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_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:50:13,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:50:13,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:50:13,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:50:13,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:50:13,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:50:13,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:50:13,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:50:13,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:50:13,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:50:13,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:50:13,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:50:13,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:50:13,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:50:13,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:50:13,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:50:13,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:50:13,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:50:13,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:50:13,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:50:13,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:50:13,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:50:13,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:50:13,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:50:13,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:50:13,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:50:13,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:50:13,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:50:13,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:50:13,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:50:13,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:50:13,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:50:13,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:50:13,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:50:13,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:50:13,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:50:13,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:50:13,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:50:13,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:50:13,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:50:13,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:50:13,238 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 02:50:13,253 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:50:13,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:50:13,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:50:13,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:50:13,255 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:50:13,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:50:13,255 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:50:13,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:50:13,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:50:13,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:50:13,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:50:13,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:50:13,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:50:13,257 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:50:13,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:50:13,257 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:50:13,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:50:13,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:50:13,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:50:13,258 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:50:13,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:50:13,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:50:13,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:50:13,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:50:13,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:50:13,259 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:50:13,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:50:13,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:50:13,260 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 02:50:13,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:50:13,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:50:13,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:50:13,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:50:13,588 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:50:13,589 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product45.cil.c [2019-10-14 02:50:13,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba8f4de6c/71794563703d4b62b8249708c6e75684/FLAG1d269f0ad [2019-10-14 02:50:14,279 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:50:14,280 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product45.cil.c [2019-10-14 02:50:14,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba8f4de6c/71794563703d4b62b8249708c6e75684/FLAG1d269f0ad [2019-10-14 02:50:14,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba8f4de6c/71794563703d4b62b8249708c6e75684 [2019-10-14 02:50:14,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:50:14,513 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:50:14,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:50:14,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:50:14,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:50:14,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:50:14" (1/1) ... [2019-10-14 02:50:14,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d2bbd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:50:14, skipping insertion in model container [2019-10-14 02:50:14,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:50:14" (1/1) ... [2019-10-14 02:50:14,528 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:50:14,589 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:50:15,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:50:15,063 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:50:15,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:50:15,199 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:50:15,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:50:15 WrapperNode [2019-10-14 02:50:15,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:50:15,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:50:15,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:50:15,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:50:15,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:50:15" (1/1) ... [2019-10-14 02:50:15,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:50:15" (1/1) ... [2019-10-14 02:50:15,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:50:15" (1/1) ... [2019-10-14 02:50:15,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:50:15" (1/1) ... [2019-10-14 02:50:15,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:50:15" (1/1) ... [2019-10-14 02:50:15,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:50:15" (1/1) ... [2019-10-14 02:50:15,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:50:15" (1/1) ... [2019-10-14 02:50:15,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:50:15,294 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:50:15,294 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:50:15,294 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:50:15,295 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:50:15" (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 02:50:15,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:50:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:50:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 02:50:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 02:50:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 02:50:15,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 02:50:15,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 02:50:15,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 02:50:15,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 02:50:15,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 02:50:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 02:50:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 02:50:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 02:50:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 02:50:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:50:15,375 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 02:50:15,379 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-14 02:50:15,379 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-14 02:50:15,379 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 02:50:15,380 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-10-14 02:50:15,380 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 02:50:15,380 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 02:50:15,380 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 02:50:15,380 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 02:50:15,381 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 02:50:15,381 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-14 02:50:15,381 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 02:50:15,381 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 02:50:15,382 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 02:50:15,382 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 02:50:15,382 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 02:50:15,382 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 02:50:15,382 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 02:50:15,383 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-14 02:50:15,383 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 02:50:15,383 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 02:50:15,383 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 02:50:15,384 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 02:50:15,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-14 02:50:15,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-14 02:50:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:50:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:50:15,384 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 02:50:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 02:50:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:50:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:50:15,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 02:50:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:50:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:50:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:50:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:50:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 02:50:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:50:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 02:50:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 02:50:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:50:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 