./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/psyco/psyco_security.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/psyco/psyco_security.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8cc1f38a976dda42d71f86348e088e61d77f90eb ................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 20:47:33,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:47:33,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:47:33,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:47:33,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:47:33,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:47:33,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:47:33,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:47:33,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:47:33,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:47:33,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:47:33,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:47:33,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:47:33,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:47:33,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:47:33,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:47:33,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:47:33,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:47:33,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:47:33,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:47:33,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:47:33,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:47:33,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:47:33,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:47:33,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:47:33,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:47:33,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:47:33,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:47:33,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:47:33,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:47:33,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:47:33,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:47:33,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:47:33,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:47:33,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:47:33,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:47:33,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:47:33,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:47:33,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:47:33,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:47:33,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:47:33,364 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-28 20:47:33,381 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:47:33,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:47:33,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:47:33,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:47:33,383 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:47:33,383 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 20:47:33,383 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 20:47:33,384 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 20:47:33,384 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 20:47:33,384 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 20:47:33,385 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 20:47:33,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:47:33,385 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 20:47:33,385 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:47:33,386 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:47:33,386 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 20:47:33,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:47:33,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 20:47:33,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 20:47:33,387 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 20:47:33,387 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 20:47:33,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 20:47:33,388 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 20:47:33,388 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:47:33,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 20:47:33,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:47:33,389 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:47:33,389 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 20:47:33,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:47:33,390 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:47:33,390 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:47:33,390 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 20:47:33,391 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 20:47:33,391 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cc1f38a976dda42d71f86348e088e61d77f90eb [2019-11-28 20:47:33,715 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:47:33,729 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:47:33,735 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:47:33,737 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:47:33,737 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:47:33,738 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/psyco/psyco_security.c [2019-11-28 20:47:33,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5761067a/915dc97772094968a2288e24a6ec71d3/FLAGbf12015db [2019-11-28 20:47:34,254 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:47:34,255 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/psyco/psyco_security.c [2019-11-28 20:47:34,264 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5761067a/915dc97772094968a2288e24a6ec71d3/FLAGbf12015db [2019-11-28 20:47:34,642 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5761067a/915dc97772094968a2288e24a6ec71d3 [2019-11-28 20:47:34,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:47:34,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 20:47:34,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:47:34,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:47:34,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:47:34,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:47:34" (1/1) ... [2019-11-28 20:47:34,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bba61e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:34, skipping insertion in model container [2019-11-28 20:47:34,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:47:34" (1/1) ... [2019-11-28 20:47:34,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:47:34,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:47:34,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:47:34,956 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 20:47:34,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:47:35,069 INFO L208 MainTranslator]: Completed translation [2019-11-28 20:47:35,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:35 WrapperNode [2019-11-28 20:47:35,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:47:35,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 20:47:35,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 20:47:35,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 20:47:35,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:35" (1/1) ... [2019-11-28 20:47:35,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:35" (1/1) ... [2019-11-28 20:47:35,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 20:47:35,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 20:47:35,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 20:47:35,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 20:47:35,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:35" (1/1) ... [2019-11-28 