./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/rule60_list2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/rule60_list2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt --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 2ab50e26e6f5e14d4b2965496bdd00ba16261c4e ........................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:45:15,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:45:15,742 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:45:15,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:45:15,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:45:15,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:45:15,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:45:15,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:45:15,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:45:15,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:45:15,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:45:15,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:45:15,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:45:15,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:45:15,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:45:15,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:45:15,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:45:15,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:45:15,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:45:15,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:45:15,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:45:15,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:45:15,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:45:15,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:45:15,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:45:15,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:45:15,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:45:15,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:45:15,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:45:15,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:45:15,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:45:15,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:45:15,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:45:15,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:45:15,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:45:15,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:45:15,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:45:15,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:45:15,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:45:15,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:45:15,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:45:15,834 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-13 00:45:15,869 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:45:15,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:45:15,870 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:45:15,870 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:45:15,872 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:45:15,872 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:45:15,872 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:45:15,873 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 00:45:15,873 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 00:45:15,873 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 00:45:15,874 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 00:45:15,874 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 00:45:15,874 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 00:45:15,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:45:15,875 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:45:15,875 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:45:15,875 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:45:15,876 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:45:15,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:45:15,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 00:45:15,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 00:45:15,877 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 00:45:15,877 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:45:15,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:45:15,877 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 00:45:15,878 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:45:15,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 00:45:15,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:45:15,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:45:15,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:45:15,879 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:45:15,880 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:45:15,881 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 00:45:15,881 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_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ab50e26e6f5e14d4b2965496bdd00ba16261c4e [2021-10-13 00:45:16,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:45:16,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:45:16,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:45:16,196 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:45:16,197 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:45:16,198 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/ldv-regression/rule60_list2.i [2021-10-13 00:45:16,293 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/data/361679e65/1d08aa810add446294ab60797f6f0139/FLAGbcd43c5ab [2021-10-13 00:45:16,883 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:45:16,883 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/sv-benchmarks/c/ldv-regression/rule60_list2.i [2021-10-13 00:45:16,898 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/data/361679e65/1d08aa810add446294ab60797f6f0139/FLAGbcd43c5ab [2021-10-13 00:45:17,174 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/data/361679e65/1d08aa810add446294ab60797f6f0139 [2021-10-13 00:45:17,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:45:17,178 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:45:17,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:45:17,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:45:17,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:45:17,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:45:17" (1/1) ... [2021-10-13 00:45:17,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34a9f911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:17, skipping insertion in model container [2021-10-13 00:45:17,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:45:17" (1/1) ... [2021-10-13 00:45:17,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:45:17,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:45:17,453 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/sv-benchmarks/c/ldv-regression/rule60_list2.i[292,305] [2021-10-13 00:45:17,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:45:17,677 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:45:17,693 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/sv-benchmarks/c/ldv-regression/rule60_list2.i[292,305] [2021-10-13 00:45:17,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:45:17,790 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:45:17,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:17 WrapperNode [2021-10-13 00:45:17,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:45:17,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:45:17,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:45:17,793 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:45:17,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:17" (1/1) ... [2021-10-13 00:45:17,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:17" (1/1) ... [2021-10-13 