02:50:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 02:50:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:50:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 02:50:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 02:50:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 02:50:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 02:50:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 02:50:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 02:50:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 02:50:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 02:50:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 02:50:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-14 02:50:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 02:50:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 02:50:15,391 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 02:50:15,391 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 02:50:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 02:50:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:50:15,393 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 02:50:15,393 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 02:50:15,394 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 02:50:15,394 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-14 02:50:15,394 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 02:50:15,394 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 02:50:15,394 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 02:50:15,395 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-14 02:50:15,396 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 02:50:15,396 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-14 02:50:15,396 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-14 02:50:15,397 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-14 02:50:15,397 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 02:50:15,397 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-10-14 02:50:15,398 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 02:50:15,398 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 02:50:15,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:50:15,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:50:15,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:50:17,281 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:50:17,282 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 02:50:17,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:50:17 BoogieIcfgContainer [2019-10-14 02:50:17,284 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:50:17,284 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:50:17,284 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:50:17,285 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:50:17,286 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:50:17" (1/1) ... [2019-10-14 02:50:17,287 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 02:50:17,335 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:50:17,336 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:50:17,345 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:50:17,355 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:50:17,358 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:50:26,717 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-14 02:50:28,351 WARN L191 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-14 02:50:28,490 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-14 02:50:28,618 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-14 02:50:28,778 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-14 02:50:29,021 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:50:29,061 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 550 for LOIs [2019-10-14 02:50:29,139 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 548 for LOIs [2019-10-14 02:50:29,159 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 548 for LOIs [2019-10-14 02:50:29,440 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-10-14 02:50:29,625 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-10-14 02:50:30,233 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-14 02:50:30,884 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-14 02:50:31,506 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2019-10-14 02:50:34,726 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-14 02:50:34,729 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 148 for LOIs [2019-10-14 02:50:35,092 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 136 for LOIs [2019-10-14 02:50:35,102 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 149 for LOIs [2019-10-14 02:50:35,168 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:50:35,169 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:50:35,170 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 715#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string55.offset| 0) (= |#t~string49.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string51.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string45.offset|) (<= 0 ~methaneLevelCritical~0) (= |#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~string20.offset| 0) (= |#t~string29.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methAndRunningLastTime~0 1) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (= |#t~string47.offset| 0) (<= 0 ~head~0.offset) (<= 0 |#t~string70.offset|) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (= |#t~string30.offset| 0) (<= |#t~string70.offset| 0) (= |#t~string43.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string21.offset|) (<= 0 |#t~string49.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= 0 |#t~string41.offset|) (<= |#t~string47.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= |#t~string27.offset| 0) (<= |#t~string21.offset| 0) (<= 0 |#t~string23.offset|) (= ~systemActive~0 1) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string19.offset| 0) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string22.offset| 0) (= |#t~string41.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string49.offset| 0) (= |#t~string45.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= 0 ~methAndRunningLastTime~0) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)) [2019-10-14 02:50:35,185 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:50:35,185 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:50:35,187 INFO L168 Benchmark]: Toolchain (without parser) took 20673.29 ms. Allocated memory was 137.9 MB in the beginning and 532.2 MB in the end (delta: 394.3 MB). Free memory was 101.6 MB in the beginning and 169.3 MB in the end (delta: -67.6 MB). Peak memory consumption was 326.6 MB. Max. memory is 7.1 GB. [2019-10-14 02:50:35,188 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-14 02:50:35,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.10 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 101.4 MB in the beginning and 168.9 MB in the end (delta: -67.5 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-10-14 02:50:35,193 INFO L168 Benchmark]: Boogie Preprocessor took 92.49 ms. Allocated memory is still 202.4 MB. Free memory was 168.9 MB in the beginning and 164.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-10-14 02:50:35,194 INFO L168 Benchmark]: RCFGBuilder took 1990.10 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 164.2 MB in the beginning and 144.3 MB in the end (delta: 19.9 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2019-10-14 02:50:35,195 INFO L168 Benchmark]: Sifa took 17900.97 ms. Allocated memory was 234.4 MB in the beginning and 532.2 MB in the end (delta: 297.8 MB). Free memory was 144.3 MB in the beginning and 169.3 MB in the end (delta: -25.0 MB). Peak memory consumption was 272.8 MB. Max. memory is 7.1 GB. [2019-10-14 02:50:35,206 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 686.10 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 101.4 MB in the beginning and 168.9 MB in the end (delta: -67.5 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.49 ms. Allocated memory is still 202.4 MB. Free memory was 168.9 MB in the beginning and 164.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1990.10 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 164.2 MB in the beginning and 144.3 MB in the end (delta: 19.9 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. * Sifa took 17900.97 ms. Allocated memory was 234.4 MB in the beginning and 532.2 MB in the end (delta: 297.8 MB). Free memory was 144.3 MB in the beginning and 169.3 MB in the end (delta: -25.0 MB). Peak memory consumption was 272.8 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]: 17835, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 228, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 151, TOOLS_POST_TIME[ms]: 11149, TOOLS_POST_CALL_APPLICATIONS: 65, TOOLS_POST_CALL_TIME[ms]: 186, TOOLS_POST_RETURN_APPLICATIONS: 58, TOOLS_POST_RETURN_TIME[ms]: 110, TOOLS_QUANTIFIERELIM_APPLICATIONS: 273, TOOLS_QUANTIFIERELIM_TIME[ms]: 11334, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11068, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 232, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 75, DOMAIN_JOIN_TIME[ms]: 5714, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 388, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 118, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3266, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3265, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 58, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11915, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11914, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 370, DAG_COMPRESSION_RETAINED_NODES: 207 - UnprovableResult [Line: 410]: 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 715#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string55.offset| 0) (= |#t~string49.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string51.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string45.offset|) (<= 0 ~methaneLevelCritical~0) (= |#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~string20.offset| 0) (= |#t~string29.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methAndRunningLastTime~0 1) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (= |#t~string47.offset| 0) (<= 0 ~head~0.offset) (<= 0 |#t~string70.offset|) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (= |#t~string30.offset| 0) (<= |#t~string70.offset| 0) (= |#t~string43.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string21.offset|) (<= 0 |#t~string49.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= 0 |#t~string41.offset|) (<= |#t~string47.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= |#t~string27.offset| 0) (<= |#t~string21.offset| 0) (<= 0 |#t~string23.offset|) (= ~systemActive~0 1) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string19.offset| 0) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string22.offset| 0) (= |#t~string41.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string49.offset| 0) (= |#t~string45.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= 0 ~methAndRunningLastTime~0) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...