./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/nec40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/nec40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8 --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 a8ae9bcd5a551c2558190e4ca1b7d8543f9adf38b9d950429bd2292753c8e588 --- 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-e04fb08 [2022-11-16 12:18:35,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:18:35,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:18:35,648 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:18:35,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:18:35,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:18:35,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:18:35,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:18:35,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:18:35,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:18:35,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:18:35,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:18:35,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:18:35,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:18:35,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:18:35,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:18:35,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:18:35,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:18:35,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:18:35,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:18:35,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:18:35,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:18:35,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:18:35,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:18:35,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:18:35,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:18:35,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:18:35,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:18:35,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:18:35,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:18:35,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:18:35,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:18:35,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:18:35,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:18:35,720 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:18:35,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:18:35,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:18:35,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:18:35,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:18:35,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:18:35,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:18:35,725 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-16 12:18:35,765 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:18:35,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:18:35,766 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:18:35,767 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:18:35,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:18:35,768 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:18:35,768 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:18:35,768 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-16 12:18:35,769 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-16 12:18:35,769 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-16 12:18:35,770 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-16 12:18:35,770 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-16 12:18:35,770 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-16 12:18:35,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:18:35,771 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:18:35,771 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:18:35,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:18:35,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:18:35,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:18:35,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-16 12:18:35,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-16 12:18:35,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-16 12:18:35,772 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:18:35,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:18:35,773 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-16 12:18:35,773 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:18:35,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-16 12:18:35,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:18:35,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:18:35,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:18:35,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:18:35,777 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-16 12:18:35,777 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_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8ae9bcd5a551c2558190e4ca1b7d8543f9adf38b9d950429bd2292753c8e588 [2022-11-16 12:18:36,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:18:36,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:18:36,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:18:36,114 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:18:36,115 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:18:36,117 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/loops/nec40.c [2022-11-16 12:18:36,242 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/data/f4087726f/bdd4a319b9d04ff0bd26bf359bbea8b9/FLAGa5635ab62 [2022-11-16 12:18:36,700 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:18:36,701 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/sv-benchmarks/c/loops/nec40.c [2022-11-16 12:18:36,705 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/data/f4087726f/bdd4a319b9d04ff0bd26bf359bbea8b9/FLAGa5635ab62 [2022-11-16 12:18:37,106 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/data/f4087726f/bdd4a319b9d04ff0bd26bf359bbea8b9 [2022-11-16 12:18:37,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:18:37,112 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:18:37,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:18:37,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:18:37,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:18:37,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:18:37" (1/1) ... [2022-11-16 12:18:37,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e5e55c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:37, skipping insertion in model container [2022-11-16 12:18:37,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:18:37" (1/1) ... [2022-11-16 12:18:37,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:18:37,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:18:37,351 WARN L229 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_0f8b9b54-552a-4728-9f2b-67bd2b008959/sv-benchmarks/c/loops/nec40.c[317,330] [2022-11-16 12:18:37,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:18:37,378 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:18:37,396 WARN L229 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_0f8b9b54-552a-4728-9f2b-67bd2b008959/sv-benchmarks/c/loops/nec40.c[317,330] [2022-11-16 12:18:37,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:18:37,432 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:18:37,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:37 WrapperNode [2022-11-16 