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 IntervalDomain -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:31:42,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:31:42,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:31:42,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:31:42,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:31:42,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:31:42,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:31:42,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:31:42,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:31:42,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:31:42,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:31:42,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:31:42,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:31:42,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:31:42,269 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:31:42,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:31:42,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:31:42,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:31:42,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:31:42,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:31:42,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:31:42,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:31:42,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:31:42,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:31:42,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:31:42,285 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:31:42,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:31:42,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:31:42,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:31:42,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:31:42,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:31:42,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:31:42,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:31:42,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:31:42,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:31:42,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:31:42,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:31:42,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:31:42,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:31:42,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:31:42,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:31:42,296 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 [2019-09-06 11:31:42,312 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:31:42,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:31:42,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:31:42,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:31:42,315 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:31:42,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:31:42,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:31:42,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:31:42,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:31:42,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:31:42,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:31:42,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:31:42,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:31:42,318 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:31:42,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:31:42,319 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:31:42,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:31:42,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:31:42,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:31:42,320 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:31:42,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:31:42,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:31:42,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:31:42,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:31:42,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:31:42,321 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:31:42,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:31:42,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:31:42,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 11:31:42,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:31:42,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:31:42,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:31:42,401 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:31:42,402 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:31:42,403 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c [2019-09-06 11:31:42,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8810fa85/0cfd414b8cfe495d871c3a55b02faf15/FLAG1d4676220 [2019-09-06 11:31:43,014 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:31:43,015 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product47.cil.c [2019-09-06 11:31:43,039 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8810fa85/0cfd414b8cfe495d871c3a55b02faf15/FLAG1d4676220 [2019-09-06 11:31:43,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8810fa85/0cfd414b8cfe495d871c3a55b02faf15 [2019-09-06 11:31:43,295 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:31:43,297 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:31:43,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:31:43,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:31:43,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:31:43,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:31:43" (1/1) ... [2019-09-06 11:31:43,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@625de65a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:31:43, skipping insertion in model container [2019-09-06 11:31:43,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:31:43" (1/1) ... [2019-09-06 11:31:43,315 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:31:43,387 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:31:43,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:31:43,877 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:31:43,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:31:44,041 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:31:44,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:31:44 WrapperNode [2019-09-06 11:31:44,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:31:44,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:31:44,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:31:44,043 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:31:44,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:31:44" (1/1) ... [2019-09-06 11:31:44,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:31:44" (1/1) ... [2019-09-06 11:31:44,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:31:44" (1/1) ... [2019-09-06 11:31:44,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:31:44" (1/1) ... [2019-09-06 11:31:44,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:31:44" (1/1) ... [2019-09-06 11:31:44,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:31:44" (1/1) ... [2019-09-06 11:31:44,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:31:44" (1/1) ... [2019-09-06 11:31:44,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:31:44,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:31:44,148 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:31:44,148 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:31:44,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:31:44" (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 [2019-09-06 11:31:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:31:44,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:31:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-06 11:31:44,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-06 11:31:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-06 11:31:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-06 11:31:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-06 11:31:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-06 11:31:44,232 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-06 11:31:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-06 11:31:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-06 11:31:44,233 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-06 11:31:44,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-06 11:31:44,234 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-06 11:31:44,235 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-06 11:31:44,235 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-06 11:31:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-06 11:31:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-06 11:31:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-06 11:31:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-06 11:31:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-06 11:31:44,238 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:31:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-06 11:31:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-06 11:31:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-06 11:31:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-06 11:31:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-06 11:31:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-06 11:31:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-06 11:31:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-06 11:31:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-06 11:31:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-06 11:31:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-06 11:31:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-06 11:31:44,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-06 11:31:44,241 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-06 11:31:44,241 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-06 11:31:44,241 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-06 11:31:44,241 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-06 11:31:44,241 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-06 11:31:44,242 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-06 11:31:44,242 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-06 11:31:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:31:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 11:31:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-06 11:31:44,242 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-06 11:31:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-06 11:31:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-06 11:31:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-06 11:31:44,243 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-06 11:31:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-06 11:31:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-06 11:31:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-06 11:31:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-06 11:31:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-06 11:31:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-06 11:31:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-06 11:31:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-06 11:31:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-06 11:31:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-06 11:31:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-06 11:31:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-06 11:31:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-06 11:31:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-06 11:31:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 11:31:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-06 11:31:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-06 11:31:44,247 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-06 11:31:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-06 11:31:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-06 11:31:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-06 11:31:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-06 11:31:44,248 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-06 11:31:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-06 11:31:44,249 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-06 11:31:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-06 11:31:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:31:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-06 11:31:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 11:31:44,250 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 11:31:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-06 11:31:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 11:31:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 11:31:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 11:31:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 11:31:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-06 11:31:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 11:31:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-06 11:31:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-06 11:31:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 11:31:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-06 11:31:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-06 11:31:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-06 11:31:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-06 11:31:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-06 11:31:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:31:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 11:31:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:31:45,415 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:31:45,415 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-06 11:31:45,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:31:45 BoogieIcfgContainer [2019-09-06 11:31:45,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:31:45,418 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:31:45,418 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:31:45,418 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:31:45,419 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:31:45" (1/1) ... [2019-09-06 11:31:45,420 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 11:31:45,474 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:31:45,474 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:31:45,490 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:31:45,502 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:31:45,503 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:31:45,630 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 119 for LOIs [2019-09-06 11:31:45,707 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 119 for LOIs [2019-09-06 11:31:45,729 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 119 for LOIs [2019-09-06 11:31:52,220 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-06 11:31:52,222 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 112 for LOIs [2019-09-06 11:31:52,279 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 110 for LOIs [2019-09-06 11:31:52,328 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 112 for LOIs [2019-09-06 11:31:52,330 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:31:52,330 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:31:52,332 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1722#(or (and (<= |#t~string74.offset| 0) (<= |#t~string58.