20:47:35,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:35" (1/1) ... [2019-11-28 20:47:35,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:35" (1/1) ... [2019-11-28 20:47:35,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:35" (1/1) ... [2019-11-28 20:47:35,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:35" (1/1) ... [2019-11-28 20:47:35,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:35" (1/1) ... [2019-11-28 20:47:35,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:35" (1/1) ... [2019-11-28 20:47:35,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 20:47:35,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 20:47:35,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 20:47:35,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 20:47:35,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:35" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:47:35,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 20:47:35,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 20:47:35,651 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 20:47:35,651 INFO L287 CfgBuilder]: Removed 22 assume(true) statements. [2019-11-28 20:47:35,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:47:35 BoogieIcfgContainer [2019-11-28 20:47:35,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 20:47:35,653 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 20:47:35,653 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 20:47:35,657 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 20:47:35,658 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:47:35,658 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 08:47:34" (1/3) ... [2019-11-28 20:47:35,659 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d647116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:47:35, skipping insertion in model container [2019-11-28 20:47:35,659 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:47:35,659 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:47:35" (2/3) ... [2019-11-28 20:47:35,660 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d647116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:47:35, skipping insertion in model container [2019-11-28 20:47:35,660 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:47:35,660 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:47:35" (3/3) ... [2019-11-28 20:47:35,661 INFO L371 chiAutomizerObserver]: Analyzing ICFG psyco_security.c [2019-11-28 20:47:35,704 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 20:47:35,704 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 20:47:35,704 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 20:47:35,704 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 20:47:35,704 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 20:47:35,705 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 20:47:35,705 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 20:47:35,705 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 20:47:35,724 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 77 states. [2019-11-28 20:47:35,750 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 62 [2019-11-28 20:47:35,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:47:35,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:47:35,759 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-28 20:47:35,759 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:47:35,759 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 20:47:35,760 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 77 states. [2019-11-28 20:47:35,766 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 62 [2019-11-28 20:47:35,766 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:47:35,766 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:47:35,767 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-28 20:47:35,767 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:47:35,775 INFO L794 eck$LassoCheckResult]: Stem: 32#ULTIMATE.startENTRYtrue ~m_initSign~0 := 1;~m_initVerify~0 := 2;~m_Signature~0 := 3;~m_sign~0 := 4;~m_verify~0 := 5;~m_update~0 := 6; 12#L-1true havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_~q~0, main_~method_id~0, main_~this_state~0;main_~q~0 := 0;havoc main_~method_id~0;main_~this_state~0 := 0; 11#L22-2true [2019-11-28 20:47:35,775 INFO L796 eck$LassoCheckResult]: Loop: 11#L22-2true goto; 33#L381true assume !false; 47#L27true assume !(0 == main_~q~0); 3#L47true assume !(1 == main_~q~0); 41#L99true assume !(2 == main_~q~0); 37#L183true assume !(3 == main_~q~0); 48#L283true assume !(4 == main_~q~0); 11#L22-2true [2019-11-28 20:47:35,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:47:35,780 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-11-28 20:47:35,786 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:47:35,787 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563790897] [2019-11-28 20:47:35,787 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:47:35,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:35,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:35,881 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:47:35,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:47:35,882 INFO L82 PathProgramCache]: Analyzing trace with hash -1175019824, now seen corresponding path program 1 times [2019-11-28 20:47:35,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:47:35,883 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393404628] [2019-11-28 20:47:35,883 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:47:35,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:35,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:35,893 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:47:35,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:47:35,895 INFO L82 PathProgramCache]: Analyzing trace with hash 371277006, now seen corresponding path program 1 times [2019-11-28 20:47:35,895 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:47:35,896 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269091420] [2019-11-28 20:47:35,896 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:47:35,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:47:35,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:47:35,960 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269091420] [2019-11-28 20:47:35,961 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:47:35,962 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 20:47:35,963 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776329601] [2019-11-28 20:47:36,020 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 20:47:36,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 20:47:36,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 20:47:36,034 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 3 states. [2019-11-28 20:47:36,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:47:36,118 INFO L93 Difference]: Finished difference Result 80 states and 122 transitions. [2019-11-28 20:47:36,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 20:47:36,121 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 122 transitions. [2019-11-28 20:47:36,125 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 56 [2019-11-28 20:47:36,130 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 59 states and 81 transitions. [2019-11-28 20:47:36,132 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 59 [2019-11-28 20:47:36,132 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 59 [2019-11-28 20:47:36,133 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 81 transitions. [2019-11-28 20:47:36,134 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 20:47:36,134 INFO L688 BuchiCegarLoop]: Abstraction has 59 states and 81 transitions. [2019-11-28 