12:18:37,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:18:37,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:18:37,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:18:37,437 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:18:37,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:37" (1/1) ... [2022-11-16 12:18:37,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:37" (1/1) ... [2022-11-16 12:18:37,485 INFO L138 Inliner]: procedures = 13, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 58 [2022-11-16 12:18:37,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:18:37,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:18:37,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:18:37,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:18:37,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:37" (1/1) ... [2022-11-16 12:18:37,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:37" (1/1) ... [2022-11-16 12:18:37,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:37" (1/1) ... [2022-11-16 12:18:37,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:37" (1/1) ... [2022-11-16 12:18:37,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:37" (1/1) ... [2022-11-16 12:18:37,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:37" (1/1) ... [2022-11-16 12:18:37,532 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:37" (1/1) ... [2022-11-16 12:18:37,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:37" (1/1) ... [2022-11-16 12:18:37,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:18:37,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:18:37,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:18:37,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:18:37,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:37" (1/1) ... [2022-11-16 12:18:37,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:18:37,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:18:37,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:18:37,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-16 12:18:37,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 12:18:37,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:18:37,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:18:37,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:18:37,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 12:18:37,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:18:37,748 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:18:37,751 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:18:37,899 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:18:37,905 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:18:37,905 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:18:37,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:18:37 BoogieIcfgContainer [2022-11-16 12:18:37,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:18:37,908 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-16 12:18:37,908 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-16 12:18:37,912 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-16 12:18:37,913 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:18:37,913 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.11 12:18:37" (1/3) ... [2022-11-16 12:18:37,914 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2be45766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:18:37, skipping insertion in model container [2022-11-16 12:18:37,914 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:18:37,915 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:18:37" (2/3) ... [2022-11-16 12:18:37,915 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2be45766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:18:37, skipping insertion in model container [2022-11-16 12:18:37,915 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:18:37,915 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:18:37" (3/3) ... [2022-11-16 12:18:37,917 INFO L332 chiAutomizerObserver]: Analyzing ICFG nec40.c [2022-11-16 12:18:38,005 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-16 12:18:38,005 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-16 12:18:38,006 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-16 12:18:38,006 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-16 12:18:38,006 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-16 12:18:38,006 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-16 12:18:38,006 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-16 12:18:38,006 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-16 12:18:38,016 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 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) [2022-11-16 12:18:38,049 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-16 12:18:38,054 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:18:38,055 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:18:38,060 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-16 12:18:38,060 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-16 12:18:38,061 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-16 12:18:38,061 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 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) [2022-11-16 12:18:38,065 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-16 12:18:38,065 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:18:38,066 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:18:38,066 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-16 12:18:38,066 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-16 12:18:38,074 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int(110, 2, 0, 1);call write~init~int(101, 2, 1, 1);call write~init~int(99, 2, 2, 1);call write~init~int(52, 2, 3, 1);call write~init~int(48, 2, 4, 1);call write~init~int(46, 2, 5, 1);call write~init~int(99, 2, 6, 1);call write~init~int(0, 2, 7, 1);call #Ultimate.allocInit(12, 3);~#x~0.base, ~#x~0.offset := 4, 0;call #Ultimate.allocInit(100, 4);#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#x~0.base);~#y~0.base, ~#y~0.offset := 5, 0;call #Ultimate.allocInit(100, 5);#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#y~0.base);~i~0 := 0;~j~0 := 0;~k~0 := 0; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~mem6#1, main_#t~post7#1, main_#t~mem5#1, main_#t~mem8#1;~k~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~i~0 := 0; 13#L20-3true [2022-11-16 12:18:38,075 INFO L750 eck$LassoCheckResult]: Loop: 13#L20-3true call main_#t~mem5#1 := read~int(~#x~0.base, ~#x~0.offset + ~i~0, 1); 14#L20-1true assume !!