./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-invgen/NetBSD_loop.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-invgen/NetBSD_loop.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa --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 b38f47c3dcd7731e15cfc2cee00261f352bac0ed4fe94aeeb81a5c76defb252d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 18:37:02,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 18:37:02,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 18:37:02,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 18:37:02,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 18:37:02,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 18:37:02,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 18:37:02,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 18:37:02,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 18:37:02,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 18:37:02,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 18:37:02,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 18:37:02,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 18:37:02,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 18:37:02,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 18:37:02,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 18:37:02,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 18:37:02,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 18:37:02,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 18:37:02,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 18:37:02,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 18:37:02,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 18:37:02,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 18:37:02,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 18:37:02,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 18:37:02,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 18:37:02,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 18:37:02,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 18:37:02,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 18:37:02,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 18:37:02,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 18:37:02,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 18:37:02,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 18:37:02,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 18:37:02,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 18:37:02,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 18:37:02,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 18:37:02,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 18:37:02,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 18:37:02,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 18:37:02,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 18:37:02,719 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 18:37:02,746 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 18:37:02,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 18:37:02,746 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 18:37:02,746 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 18:37:02,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 18:37:02,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 18:37:02,748 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 18:37:02,748 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 18:37:02,748 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 18:37:02,748 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 18:37:02,749 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 18:37:02,749 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 18:37:02,749 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 18:37:02,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 18:37:02,749 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 18:37:02,750 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 18:37:02,750 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 18:37:02,750 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 18:37:02,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 18:37:02,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 18:37:02,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 18:37:02,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 18:37:02,751 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 18:37:02,751 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 18:37:02,751 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 18:37:02,751 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 18:37:02,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 18:37:02,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 18:37:02,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 18:37:02,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 18:37:02,753 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 18:37:02,753 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 18:37:02,754 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 18:37:02,754 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_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b38f47c3dcd7731e15cfc2cee00261f352bac0ed4fe94aeeb81a5c76defb252d [2021-12-06 18:37:02,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 18:37:02,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 18:37:02,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 18:37:02,951 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 18:37:02,951 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 18:37:02,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/loop-invgen/NetBSD_loop.i [2021-12-06 18:37:03,002 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/data/91a2e2b5b/643adbe7873f4a559f5b890c5a323b66/FLAGb20683b96 [2021-12-06 18:37:03,419 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 18:37:03,419 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/sv-benchmarks/c/loop-invgen/NetBSD_loop.i [2021-12-06 18:37:03,424 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/data/91a2e2b5b/643adbe7873f4a559f5b890c5a323b66/FLAGb20683b96 [2021-12-06 18:37:03,433 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/data/91a2e2b5b/643adbe7873f4a559f5b890c5a323b66 [2021-12-06 18:37:03,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 18:37:03,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 18:37:03,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 18:37:03,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 18:37:03,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 18:37:03,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:37:03" (1/1) ... [2021-12-06 18:37:03,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@388d3cc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:37:03, skipping insertion in model container [2021-12-06 18:37:03,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:37:03" (1/1) ... [2021-12-06 18:37:03,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 18:37:03,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 18:37:03,557 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_631f2d66-89e1-42fb-8bf3-26da9b39abb1/sv-benchmarks/c/loop-invgen/NetBSD_loop.i[893,906] [2021-12-06 18:37:03,563 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:37:03,569 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 18:37:03,584 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_631f2d66-89e1-42fb-8bf3-26da9b39abb1/sv-benchmarks/c/loop-invgen/NetBSD_loop.i[893,906] [2021-12-06 18:37:03,587 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:37:03,597 INFO L208 