 203.4 MB in the end (delta: 65.5 MB). Free memory was 99.8 MB in the beginning and 173.6 MB in the end (delta: -73.8 MB). Peak memory consumption was 28.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.60 ms. Allocated memory is still 203.4 MB. Free memory was 173.6 MB in the beginning and 168.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1565.10 ms. Allocated memory was 203.4 MB in the beginning and 235.4 MB in the end (delta: 32.0 MB). Free memory was 168.8 MB in the beginning and 157.1 MB in the end (delta: 11.8 MB). Peak memory consumption was 86.0 MB. Max. memory is 7.1 GB. * Sifa took 19361.15 ms. Allocated memory was 235.4 MB in the beginning and 609.2 MB in the end (delta: 373.8 MB). Free memory was 157.1 MB in the beginning and 225.8 MB in the end (delta: -68.7 MB). Peak memory consumption was 305.1 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]: 19310, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 182, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 121, TOOLS_POST_TIME[ms]: 11828, TOOLS_POST_CALL_APPLICATIONS: 51, TOOLS_POST_CALL_TIME[ms]: 157, TOOLS_POST_RETURN_APPLICATIONS: 44, TOOLS_POST_RETURN_TIME[ms]: 67, TOOLS_QUANTIFIERELIM_APPLICATIONS: 215, TOOLS_QUANTIFIERELIM_TIME[ms]: 11944, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11732, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 186, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 59, DOMAIN_JOIN_TIME[ms]: 6628, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 262, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 33, DOMAIN_ISBOTTOM_APPLICATIONS: 36, DOMAIN_ISBOTTOM_TIME[ms]: 155, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2984, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2983, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 44, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12498, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12497, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 371, DAG_COMPRESSION_RETAINED_NODES: 178 - UnprovableResult [Line: 113]: 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 596#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string50.offset| 0) (= |#t~string55.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string46.offset| 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string51.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= 0 |#t~string10.offset|) (= |#t~string51.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string43.offset|) (= |#t~string8.offset| 0) (= |#t~string20.offset| 0) (<= |#t~string14.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string42.offset| 0) (= |#t~string14.offset| 0) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= 0 |#t~string16.offset|) (<= ~methaneLevelCritical~0 2147483647) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (= |#t~string16.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string68.offset| 0) (= |#NULL.offset| 0) (= |#t~string53.offset| 0) (<= |#t~string8.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (<= |#t~string52.offset| 0) (<= |#t~string16.offset| 0) (= |#t~string12.offset| 0) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (= |#t~string43.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (<= 0 |#t~string41.offset|) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string44.offset| 0) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (= ~systemActive~0 1) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= |#t~string50.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string14.offset|) (= |#t~string60.offset| 0) (<= 0 |#t~string12.offset|) (= |#t~string22.offset| 0) (= |#t~string41.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string12.offset| 0) (= |#t~string45.offset| 0) (<= 0 |#t~string55.offset|) (<= 0 ~methAndRunningLastTime~0) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...