(0 != main_#t~mem5#1);havoc main_#t~mem5#1;call main_#t~mem6#1 := read~int(~#x~0.base, ~#x~0.offset + ~i~0, 1);call write~int(main_#t~mem6#1, ~#y~0.base, ~#y~0.offset + ~i~0, 1);havoc main_#t~mem6#1;main_#t~post7#1 := ~i~0;~i~0 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 13#L20-3true [2022-11-16 12:18:38,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:18:38,090 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-16 12:18:38,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:18:38,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331937717] [2022-11-16 12:18:38,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:18:38,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:18:38,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:18:38,265 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:18:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:18:38,333 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:18:38,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:18:38,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1190, now seen corresponding path program 1 times [2022-11-16 12:18:38,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:18:38,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628624894] [2022-11-16 12:18:38,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:18:38,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:18:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:18:38,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:18:38,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:18:38,418 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:18:38,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:18:38,423 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2022-11-16 12:18:38,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:18:38,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367171506] [2022-11-16 12:18:38,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:18:38,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:18:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:18:38,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:18:38,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:18:38,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367171506] [2022-11-16 12:18:38,857 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367171506] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:18:38,857 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:18:38,857 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:18:38,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345775788] [2022-11-16 12:18:38,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:18:38,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:18:39,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:18:39,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:18:39,041 INFO L87 Difference]: Start difference. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 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) Second operand has 5 states, 4 states have (on average 1.0) internal successors, (4), 4 states have internal predecessors, (4), 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) [2022-11-16 12:18:39,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:18:39,131 INFO L93 Difference]: Finished difference Result 14 states and 15 transitions. [2022-11-16 12:18:39,133 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 15 transitions. [2022-11-16 12:18:39,134 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:18:39,137 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 0 states and 0 transitions. [2022-11-16 12:18:39,138 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 12:18:39,138 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 12:18:39,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 12:18:39,139 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:18:39,139 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:18:39,139 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:18:39,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 12:18:39,144 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:18:39,160 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-16 12:18:39,160 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:18:39,161 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:18:39,161 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-16 12:18:39,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 16.11 12:18:39 BoogieIcfgContainer [2022-11-16 12:18:39,168 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-16 12:18:39,169 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:18:39,169 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:18:39,170 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:18:39,170 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:18:37" (3/4) ... [2022-11-16 12:18:39,173 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:18:39,174 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:18:39,175 INFO L158 Benchmark]: Toolchain (without parser) took 2062.09ms. Allocated memory is still 155.2MB. Free memory was 117.5MB in the beginning and 79.2MB in the end (delta: 38.4MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2022-11-16 12:18:39,176 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory was 56.7MB in the beginning and 56.7MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:18:39,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.33ms. Allocated memory is still 155.2MB. Free memory was 117.5MB in the beginning and 130.4MB in the end (delta: -12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 12:18:39,177 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.33ms. Allocated memory is still 155.2MB. Free memory was 130.4MB in the beginning and 129.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:18:39,178 INFO L158 Benchmark]: Boogie Preprocessor took 54.91ms. Allocated memory is still 155.2MB. Free memory was 129.1MB in the beginning and 127.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:18:39,179 INFO L158 Benchmark]: RCFGBuilder took 364.35ms. Allocated memory is still 155.2MB. Free memory was 127.8MB in the beginning and 116.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 12:18:39,180 INFO L158 Benchmark]: BuchiAutomizer took 1260.41ms. Allocated memory is still 155.2MB. Free memory was 116.1MB in the beginning and 79.6MB in the end (delta: 36.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-16 12:18:39,181 INFO L158 Benchmark]: Witness Printer took 4.62ms. Allocated memory is still 155.2MB. Free memory was 79.6MB in the beginning and 79.2MB in the end (delta: 406.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:18:39,184 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory was 56.7MB in the beginning and 56.7MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.33ms. Allocated memory is still 155.2MB. Free memory was 117.5MB in the beginning and 130.4MB in the end (delta: -12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.33ms. Allocated memory is still 155.2MB. Free memory was 130.4MB in the beginning and 129.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.91ms. Allocated memory is still 155.2MB. Free memory was 129.1MB in the beginning and 127.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 364.35ms. Allocated memory is still 155.2MB. Free memory was 127.8MB in the beginning and 116.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 1260.41ms. Allocated memory is still 155.2MB. Free memory was 116.1MB in the beginning and 79.6MB in the end (delta: 36.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Witness Printer took 4.62ms. Allocated memory is still 155.2MB. Free memory was 79.6MB in the beginning and 79.2MB in the end (delta: 406.9kB). 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 Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic). 1 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 1. 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: 0 mSolverCounterUnknown, 13 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13 mSDsluCounter, 19 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 11 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-16 12:18:39,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8b9b54-552a-4728-9f2b-67bd2b008959/bin/uautomizer-tPACEb0tL8/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