./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62906690-fcf4-4a7e-8926-93b6cefaee44/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62906690-fcf4-4a7e-8926-93b6cefaee44/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62906690-fcf4-4a7e-8926-93b6cefaee44/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62906690-fcf4-4a7e-8926-93b6cefaee44/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62906690-fcf4-4a7e-8926-93b6cefaee44/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62906690-fcf4-4a7e-8926-93b6cefaee44/bin/uautomizer-J5u9QxTXDZ --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 78258e8e1e0a9153dcadc40b279c1b949f89012dbb716c6b1987705528a7bf55 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:12:52,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:12:52,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:12:52,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:12:52,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:12:52,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:12:52,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:12:52,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:12:52,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:12:52,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:12:52,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:12:52,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:12:52,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:12:52,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:12:52,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:12:52,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:12:52,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:12:52,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:12:52,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:12:52,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:12:52,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:12:52,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:12:52,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:12:52,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:12:52,819 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:12:52,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:12:52,820 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:12:52,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:12:52,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:12:52,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:12:52,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:12:52,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:12:52,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:12:52,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:12:52,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:12:52,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:12:52,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:12:52,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:12:52,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:12:52,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:12:52,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:12:52,838 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62906690-fcf4-4a7e-8926-93b6cefaee44/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:12:52,872 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:12:52,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:12:52,873 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:12:52,873 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:12:52,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:12:52,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:12:52,875 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:12:52,875 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:12:52,875 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:12:52,875 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:12:52,876 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:12:52,876 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:12:52,876 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:12:52,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:12:52,876 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:12:52,877 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:12:52,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:12:52,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:12:52,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:12:52,877 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:12:52,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:12:52,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:12:52,878 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:12:52,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:12:52,878 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:12:52,879 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:12:52,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:12:52,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:12:52,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:12:52,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:12:52,880 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:12:52,881 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:12:52,881 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_62906690-fcf4-4a7e-8926-93b6cefaee44/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62906690-fcf4-4a7e-8926-93b6cefaee44/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78258e8e1e0a9153dcadc40b279c1b949f89012dbb716c6b1987705528a7bf55 [2022-10-17 10:12:53,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:12:53,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:12:53,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:12:53,184 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:12:53,185 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:12:53,187 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62906690-fcf4-4a7e-8926-93b6cefaee44/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c [2022-10-17 10:12:53,256 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62906690-fcf4-4a7e-8926-93b6cefaee44/bin/uautomizer-J5u9QxTXDZ/data/1a5e715fd/f464a8ef86da482f99301b2ae475edb1/FLAG713e60b67 [2022-10-17 10:12:54,229 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:12:54,231 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62906690-fcf4-4a7e-8926-93b6cefaee44/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c [2022-10-17 10:12:54,290 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62906690-fcf4-4a7e-8926-93b6cefaee44/bin/uautomizer-J5u9QxTXDZ/data/1a5e715fd/f464a8ef86da482f99301b2ae475edb1/FLAG713e60b67 [2022-10-17 10:12:54,609 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62906690-fcf4-4a7e-8926-93b6cefaee44/bin/uautomizer-J5u9QxTXDZ/data/1a5e715fd/f464a8ef86da482f99301b2ae475edb1 [2022-10-17 10:12:54,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:12:54,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:12:54,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:12:54,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:12:54,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:12:54,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:12:54" (1/1) ... [2022-10-17 10:12:54,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6362fdea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:54, skipping insertion in model container [2022-10-17 10:12:54,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:12:54" (1/1) ... [2022-10-17 10:12:54,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:12:54,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:12:55,206 WARN L230 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_62906690-fcf4-4a7e-8926-93b6cefaee44/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c[2267,2280] [2022-10-17 10:12:56,642 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:12:56,666 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:12:56,690 WARN L230 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_62906690-fcf4-4a7e-8926-93b6cefaee44/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.3-2.c[2267,2280] [2022-10-17 10:12:57,667 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:12:57,748 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:12:57,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:57 WrapperNode [2022-10-17 10:12:57,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:12:57,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:12:57,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:12:57,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:12:57,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:57" (1/1) ... [2022-10-17 10:12:58,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:57" (1/1) ... [2022-10-17 10:13:13,649 INFO L138 Inliner]: procedures = 101, calls = 11881, calls flagged for inlining = 412, calls inlined = 12124, statements flattened = 1048871 [2022-10-17 10:13:13,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:13:13,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:13:13,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:13:13,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:13:13,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:57" (1/1) ... [2022-10-17 10:13:13,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:57" (1/1) ... [2022-10-17 10:13:18,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:57" (1/1) ... [2022-10-17 10:13:18,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:12:57" (1/1) ...