./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/memsafety/test-0214_true-valid-memsafety_false-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/memsafety/test-0214_true-valid-memsafety_false-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/bin-2019/uautomizer --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 116f75368ed7cbe2e5fe45b6165a0ef798ccc1e7 .................................................................................................................................................................................................................................................................................................................................... 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 0.1.23-0cd3be1 [2018-11-28 13:14:25,749 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:14:25,751 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:14:25,759 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:14:25,759 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:14:25,760 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:14:25,761 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:14:25,762 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:14:25,763 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:14:25,764 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:14:25,764 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:14:25,765 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:14:25,765 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:14:25,766 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:14:25,767 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:14:25,767 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:14:25,768 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:14:25,769 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:14:25,771 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:14:25,772 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:14:25,773 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:14:25,774 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:14:25,775 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:14:25,775 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:14:25,775 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:14:25,776 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:14:25,777 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:14:25,777 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:14:25,778 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:14:25,779 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:14:25,779 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:14:25,780 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:14:25,780 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:14:25,780 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:14:25,781 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:14:25,781 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:14:25,782 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 13:14:25,793 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:14:25,793 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:14:25,794 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:14:25,794 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:14:25,794 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:14:25,794 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 13:14:25,795 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 13:14:25,795 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 13:14:25,795 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 13:14:25,795 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 13:14:25,795 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 13:14:25,795 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:14:25,795 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:14:25,795 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 13:14:25,796 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:14:25,796 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:14:25,796 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:14:25,796 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 13:14:25,796 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 13:14:25,796 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 13:14:25,796 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:14:25,796 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:14:25,797 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 13:14:25,797 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:14:25,797 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 13:14:25,797 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:14:25,797 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:14:25,797 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 13:14:25,799 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:14:25,800 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:14:25,800 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 13:14:25,801 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 13:14:25,801 INFO L133 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/bin-2019/uautomizer 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 -> 116f75368ed7cbe2e5fe45b6165a0ef798ccc1e7 [2018-11-28 13:14:25,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:14:25,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:14:25,834 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:14:25,835 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:14:25,835 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:14:25,836 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/bin-2019/uautomizer/../../sv-benchmarks/c/memsafety/test-0214_true-valid-memsafety_false-termination.i [2018-11-28 13:14:25,876 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/bin-2019/uautomizer/data/63245a90f/398fc0c1c1fa4c798d486ef22e38350a/FLAG63c07f718 [2018-11-28 13:14:26,335 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:14:26,336 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/sv-benchmarks/c/memsafety/test-0214_true-valid-memsafety_false-termination.i [2018-11-28 13:14:26,347 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/bin-2019/uautomizer/data/63245a90f/398fc0c1c1fa4c798d486ef22e38350a/FLAG63c07f718 [2018-11-28 13:14:26,854 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/bin-2019/uautomizer/data/63245a90f/398fc0c1c1fa4c798d486ef22e38350a [2018-11-28 13:14:26,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:14:26,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:14:26,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:14:26,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:14:26,861 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:14:26,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:14:26" (1/1) ... [2018-11-28 13:14:26,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54aaea7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:26, skipping insertion in model container [2018-11-28 13:14:26,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:14:26" (1/1) ... [2018-11-28 13:14:26,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:14:26,901 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:14:27,099 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:14:27,149 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:14:27,183 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:14:27,222 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:14:27,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:27 WrapperNode [2018-11-28 13:14:27,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:14:27,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:14:27,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:14:27,223 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:14:27,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:27" (1/1) ... [2018-11-28 13:14:27,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:27" (1/1) ... [2018-11-28 13:14:27,267 