00:45:17,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:45:17,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:45:17,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:45:17,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:45:17,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:17" (1/1) ... [2021-10-13 00:45:17,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:17" (1/1) ... [2021-10-13 00:45:17,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:17" (1/1) ... [2021-10-13 00:45:17,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:17" (1/1) ... [2021-10-13 00:45:17,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:17" (1/1) ... [2021-10-13 00:45:17,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:17" (1/1) ... [2021-10-13 00:45:17,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:17" (1/1) ... [2021-10-13 00:45:17,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:45:17,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:45:17,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:45:17,880 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:45:17,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:17" (1/1) ... [2021-10-13 00:45:17,889 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:45:17,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:45:17,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:45:17,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 00:45:17,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:45:17,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 00:45:17,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:45:17,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:45:17,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:45:18,454 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:45:18,455 INFO L299 CfgBuilder]: Removed 30 assume(true) statements. [2021-10-13 00:45:18,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:45:18 BoogieIcfgContainer [2021-10-13 00:45:18,457 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:45:18,458 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 00:45:18,458 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 00:45:18,465 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 00:45:18,466 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:45:18,467 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 12:45:17" (1/3) ... [2021-10-13 00:45:18,469 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79081f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:45:18, skipping insertion in model container [2021-10-13 00:45:18,470 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:45:18,470 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:17" (2/3) ... [2021-10-13 00:45:18,471 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@79081f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:45:18, skipping insertion in model container [2021-10-13 00:45:18,471 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:45:18,471 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:45:18" (3/3) ... [2021-10-13 00:45:18,476 INFO L389 chiAutomizerObserver]: Analyzing ICFG rule60_list2.i [2021-10-13 00:45:18,534 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 00:45:18,534 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 00:45:18,534 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 00:45:18,534 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 00:45:18,535 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 00:45:18,535 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 00:45:18,535 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 00:45:18,535 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 00:45:18,554 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 32 states, 31 states have (on average 1.3870967741935485) internal successors, (43), 31 states have internal predecessors, (43), 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) [2021-10-13 00:45:18,592 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:45:18,592 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-13 00:45:18,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 12:45:18 BoogieIcfgContainer [2021-10-13 00:45:18,598 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 00:45:18,599 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:45:18,599 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:45:18,600 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:45:18,600 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:45:18" (3/4) ... [2021-10-13 00:45:18,604 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:45:18,604 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:45:18,607 INFO L168 Benchmark]: Toolchain (without parser) took 1426.68 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 63.5 MB in the beginning and 78.8 MB in the end (delta: -15.3 MB). Peak memory consumption was 2.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:45:18,608 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 83.9 MB. Free memory is still 62.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:45:18,609 INFO L168 Benchmark]: CACSL2BoogieTranslator took 611.05 ms. Allocated memory is still 83.9 MB. Free memory was 63.3 MB in the beginning and 54.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:45:18,610 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.79 ms. Allocated memory is still 83.9 MB. Free memory was 54.1 MB in the beginning and 52.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:45:18,611 INFO L168 Benchmark]: Boogie Preprocessor took 29.33 ms. Allocated memory is still 83.9 MB. Free memory was 52.2 MB in the beginning and 50.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:45:18,611 INFO L168 Benchmark]: RCFGBuilder took 577.09 ms. Allocated memory is still 83.9 MB. Free memory was 50.7 MB in the beginning and 38.5 MB in the end (delta: 12.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:45:18,612 INFO L168 Benchmark]: BuchiAutomizer took 140.40 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 38.3 MB in the beginning and 79.1 MB in the end (delta: -40.8 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:45:18,613 INFO L168 Benchmark]: Witness Printer took 5.17 ms. Allocated memory is still 102.8 MB. Free memory was 79.1 MB in the beginning and 78.8 MB in the end (delta: 302.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:45:18,618 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 83.9 MB. Free memory is still 62.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 611.05 ms. Allocated memory is still 83.9 MB. Free memory was 63.3 MB in the beginning and 54.3 MB in the end (delta: 9.0 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 56.79 ms. Allocated memory is still 83.9 MB. Free memory was 54.1 MB in the beginning and 52.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 29.33 ms. Allocated memory is still 83.9 MB. Free memory was 52.2 MB in the beginning and 50.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 577.09 ms. Allocated memory is still 83.9 MB. Free memory was 50.7 MB in the beginning and 38.5 MB in the end (delta: 12.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 140.40 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 38.3 MB in the beginning and 79.1 MB in the end (delta: -40.8 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. * Witness Printer took 5.17 ms. Allocated memory is still 102.8 MB. Free memory was 79.1 MB in the beginning and 78.8 MB in the end (delta: 302.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * 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: No data available 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! [2021-10-13 00:45:18,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8d21f4b-5676-45f2-8af9-9390f79a5b02/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...