20:47:36,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states and 81 transitions. [2019-11-28 20:47:36,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2019-11-28 20:47:36,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2019-11-28 20:47:36,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 81 transitions. [2019-11-28 20:47:36,168 INFO L711 BuchiCegarLoop]: Abstraction has 59 states and 81 transitions. [2019-11-28 20:47:36,168 INFO L591 BuchiCegarLoop]: Abstraction has 59 states and 81 transitions. [2019-11-28 20:47:36,169 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-28 20:47:36,169 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 59 states and 81 transitions. [2019-11-28 20:47:36,170 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 56 [2019-11-28 20:47:36,170 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:47:36,171 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:47:36,171 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-28 20:47:36,171 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-28 20:47:36,171 INFO L794 eck$LassoCheckResult]: Stem: 197#ULTIMATE.startENTRY ~m_initSign~0 := 1;~m_initVerify~0 := 2;~m_Signature~0 := 3;~m_sign~0 := 4;~m_verify~0 := 5;~m_update~0 := 6; 183#L-1 havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_~q~0, main_~method_id~0, main_~this_state~0;main_~q~0 := 0;havoc main_~method_id~0;main_~this_state~0 := 0; 181#L22-2 goto; 182#L381 [2019-11-28 20:47:36,171 INFO L796 eck$LassoCheckResult]: Loop: 182#L381 assume !false; 198#L27 assume 0 == main_~q~0; 216#L28 assume !(0 != main_#t~nondet0);havoc main_#t~nondet0; 182#L381 [2019-11-28 20:47:36,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:47:36,172 INFO L82 PathProgramCache]: Analyzing trace with hash 29859, now seen corresponding path program 1 times [2019-11-28 20:47:36,172 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:47:36,172 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906328080] [2019-11-28 20:47:36,173 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:47:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:36,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:36,186 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:47:36,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:47:36,186 INFO L82 PathProgramCache]: Analyzing trace with hash 40826, now seen corresponding path program 1 times [2019-11-28 20:47:36,187 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:47:36,188 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925408283] [2019-11-28 20:47:36,188 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:47:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:36,200 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:47:36,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:47:36,202 INFO L82 PathProgramCache]: Analyzing trace with hash 889540504, now seen corresponding path program 1 times [2019-11-28 20:47:36,202 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:47:36,202 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647281944] [2019-11-28 20:47:36,203 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:47:36,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:36,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:47:36,229 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:47:36,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 08:47:36 BoogieIcfgContainer [2019-11-28 20:47:36,319 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 20:47:36,321 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 20:47:36,321 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 20:47:36,321 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 20:47:36,322 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:47:35" (3/4) ... [2019-11-28 20:47:36,325 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-28 20:47:36,364 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 20:47:36,364 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 20:47:36,367 INFO L168 Benchmark]: Toolchain (without parser) took 1718.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 956.3 MB in the beginning and 1.0 GB in the end (delta: -58.4 MB). Peak memory consumption was 47.5 MB. Max. memory is 11.5 GB. [2019-11-28 20:47:36,368 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:47:36,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 417.13 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -139.0 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2019-11-28 20:47:36,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.07 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:47:36,370 INFO L168 Benchmark]: Boogie Preprocessor took 27.34 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:47:36,371 INFO L168 Benchmark]: RCFGBuilder took 513.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2019-11-28 20:47:36,371 INFO L168 Benchmark]: BuchiAutomizer took 665.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 11.5 GB. [2019-11-28 20:47:36,372 INFO L168 Benchmark]: Witness Printer took 43.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 20:47:36,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 417.13 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.9 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -139.0 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.07 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.34 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 513.92 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 665.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 11.5 GB. * Witness Printer took 43.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 59 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 59 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 118 SDtfs, 4 SDslu, 84 SDs, 0 SdLazy, 31 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 22]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {m_sign=4, \result=0, m_update=6, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@27ab9a79=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@333ba7fc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6f3fa82a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4abda198=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@422ad5cd=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5bcae38=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4253d160=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7ebf84a4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3d4a87=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6f8cf270=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2c959d9d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@63542f12=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5e215a02=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@16b0440a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5319dd3a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5579f4df=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1055c8c8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2395c10=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6214ef01=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@600cdd43=0, m_verify=5, m_initSign=1, m_initVerify=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@15c5538=0, this_state=0, q=0, m_Signature=3, method_id=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 22]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L5] int m_initSign = 1; [L6] int m_initVerify = 2; [L7] int m_Signature = 3; [L8] int m_sign = 4; [L9] int m_verify = 5; [L10] int m_update = 6; [L15] int q = 0; [L16] int method_id; [L19] int this_state = 0; Loop: [L22] COND TRUE 1 [L27] COND TRUE q == 0 [L28] COND FALSE !(__VERIFIER_nondet_int()) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...