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:14:27,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:14:27,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:14:27,267 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:14:27,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:27" (1/1) ... [2018-11-28 13:14:27,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:27" (1/1) ... [2018-11-28 13:14:27,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:27" (1/1) ... [2018-11-28 13:14:27,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:27" (1/1) ... [2018-11-28 13:14:27,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:27" (1/1) ... [2018-11-28 13:14:27,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:27" (1/1) ... [2018-11-28 13:14:27,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:27" (1/1) ... [2018-11-28 13:14:27,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:14:27,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:14:27,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:14:27,298 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:14:27,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/bin-2019/uautomizer/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 [2018-11-28 13:14:27,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:14:27,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 13:14:27,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 13:14:27,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 13:14:27,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 13:14:27,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 13:14:27,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 13:14:27,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 13:14:27,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:14:27,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:14:27,436 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 13:14:27,672 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:14:27,672 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-11-28 13:14:27,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:14:27 BoogieIcfgContainer [2018-11-28 13:14:27,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:14:27,673 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 13:14:27,673 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 13:14:27,677 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 13:14:27,677 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 13:14:27,678 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 01:14:26" (1/3) ... [2018-11-28 13:14:27,678 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@bcb278a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 01:14:27, skipping insertion in model container [2018-11-28 13:14:27,679 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 13:14:27,679 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:14:27" (2/3) ... [2018-11-28 13:14:27,679 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@bcb278a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 01:14:27, skipping insertion in model container [2018-11-28 13:14:27,679 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 13:14:27,679 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:14:27" (3/3) ... [2018-11-28 13:14:27,682 INFO L375 chiAutomizerObserver]: Analyzing ICFG test-0214_true-valid-memsafety_false-termination.i [2018-11-28 13:14:27,727 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:14:27,727 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 13:14:27,727 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 13:14:27,727 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 13:14:27,727 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:14:27,728 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:14:27,728 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 13:14:27,728 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:14:27,728 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 13:14:27,740 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states. [2018-11-28 13:14:27,762 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 33 [2018-11-28 13:14:27,762 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 13:14:27,762 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 13:14:27,768 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 13:14:27,768 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-28 13:14:27,768 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 13:14:27,768 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states. [2018-11-28 13:14:27,771 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 33 [2018-11-28 13:14:27,771 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 13:14:27,771 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 13:14:27,771 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 13:14:27,771 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-28 13:14:27,778 INFO L794 eck$LassoCheckResult]: Stem: 35#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call ~#list~0.base, ~#list~0.offset := #Ultimate.alloc(8);call write~init~$Pointer$(0, 0, ~#list~0.base, ~#list~0.offset, 4);call write~init~$Pointer$(0, 0, ~#list~0.base, 4 + ~#list~0.offset, 4); 15#L-1true havoc main_#res;havoc main_#t~ret20, main_#t~nondet19, main_#t~ret22, main_#t~nondet21, main_#t~nondet18, main_#t~nondet23, main_#t~mem24.base, main_#t~mem24.offset, main_#t~mem25.base, main_#t~mem25.offset, main_~next~1.base, main_~next~1.offset, main_~end_point~0, main_~direction~0, main_~cursor~0.base, main_~cursor~0.offset; 26#L828-2true [2018-11-28 13:14:27,778 INFO L796 eck$LassoCheckResult]: Loop: 26#L828-2true assume !!(0 != main_#t~nondet18);havoc main_#t~nondet18; 7#L826-2true assume !true; 22#L828-1true assume !true; 26#L828-2true [2018-11-28 13:14:27,783 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:27,783 INFO L82 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2018-11-28 13:14:27,785 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:27,785 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:27,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:27,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:27,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:27,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:14:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:14:27,858 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:27,858 INFO L82 PathProgramCache]: Analyzing trace with hash 51626, now seen corresponding path program 1 times [2018-11-28 13:14:27,859 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:27,859 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:27,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:27,860 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:27,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:27,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:14:27,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:14:27,877 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:14:27,877 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 13:14:27,879 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-28 13:14:27,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 13:14:27,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 13:14:27,890 INFO L87 Difference]: Start difference. First operand 46 states. Second operand 2 states. [2018-11-28 13:14:27,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:14:27,897 INFO L93 Difference]: Finished difference Result 46 states and 63 transitions. [2018-11-28 13:14:27,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 13:14:27,899 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 63 transitions. [2018-11-28 13:14:27,901 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 33 [2018-11-28 13:14:27,905 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 42 states and 59 transitions. [2018-11-28 13:14:27,906 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 42 [2018-11-28 13:14:27,907 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2018-11-28 13:14:27,907 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 59 