MainTranslator]: Completed translation [2021-12-06 18:37:03,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:37:03 WrapperNode [2021-12-06 18:37:03,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 18:37:03,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 18:37:03,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 18:37:03,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 18:37:03,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:37:03" (1/1) ... [2021-12-06 18:37:03,610 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:37:03" (1/1) ... [2021-12-06 18:37:03,631 INFO L137 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2021-12-06 18:37:03,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 18:37:03,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 18:37:03,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 18:37:03,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 18:37:03,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:37:03" (1/1) ... [2021-12-06 18:37:03,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:37:03" (1/1) ... [2021-12-06 18:37:03,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:37:03" (1/1) ... [2021-12-06 18:37:03,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:37:03" (1/1) ... [2021-12-06 18:37:03,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:37:03" (1/1) ... [2021-12-06 18:37:03,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:37:03" (1/1) ... [2021-12-06 18:37:03,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:37:03" (1/1) ... [2021-12-06 18:37:03,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 18:37:03,651 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 18:37:03,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 18:37:03,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 18:37:03,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:37:03" (1/1) ... [2021-12-06 18:37:03,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:37:03,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:37:03,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:37:03,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 18:37:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 18:37:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 18:37:03,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 18:37:03,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 18:37:03,764 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 18:37:03,765 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 18:37:03,829 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 18:37:03,834 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 18:37:03,834 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 18:37:03,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:37:03 BoogieIcfgContainer [2021-12-06 18:37:03,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 18:37:03,836 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 18:37:03,836 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 18:37:03,839 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 18:37:03,840 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:37:03,840 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 06:37:03" (1/3) ... [2021-12-06 18:37:03,841 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b8a44bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 06:37:03, skipping insertion in model container [2021-12-06 18:37:03,841 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:37:03,841 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:37:03" (2/3) ... [2021-12-06 18:37:03,841 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b8a44bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 06:37:03, skipping insertion in model container [2021-12-06 18:37:03,841 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:37:03,841 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:37:03" (3/3) ... [2021-12-06 18:37:03,842 INFO L388 chiAutomizerObserver]: Analyzing ICFG NetBSD_loop.i [2021-12-06 18:37:03,876 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 18:37:03,877 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 18:37:03,877 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 18:37:03,877 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 18:37:03,877 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 18:37:03,877 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 18:37:03,877 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 18:37:03,877 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 18:37:03,889 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 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) [2021-12-06 18:37:03,904 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-12-06 18:37:03,904 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 18:37:03,904 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 18:37:03,909 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-06 18:37:03,909 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-06 18:37:03,909 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 18:37:03,909 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 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) [2021-12-06 18:37:03,911 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-12-06 18:37:03,911 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 18:37:03,911 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 18:37:03,912 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-06 18:37:03,912 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-06 18:37:03,917 INFO L791 eck$LassoCheckResult]: Stem: 4#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(9, 2); 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_~MAXPATHLEN~0#1, main_~pathbuf_off~0#1, main_~bound_off~0#1, main_~glob2_p_off~0#1, main_~glob2_pathbuf_off~0#1, main_~glob2_pathlim_off~0#1;havoc main_~MAXPATHLEN~0#1;havoc main_~pathbuf_off~0#1;havoc main_~bound_off~0#1;havoc main_~glob2_p_off~0#1;havoc main_~glob2_pathbuf_off~0#1;havoc main_~glob2_pathlim_off~0#1;main_~MAXPATHLEN~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 10#L33true assume main_~MAXPATHLEN~0#1 > 0 && main_~MAXPATHLEN~0#1 < 2147483647; 8#L33-1true main_~pathbuf_off~0#1 := 0;main_~bound_off~0#1 := main_~pathbuf_off~0#1 + (1 + main_~MAXPATHLEN~0#1) - 1;main_~glob2_pathbuf_off~0#1 := main_~pathbuf_off~0#1;main_~glob2_pathlim_off~0#1 := main_~bound_off~0#1;main_~glob2_p_off~0#1 := main_~glob2_pathbuf_off~0#1; 6#L38-3true [2021-12-06 18:37:03,918 INFO L793 eck$LassoCheckResult]: Loop: 6#L38-3true assume !!(main_~glob2_p_off~0#1 <= main_~glob2_pathlim_off~0#1);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 0 <= main_~glob2_p_off~0#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 14#L18true assume !(0 == __VERIFIER_assert_~cond#1); 15#L18-2true assume { :end_inline___VERIFIER_assert } true;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if main_~glob2_p_off~0#1 < 1 + main_~MAXPATHLEN~0#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 16#L18-3true assume !