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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:23:55,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:23:55,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:23:55,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:23:55,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:23:55,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:23:55,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:23:55,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:23:55,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:23:55,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:23:55,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:23:55,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:23:55,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:23:55,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:23:55,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:23:55,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:23:55,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:23:55,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:23:55,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:23:55,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:23:55,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:23:55,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:23:55,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:23:55,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:23:55,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:23:55,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:23:55,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:23:55,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:23:55,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:23:55,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:23:55,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:23:55,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:23:55,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:23:55,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:23:55,400 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:23:55,400 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:23:55,402 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:23:55,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:23:55,403 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:23:55,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:23:55,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:23:55,407 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-25 16:23:55,429 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:23:55,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:23:55,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:23:55,431 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:23:55,432 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:23:55,432 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:23:55,432 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:23:55,433 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:23:55,433 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:23:55,433 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:23:55,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:23:55,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:23:55,434 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:23:55,435 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:23:55,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:23:55,435 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:23:55,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:23:55,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:23:55,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:23:55,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:23:55,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:23:55,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:23:55,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:23:55,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:23:55,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:23:55,437 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:23:55,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:23:55,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:23:55,438 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 16:23:55,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:23:55,516 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:23:55,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:23:55,522 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:23:55,522 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:23:55,523 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c [2019-09-25 16:23:55,592 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/933b03c5b/f54a1d4951cd43baa23712e77cc163c9/FLAGefa902f5c [2019-09-25 16:23:56,137 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:23:56,138 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c [2019-09-25 16:23:56,172 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/933b03c5b/f54a1d4951cd43baa23712e77cc163c9/FLAGefa902f5c [2019-09-25 16:23:56,450 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/933b03c5b/f54a1d4951cd43baa23712e77cc163c9 [2019-09-25 16:23:56,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:23:56,461 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:23:56,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:23:56,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:23:56,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:23:56,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:23:56" (1/1) ... [2019-09-25 16:23:56,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ac66c7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:56, skipping insertion in model container [2019-09-25 16:23:56,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:23:56" (1/1) ... [2019-09-25 16:23:56,475 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:23:56,524 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:23:56,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:23:57,008 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:23:57,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:23:57,154 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:23:57,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:57 WrapperNode [2019-09-25 16:23:57,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:23:57,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:23:57,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:23:57,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:23:57,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:57" (1/1) ... [2019-09-25 16:23:57,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:57" (1/1) ... [2019-09-25 16:23:57,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:57" (1/1) ... [2019-09-25 16:23:57,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:57" (1/1) ... [2019-09-25 16:23:57,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:57" (1/1) ... [2019-09-25 16:23:57,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:57" (1/1) ... [2019-09-25 16:23:57,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:57" (1/1) ... [2019-09-25 16:23:57,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:23:57,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:23:57,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:23:57,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:23:57,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:23:57,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:23:57,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:23:57,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 16:23:57,329 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 16:23:57,329 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 16:23:57,330 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 16:23:57,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 16:23:57,330 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 16:23:57,330 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 16:23:57,331 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 16:23:57,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 16:23:57,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-25 16:23:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 16:23:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 16:23:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 16:23:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 16:23:57,334 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:23:57,334 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 16:23:57,334 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 16:23:57,335 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 16:23:57,335 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 16:23:57,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 16:23:57,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 16:23:57,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 16:23:57,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 16:23:57,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 16:23:57,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 16:23:57,336 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 16:23:57,336 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 16:23:57,336 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 16:23:57,336 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 16:23:57,336 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 16:23:57,336 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-25 16:23:57,336 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 16:23:57,337 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 16:23:57,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 16:23:57,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 16:23:57,337 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 16:23:57,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 16:23:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:23:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 16:23:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 16:23:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 16:23:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 16:23:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 16:23:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 16:23:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 16:23:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 16:23:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 16:23:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 16:23:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 16:23:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 16:23:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-25 16:23:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 16:23:57,340 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 16:23:57,340 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 16:23:57,340 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 16:23:57,340 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 16:23:57,340 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 16:23:57,341 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 16:23:57,341 