transitions. [2018-11-28 13:14:27,908 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 13:14:27,908 INFO L705 BuchiCegarLoop]: Abstraction has 42 states and 59 transitions. [2018-11-28 13:14:27,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 59 transitions. [2018-11-28 13:14:27,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2018-11-28 13:14:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-11-28 13:14:27,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 59 transitions. [2018-11-28 13:14:27,933 INFO L728 BuchiCegarLoop]: Abstraction has 42 states and 59 transitions. [2018-11-28 13:14:27,933 INFO L608 BuchiCegarLoop]: Abstraction has 42 states and 59 transitions. [2018-11-28 13:14:27,933 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-28 13:14:27,933 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42 states and 59 transitions. [2018-11-28 13:14:27,934 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 33 [2018-11-28 13:14:27,934 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 13:14:27,934 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 13:14:27,935 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 13:14:27,935 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-28 13:14:27,935 INFO L794 eck$LassoCheckResult]: Stem: 138#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call ~#list~0.base, ~#list~0.offset := #Ultimate.alloc(8);call write~init~$Pointer$(0, 0, ~#list~0.base, ~#list~0.offset, 4);call write~init~$Pointer$(0, 0, ~#list~0.base, 4 + ~#list~0.offset, 4); 122#L-1 havoc main_#res;havoc main_#t~ret20, main_#t~nondet19, main_#t~ret22, main_#t~nondet21, main_#t~nondet18, main_#t~nondet23, main_#t~mem24.base, main_#t~mem24.offset, main_#t~mem25.base, main_#t~mem25.offset, main_~next~1.base, main_~next~1.offset, main_~end_point~0, main_~direction~0, main_~cursor~0.base, main_~cursor~0.offset; 123#L828-2 [2018-11-28 13:14:27,935 INFO L796 eck$LassoCheckResult]: Loop: 123#L828-2 assume !!(0 != main_#t~nondet18);havoc main_#t~nondet18; 108#L826-2 assume !(0 != main_#t~nondet19);havoc main_#t~nondet19; 109#L828-1 assume !(0 != main_#t~nondet21);havoc main_#t~nondet21; 123#L828-2 [2018-11-28 13:14:27,935 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:27,935 INFO L82 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 2 times [2018-11-28 13:14:27,935 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:27,936 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:27,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:27,937 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:27,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:27,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:14:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:14:27,947 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:27,947 INFO L82 PathProgramCache]: Analyzing trace with hash 49935, now seen corresponding path program 1 times [2018-11-28 13:14:27,947 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:27,947 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:27,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:27,949 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 13:14:27,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:27,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:14:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:14:27,954 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:14:27,954 INFO L82 PathProgramCache]: Analyzing trace with hash 37288685, now seen corresponding path program 1 times [2018-11-28 13:14:27,954 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:14:27,954 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:14:27,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:27,955 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:14:27,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:14:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:14:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:14:28,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 01:14:28 BoogieIcfgContainer [2018-11-28 13:14:28,050 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 13:14:28,051 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:14:28,051 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:14:28,051 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:14:28,051 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:14:27" (3/4) ... [2018-11-28 13:14:28,053 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-28 13:14:28,080 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_65f1988a-ed57-40f5-88e5-d68ca1259942/bin-2019/uautomizer/witness.graphml [2018-11-28 13:14:28,080 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:14:28,081 INFO L168 Benchmark]: Toolchain (without parser) took 1224.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 954.9 MB in the beginning and 1.0 GB in the end (delta: -59.0 MB). Peak memory consumption was 55.3 MB. Max. memory is 11.5 GB. [2018-11-28 13:14:28,082 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:14:28,082 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -135.2 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. [2018-11-28 13:14:28,083 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.37 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:14:28,083 INFO L168 Benchmark]: Boogie Preprocessor took 30.22 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:14:28,084 INFO L168 Benchmark]: RCFGBuilder took 374.66 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: 31.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:14:28,084 INFO L168 Benchmark]: BuchiAutomizer took 377.63 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: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. [2018-11-28 13:14:28,084 INFO L168 Benchmark]: Witness Printer took 29.90 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:14:28,087 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 364.25 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.3 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -135.2 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.37 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.22 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 374.66 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: 31.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 377.63 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: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. * Witness Printer took 29.90 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. 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 2 locations. The remainder module has 42 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.2s. 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 42 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 63 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc0 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: 825]: 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 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2d66f3ec=0, NULL=0, \result=0, end_point=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTArraySubscriptExpression@a6aebc5=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTArraySubscriptExpression@19ef2676=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTArraySubscriptExpression@a6aebc5=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3cc75b70=0, NULL=0, list=2, list=0, next=0, next=0, cursor=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45fb5cdf=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1f72bdf0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@72917936=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5f82a395=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTArraySubscriptExpression@19ef2676=0, cursor=0, direction=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 825]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L824] static list_t list; Loop: [L825] COND TRUE __VERIFIER_nondet_int() [L826] COND FALSE !(__VERIFIER_nondet_int()) [L828] COND FALSE !(__VERIFIER_nondet_int()) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...