./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0019_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0019_1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0 --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 e7870b42a63b59b364c5190e807226b403761bdc30acb17e66a1329fa0ed9e16 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:15:21,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:15:21,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:15:21,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:15:21,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:15:21,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:15:21,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:15:21,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:15:21,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:15:21,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:15:21,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:15:21,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:15:21,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:15:21,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:15:21,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:15:21,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:15:21,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:15:21,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:15:21,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:15:21,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:15:21,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:15:21,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:15:21,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:15:21,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:15:21,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:15:21,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:15:21,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:15:21,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:15:21,809 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:15:21,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:15:21,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:15:21,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:15:21,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:15:21,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:15:21,820 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:15:21,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:15:21,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:15:21,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:15:21,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:15:21,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:15:21,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:15:21,826 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-22 15:15:21,885 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:15:21,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:15:21,887 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:15:21,887 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:15:21,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:15:21,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:15:21,891 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:15:21,891 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-22 15:15:21,892 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-22 15:15:21,892 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-22 15:15:21,894 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-22 15:15:21,894 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-22 15:15:21,895 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-22 15:15:21,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:15:21,895 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 15:15:21,896 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 15:15:21,896 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 15:15:21,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 15:15:21,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:15:21,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-22 15:15:21,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-22 15:15:21,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-22 15:15:21,898 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 15:15:21,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 15:15:21,899 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-22 15:15:21,899 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:15:21,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-22 15:15:21,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:15:21,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:15:21,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:15:21,904 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 15:15:21,904 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:15:21,906 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-22 15:15:21,907 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7870b42a63b59b364c5190e807226b403761bdc30acb17e66a1329fa0ed9e16 [2021-11-22 15:15:22,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:15:22,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:15:22,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:15:22,449 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:15:22,451 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:15:22,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/list-ext-properties/test-0019_1-1.i [2021-11-22 15:15:22,557 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/data/8888cc330/0b6e16e843844acbb7656dd53f079343/FLAGb1bcbcf45 [2021-11-22 15:15:23,522 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:15:23,523 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/sv-benchmarks/c/list-ext-properties/test-0019_1-1.i [2021-11-22 15:15:23,540 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/data/8888cc330/0b6e16e843844acbb7656dd53f079343/FLAGb1bcbcf45 [2021-11-22 15:15:23,744 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/data/8888cc330/0b6e16e843844acbb7656dd53f079343 [2021-11-22 15:15:23,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:15:23,749 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:15:23,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:15:23,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:15:23,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:15:23,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:15:23" (1/1) ... [2021-11-22 15:15:23,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@756f2782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:23, skipping insertion in model container [2021-11-22 15:15:23,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:15:23" (1/1) ... [2021-11-22 15:15:23,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:15:23,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:15:24,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:15:24,209 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 15:15:24,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:15:24,296 INFO L208 MainTranslator]: Completed translation [2021-11-22 15:15:24,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:24 WrapperNode [2021-11-22 15:15:24,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:15:24,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 15:15:24,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 15:15:24,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 15:15:24,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:24" (1/1) ... [2021-11-22 15:15:24,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:24" (1/1) ... [2021-11-22 15:15:24,352 INFO L137 Inliner]: procedures = 125, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2021-11-22 15:15:24,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 15:15:24,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 