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 16:23:57,341 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 16:23:57,341 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 16:23:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:23:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 16:23:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 16:23:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 16:23:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 16:23:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 16:23:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 16:23:57,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 16:23:57,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 16:23:57,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 16:23:57,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 16:23:57,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 16:23:57,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 16:23:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 16:23:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 16:23:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 16:23:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 16:23:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 16:23:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 16:23:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 16:23:57,348 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 16:23:57,348 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 16:23:57,348 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 16:23:57,348 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 16:23:57,348 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 16:23:57,349 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-25 16:23:57,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:23:57,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 16:23:57,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:23:58,875 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:23:58,877 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 16:23:58,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:23:58 BoogieIcfgContainer [2019-09-25 16:23:58,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:23:58,879 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:23:58,879 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:23:58,879 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:23:58,881 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:23:58" (1/1) ... [2019-09-25 16:23:58,881 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 [2019-09-25 16:23:58,905 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:23:58,905 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:23:58,913 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:23:58,920 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:23:58,922 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:24:08,524 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 16:24:10,026 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 16:24:10,166 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:24:10,327 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:24:10,440 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:24:10,696 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-25 16:24:10,723 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-09-25 16:24:10,796 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-09-25 16:24:10,802 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-09-25 16:24:11,501 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-25 16:24:12,092 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-25 16:24:12,683 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 184 [2019-09-25 16:24:13,571 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 167 [2019-09-25 16:24:14,464 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 597 [2019-09-25 16:24:14,652 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 597 [2019-09-25 16:24:16,136 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 16:24:16,141 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 142 for LOIs [2019-09-25 16:24:16,337 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 131 for LOIs [2019-09-25 16:24:16,345 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 144 for LOIs [2019-09-25 16:24:16,412 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 16:24:16,412 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 16:24:16,414 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 677#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (= |#t~string35.offset| 0) (<= ~systemActive~0 1) (= |#t~string72.offset| 0) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string46.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (<= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string36.offset|) (<= 0 |#t~string43.offset|) (<= |#t~string36.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (= |#t~string42.offset| 0) (<= 0 |#t~string33.offset|) (<= 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) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (= |#NULL.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= 0 |#t~string70.offset|) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string32.offset|) (<= |#t~string70.offset| 0) (= |#t~string43.offset| 0) (= |#t~string1.offset| 0) (<= 0 |#t~string1.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (<= |#t~string44.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string36.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string41.offset|) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string44.offset| 0) (<= 0 |#t~string7.offset|) (<= |#t~string42.offset| 0) (= ~systemActive~0 1) (= |#t~string58.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string37.offset| 0) (<= 0 |#t~string72.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= 0 |#t~string66.offset|) (= |#t~string60.offset| 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (<= 0 |#t~string34.offset|) (<= |#t~string72.offset| 0) (= |#t~string45.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)) [2019-09-25 16:24:16,430 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 16:24:16,430 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 16:24:16,432 INFO L168 Benchmark]: Toolchain (without parser) took 19970.31 ms. Allocated memory was 130.0 MB in the beginning and 703.6 MB in the end (delta: 573.6 MB). Free memory was 84.4 MB in the beginning and 661.2 MB in the end (delta: -576.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 16:24:16,432 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 16:24:16,434 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.00 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 84.2 MB in the beginning and 160.9 MB in the end (delta: -76.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-25 16:24:16,434 INFO L168 Benchmark]: Boogie Preprocessor took 88.92 ms. Allocated memory is still 197.7 MB. Free memory was 160.9 MB in the beginning and 157.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-25 16:24:16,435 INFO L168 Benchmark]: RCFGBuilder took 1632.96 ms. Allocated memory was 197.7 MB in the beginning and 215.5 MB in the end (delta: 17.8 MB). Free memory was 157.0 MB in the beginning and 138.1 MB in the end (delta: 18.8 MB). Peak memory consumption was 95.3 MB. Max. memory is 7.1 GB. [2019-09-25 16:24:16,436 INFO L168 Benchmark]: Sifa took 17551.33 ms. Allocated memory was 215.5 MB in the beginning and 703.6 MB in the end (delta: 488.1 MB). Free memory was 138.1 MB in the beginning and 661.2 MB in the end (delta: -523.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 16:24:16,440 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 130.0 MB. Free memory was 104.2 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 694.00 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 84.2 MB in the beginning and 160.9 MB in the end (delta: -76.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.92 ms. Allocated memory is still 197.7 MB. Free memory was 160.9 MB in the beginning and 157.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1632.96 ms. Allocated memory was 197.7 MB in the beginning and 215.5 MB in the end (delta: 17.8 MB). Free memory was 157.0 MB in the beginning and 138.1 MB in the end (delta: 18.8 MB). Peak memory consumption was 95.3 MB. Max. memory is 7.1 GB. * Sifa took 17551.33 ms. Allocated memory was 215.5 MB in the beginning and 703.6 MB in the end (delta: 488.1 MB). Free memory was 138.1 MB in the beginning and 661.2 MB in the end (delta: -523.0 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 17510, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 211, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 138, TOOLS_POST_TIME[ms]: 11268, TOOLS_POST_CALL_APPLICATIONS: 61, TOOLS_POST_CALL_TIME[ms]: 171, TOOLS_POST_RETURN_APPLICATIONS: 54, TOOLS_POST_RETURN_TIME[ms]: 100, TOOLS_QUANTIFIERELIM_APPLICATIONS: 252, TOOLS_QUANTIFIERELIM_TIME[ms]: 11441, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11187, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 215, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 69, DOMAIN_JOIN_TIME[ms]: 5250, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 453, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 117, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3199, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3198, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 54, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12000, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12000, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 386, DAG_COMPRESSION_RETAINED_NODES: 204 - UnprovableResult [Line: 145]: 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 677#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (= |#t~string35.offset| 0) (<= ~systemActive~0 1) (= |#t~string72.offset| 0) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string46.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (<= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string36.offset|) (<= 0 |#t~string43.offset|) (<= |#t~string36.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (= |#t~string42.offset| 0) (<= 0 |#t~string33.offset|) (<= 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) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (= |#NULL.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= 0 |#t~string70.offset|) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string32.offset|) (<= |#t~string70.offset| 0) (= |#t~string43.offset| 0) (= |#t~string1.offset| 0) (<= 0 |#t~string1.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (<= |#t~string44.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string36.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string41.offset|) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string44.offset| 0) (<= 0 |#t~string7.offset|) (<= |#t~string42.offset| 0) (= ~systemActive~0 1) (= |#t~string58.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string37.offset| 0) (<= 0 |#t~string72.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= 0 |#t~string66.offset|) (= |#t~string60.offset| 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (<= 0 |#t~string34.offset|) (<= |#t~string72.offset| 0) (= |#t~string45.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...