(0 == __VERIFIER_assert_~cond#1); 7#L18-5true assume { :end_inline___VERIFIER_assert } true; 13#L38-2true main_#t~post2#1 := main_~glob2_p_off~0#1;main_~glob2_p_off~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 6#L38-3true [2021-12-06 18:37:03,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:37:03,923 INFO L85 PathProgramCache]: Analyzing trace with hash 925607, now seen corresponding path program 1 times [2021-12-06 18:37:03,930 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:37:03,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725090944] [2021-12-06 18:37:03,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:37:03,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:37:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:37:04,001 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:37:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:37:04,025 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:37:04,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:37:04,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1397201969, now seen corresponding path program 1 times [2021-12-06 18:37:04,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:37:04,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175768254] [2021-12-06 18:37:04,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:37:04,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:37:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:37:04,040 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:37:04,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:37:04,050 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:37:04,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:37:04,051 INFO L85 PathProgramCache]: Analyzing trace with hash -1085479081, now seen corresponding path program 1 times [2021-12-06 18:37:04,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:37:04,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768603497] [2021-12-06 18:37:04,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:37:04,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:37:04,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:37:04,075 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:37:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:37:04,098 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:37:04,216 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:37:04,216 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:37:04,216 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:37:04,216 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:37:04,216 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 18:37:04,216 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:37:04,217 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:37:04,217 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:37:04,217 INFO L133 ssoRankerPreferences]: Filename of dumped script: NetBSD_loop.i_Iteration1_Loop [2021-12-06 18:37:04,217 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:37:04,217 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:37:04,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:37:04,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:37:04,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:37:04,281 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:37:04,281 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 18:37:04,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:37:04,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:37:04,284 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:37:04,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-06 18:37:04,286 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:37:04,287 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:37:04,302 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:37:04,302 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2#1=0} Honda state: {ULTIMATE.start_main_#t~post2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:37:04,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-06 18:37:04,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:37:04,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:37:04,336 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:37:04,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-06 18:37:04,338 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:37:04,338 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:37:04,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-06 18:37:04,380 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:37:04,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:37:04,381 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:37:04,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 18:37:04,382 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:37:04,382 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:37:04,436 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 18:37:04,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-06 18:37:04,438 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:37:04,438 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:37:04,438 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:37:04,439 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:37:04,439 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 18:37:04,439 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:37:04,439 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:37:04,439 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:37:04,439 INFO L133 ssoRankerPreferences]: Filename of dumped script: NetBSD_loop.i_Iteration1_Loop [2021-12-06 18:37:04,439 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:37:04,439 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:37:04,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:37:04,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:37:04,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:37:04,479 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:37:04,483 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 18:37:04,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:37:04,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:37:04,486 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:37:04,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 18:37:04,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:37:04,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:37:04,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:37:04,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:37:04,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:37:04,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:37:04,498 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:37:04,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:37:04,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:37:04,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 18:37:04,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:37:04,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:37:04,520 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:37:04,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 18:37:04,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:37:04,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:37:04,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:37:04,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:37:04,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:37:04,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:37:04,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:37:04,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:37:04,535 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 18:37:04,539 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 18:37:04,539 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 18:37:04,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:37:04,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:37:04,541 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:37:04,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 18:37:04,542 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 18:37:04,542 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 18:37:04,542 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 18:37:04,543 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~MAXPATHLEN~0#1, ULTIMATE.start_main_~glob2_p_off~0#1) = 2*ULTIMATE.start_main_~MAXPATHLEN~0#1 - 2*ULTIMATE.start_main_~glob2_p_off~0#1 + 1 Supporting invariants [] [2021-12-06 18:37:04,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 18:37:04,568 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-06 18:37:04,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:37:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:37:04,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 18:37:04,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:37:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 18:37:04,610 WARN L261 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-06 18:37:04,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 18:37:04,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 18:37:04,706 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-06 18:37:04,707 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 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, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2021-12-06 18:37:04,764 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 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, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) Result 44 states and 54 transitions. Complement of second has 9 states. [2021-12-06 18:37:04,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-06 18:37:04,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2021-12-06 18:37:04,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 38 transitions. [2021-12-06 18:37:04,771 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 38 transitions. Stem has 4 letters. Loop has 6 letters. [2021-12-06 18:37:04,771 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 18:37:04,771 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 38 transitions. Stem has 10 letters. Loop has 6 letters. [2021-12-06 18:37:04,772 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 18:37:04,772 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 38 transitions. Stem has 4 letters. Loop has 12 letters. [2021-12-06 18:37:04,772 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 18:37:04,773 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 54 transitions. [2021-12-06 18:37:04,775 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 18:37:04,777 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 0 states and 0 transitions. [2021-12-06 18:37:04,778 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-06 18:37:04,778 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-06 18:37:04,778 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-06 18:37:04,778 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 18:37:04,778 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 18:37:04,778 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 18:37:04,778 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 18:37:04,778 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 18:37:04,778 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-06 18:37:04,779 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 18:37:04,779 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-06 18:37:04,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 06:37:04 BoogieIcfgContainer [2021-12-06 18:37:04,784 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 18:37:04,784 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 18:37:04,784 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 18:37:04,784 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 18:37:04,785 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:37:03" (3/4) ... [2021-12-06 18:37:04,787 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 18:37:04,787 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 18:37:04,788 INFO L158 Benchmark]: Toolchain (without parser) took 1351.60ms. Allocated memory was 77.6MB in the beginning and 115.3MB in the end (delta: 37.7MB). Free memory was 40.2MB in the beginning and 50.3MB in the end (delta: -10.2MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2021-12-06 18:37:04,788 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 77.6MB. Free memory is still 56.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:37:04,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 160.75ms. Allocated memory was 77.6MB in the beginning and 115.3MB in the end (delta: 37.7MB). Free memory was 39.9MB in the beginning and 93.8MB in the end (delta: -53.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-12-06 18:37:04,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.02ms. Allocated memory is still 115.3MB. Free memory was 93.7MB in the beginning and 94.1MB in the end (delta: -346.2kB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2021-12-06 18:37:04,789 INFO L158 Benchmark]: Boogie Preprocessor took 18.22ms. Allocated memory is still 115.3MB. Free memory was 94.1MB in the beginning and 92.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:37:04,790 INFO L158 Benchmark]: RCFGBuilder took 184.13ms. Allocated memory is still 115.3MB. Free memory was 92.9MB in the beginning and 84.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 18:37:04,790 INFO L158 Benchmark]: BuchiAutomizer took 947.29ms. Allocated memory is still 115.3MB. Free memory was 84.2MB in the beginning and 51.0MB in the end (delta: 33.1MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2021-12-06 18:37:04,790 INFO L158 Benchmark]: Witness Printer took 2.83ms. Allocated memory is still 115.3MB. Free memory was 51.0MB in the beginning and 50.3MB in the end (delta: 709.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 18:37:04,793 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 77.6MB. Free memory is still 56.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 160.75ms. Allocated memory was 77.6MB in the beginning and 115.3MB in the end (delta: 37.7MB). Free memory was 39.9MB in the beginning and 93.8MB in the end (delta: -53.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.02ms. Allocated memory is still 115.3MB. Free memory was 93.7MB in the beginning and 94.1MB in the end (delta: -346.2kB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.22ms. Allocated memory is still 115.3MB. Free memory was 94.1MB in the beginning and 92.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 184.13ms. Allocated memory is still 115.3MB. Free memory was 92.9MB in the beginning and 84.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 947.29ms. Allocated memory is still 115.3MB. Free memory was 84.2MB in the beginning and 51.0MB in the end (delta: 33.1MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. * Witness Printer took 2.83ms. Allocated memory is still 115.3MB. Free memory was 51.0MB in the beginning and 50.3MB in the end (delta: 709.9kB). Peak memory consumption was 2.1MB. 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 (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * glob2_p_off + 2 * MAXPATHLEN + 1 and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 14 mSDtfsCounter, 19 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital24 mio100 ax100 hnf100 lsp75 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq133 hnf95 smp100 dnf100 smp100 tf108 neg100 sie108 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 15ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-06 18:37:04,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 18:37:05,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f2d66-89e1-42fb-8bf3-26da9b39abb1/bin/uautomizer-DrprNOufMa/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