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string74.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string11.offset|) (<= 0 |#t~string46.offset|) (<= |#t~string70.offset| 0) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= 0 |#t~string49.offset|) (<= |#t~string57.offset| 0) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string11.offset| 0) (<= |#t~string45.offset| 0) (<= |#t~string47.offset| 0) (<= 0 |#t~string56.offset|) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= 0 |#t~string48.offset|) (<= 0 |#t~string15.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= 0 ~pumpRunning~0) (<= 0 |#t~string47.offset|) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string46.offset| 0) (<= |#t~string17.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|)) (and (<= |#t~string74.offset| 0) (<= |#t~string58.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string74.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string11.offset|) (<= 0 |#t~string46.offset|) (<= |#t~string70.offset| 0) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= 0 |#t~string49.offset|) (<= |#t~string57.offset| 0) (<= ~pumpRunning~0 0) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string11.offset| 0) (<= |#t~string45.offset| 0) (<= |#t~string47.offset| 0) (<= 0 |#t~string56.offset|) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= 0 |#t~string48.offset|) (<= 0 |#t~string15.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= 0 ~pumpRunning~0) (<= 0 ~systemActive~0) (<= ~systemActive~0 0) (<= 0 |#t~string47.offset|) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string46.offset| 0) (<= |#t~string17.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|))) [2019-09-06 11:31:52,345 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:31:52,345 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:31:52,348 INFO L168 Benchmark]: Toolchain (without parser) took 9049.65 ms. Allocated memory was 136.8 MB in the beginning and 405.3 MB in the end (delta: 268.4 MB). Free memory was 85.3 MB in the beginning and 132.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 221.7 MB. Max. memory is 7.1 GB. [2019-09-06 11:31:52,348 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory is still 103.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 11:31:52,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.86 ms. Allocated memory was 136.8 MB in the beginning and 198.2 MB in the end (delta: 61.3 MB). Free memory was 84.9 MB in the beginning and 162.5 MB in the end (delta: -77.7 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-09-06 11:31:52,350 INFO L168 Benchmark]: Boogie Preprocessor took 104.33 ms. Allocated memory is still 198.2 MB. Free memory was 162.5 MB in the beginning and 158.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-06 11:31:52,351 INFO L168 Benchmark]: RCFGBuilder took 1269.80 ms. Allocated memory is still 198.2 MB. Free memory was 158.8 MB in the beginning and 72.6 MB in the end (delta: 86.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:31:52,352 INFO L168 Benchmark]: Sifa took 6927.74 ms. Allocated memory was 198.2 MB in the beginning and 405.3 MB in the end (delta: 207.1 MB). Free memory was 72.6 MB in the beginning and 132.0 MB in the end (delta: -59.4 MB). Peak memory consumption was 147.7 MB. Max. memory is 7.1 GB. [2019-09-06 11:31:52,355 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory is still 103.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 743.86 ms. Allocated memory was 136.8 MB in the beginning and 198.2 MB in the end (delta: 61.3 MB). Free memory was 84.9 MB in the beginning and 162.5 MB in the end (delta: -77.7 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.33 ms. Allocated memory is still 198.2 MB. Free memory was 162.5 MB in the beginning and 158.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1269.80 ms. Allocated memory is still 198.2 MB. Free memory was 158.8 MB in the beginning and 72.6 MB in the end (delta: 86.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. * Sifa took 6927.74 ms. Allocated memory was 198.2 MB in the beginning and 405.3 MB in the end (delta: 207.1 MB). Free memory was 72.6 MB in the beginning and 132.0 MB in the end (delta: -59.4 MB). Peak memory consumption was 147.7 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]: 6858, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1076, DAG_INTERPRETER_EARLY_EXITS: 8, TOOLS_POST_APPLICATIONS: 806, TOOLS_POST_TIME[ms]: 564, TOOLS_POST_CALL_APPLICATIONS: 228, TOOLS_POST_CALL_TIME[ms]: 546, TOOLS_POST_RETURN_APPLICATIONS: 221, TOOLS_POST_RETURN_TIME[ms]: 784, TOOLS_QUANTIFIERELIM_TIME[ms]: 1412, FLUID_QUERY_TIME[ms]: 44, FLUID_QUERIES: 1101, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 357, DOMAIN_JOIN_TIME[ms]: 1099, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 14, DOMAIN_WIDEN_TIME[ms]: 37, DOMAIN_ISSUBSETEQ_APPLICATIONS: 911, DOMAIN_ISSUBSETEQ_TIME[ms]: 2777, DOMAIN_ISBOTTOM_APPLICATIONS: 209, DOMAIN_ISBOTTOM_TIME[ms]: 695, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5960, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5959, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 25, CALL_SUMMARIZER_APPLICATIONS: 221, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 4506, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 47, DAG_COMPRESSION_PROCESSED_NODES: 891, DAG_COMPRESSION_RETAINED_NODES: 340 - UnprovableResult [Line: 44]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1722#(or (and (<= |#t~string74.offset| 0) (<= |#t~string58.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string74.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string11.offset|) (<= 0 |#t~string46.offset|) (<= |#t~string70.offset| 0) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= 0 |#t~string49.offset|) (<= |#t~string57.offset| 0) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string11.offset| 0) (<= |#t~string45.offset| 0) (<= |#t~string47.offset| 0) (<= 0 |#t~string56.offset|) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= 0 |#t~string48.offset|) (<= 0 |#t~string15.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= 0 ~pumpRunning~0) (<= 0 |#t~string47.offset|) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string46.offset| 0) (<= |#t~string17.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|)) (and (<= |#t~string74.offset| 0) (<= |#t~string58.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string74.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string11.offset|) (<= 0 |#t~string46.offset|) (<= |#t~string70.offset| 0) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= 0 |#t~string49.offset|) (<= |#t~string57.offset| 0) (<= ~pumpRunning~0 0) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string11.offset| 0) (<= |#t~string45.offset| 0) (<= |#t~string47.offset| 0) (<= 0 |#t~string56.offset|) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= 0 |#t~string48.offset|) (<= 0 |#t~string15.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= 0 ~pumpRunning~0) (<= 0 ~systemActive~0) (<= ~systemActive~0 0) (<= 0 |#t~string47.offset|) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string46.offset| 0) (<= |#t~string17.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...