15:15:24,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 15:15:24,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 15:15:24,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:24" (1/1) ... [2021-11-22 15:15:24,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:24" (1/1) ... [2021-11-22 15:15:24,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:24" (1/1) ... [2021-11-22 15:15:24,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:24" (1/1) ... [2021-11-22 15:15:24,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:24" (1/1) ... [2021-11-22 15:15:24,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:24" (1/1) ... [2021-11-22 15:15:24,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:24" (1/1) ... [2021-11-22 15:15:24,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 15:15:24,387 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 15:15:24,388 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 15:15:24,388 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 15:15:24,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:24" (1/1) ... [2021-11-22 15:15:24,405 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:15:24,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:15:24,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:15:24,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-22 15:15:24,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 15:15:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 15:15:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 15:15:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 15:15:24,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 15:15:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 15:15:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 15:15:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 15:15:24,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 15:15:24,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 15:15:24,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 15:15:24,682 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 15:15:24,685 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 15:15:24,998 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 15:15:25,011 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 15:15:25,024 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 15:15:25,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:15:25 BoogieIcfgContainer [2021-11-22 15:15:25,027 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 15:15:25,029 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-22 15:15:25,029 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-22 15:15:25,034 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-22 15:15:25,035 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:15:25,035 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.11 03:15:23" (1/3) ... [2021-11-22 15:15:25,049 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4df706a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 03:15:25, skipping insertion in model container [2021-11-22 15:15:25,049 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:15:25,050 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:24" (2/3) ... [2021-11-22 15:15:25,050 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4df706a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 03:15:25, skipping insertion in model container [2021-11-22 15:15:25,050 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:15:25,051 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:15:25" (3/3) ... [2021-11-22 15:15:25,053 INFO L388 chiAutomizerObserver]: Analyzing ICFG test-0019_1-1.i [2021-11-22 15:15:25,120 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-22 15:15:25,120 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-22 15:15:25,120 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-22 15:15:25,120 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-22 15:15:25,121 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-22 15:15:25,121 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-22 15:15:25,121 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-22 15:15:25,121 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-22 15:15:25,141 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:15:25,182 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-22 15:15:25,182 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-22 15:15:25,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.11 03:15:25 BoogieIcfgContainer [2021-11-22 15:15:25,205 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-22 15:15:25,206 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 15:15:25,206 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 15:15:25,208 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 15:15:25,209 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:15:25" (3/4) ... [2021-11-22 15:15:25,213 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-22 15:15:25,213 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 15:15:25,216 INFO L158 Benchmark]: Toolchain (without parser) took 1465.02ms. Allocated memory is still 102.8MB. Free memory was 60.3MB in the beginning and 47.1MB in the end (delta: 13.3MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2021-11-22 15:15:25,217 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 102.8MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:15:25,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 545.82ms. Allocated memory is still 102.8MB. Free memory was 60.2MB in the beginning and 71.0MB in the end (delta: -10.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 15:15:25,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.22ms. Allocated memory is still 102.8MB. Free memory was 71.0MB in the beginning and 69.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:15:25,220 INFO L158 Benchmark]: Boogie Preprocessor took 32.91ms. Allocated memory is still 102.8MB. Free memory was 69.3MB in the beginning and 68.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:15:25,222 INFO L158 Benchmark]: RCFGBuilder took 640.25ms. Allocated memory is still 102.8MB. Free memory was 67.6MB in the beginning and 52.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-22 15:15:25,223 INFO L158 Benchmark]: BuchiAutomizer took 176.07ms. Allocated memory is still 102.8MB. Free memory was 52.5MB in the beginning and 47.5MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 15:15:25,224 INFO L158 Benchmark]: Witness Printer took 7.37ms. Allocated memory is still 102.8MB. Free memory was 47.5MB in the beginning and 47.1MB in the end (delta: 414.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:15:25,231 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 102.8MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 545.82ms. Allocated memory is still 102.8MB. Free memory was 60.2MB in the beginning and 71.0MB in the end (delta: -10.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.22ms. Allocated memory is still 102.8MB. Free memory was 71.0MB in the beginning and 69.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.91ms. Allocated memory is still 102.8MB. Free memory was 69.3MB in the beginning and 68.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 640.25ms. Allocated memory is still 102.8MB. Free memory was 67.6MB in the beginning and 52.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 176.07ms. Allocated memory is still 102.8MB. Free memory was 52.5MB in the beginning and 47.5MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 7.37ms. Allocated memory is still 102.8MB. Free memory was 47.5MB in the beginning and 47.1MB in the end (delta: 414.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.0s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-22 15:15:25,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_544ad246-9152-4f72-83f4-6d24a7d5292d/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE