./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/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_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/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 64bit --witnessprinter.graph.data.programhash f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 00:08:36,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 00:08:36,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 00:08:36,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 00:08:36,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 00:08:36,531 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 00:08:36,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 00:08:36,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 00:08:36,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 00:08:36,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 00:08:36,547 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 00:08:36,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 00:08:36,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 00:08:36,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 00:08:36,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 00:08:36,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 00:08:36,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 00:08:36,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 00:08:36,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 00:08:36,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 00:08:36,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 00:08:36,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 00:08:36,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 00:08:36,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 00:08:36,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 00:08:36,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 00:08:36,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 00:08:36,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 00:08:36,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 00:08:36,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 00:08:36,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 00:08:36,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 00:08:36,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 00:08:36,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 00:08:36,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 00:08:36,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 00:08:36,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 00:08:36,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 00:08:36,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 00:08:36,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 00:08:36,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 00:08:36,579 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-07 00:08:36,603 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 00:08:36,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 00:08:36,604 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 00:08:36,604 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 00:08:36,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 00:08:36,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 00:08:36,606 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 00:08:36,606 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-07 00:08:36,606 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-07 00:08:36,606 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-07 00:08:36,606 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-07 00:08:36,606 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-07 00:08:36,607 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-07 00:08:36,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 00:08:36,607 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-07 00:08:36,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 00:08:36,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 00:08:36,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-07 00:08:36,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-07 00:08:36,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-07 00:08:36,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 00:08:36,608 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-07 00:08:36,608 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 00:08:36,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-07 00:08:36,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 00:08:36,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 00:08:36,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 00:08:36,609 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 00:08:36,610 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 00:08:36,611 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-07 00:08:36,611 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_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e [2021-12-07 00:08:36,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 00:08:36,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 00:08:36,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 00:08:36,811 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 00:08:36,811 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 00:08:36,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2021-12-07 00:08:36,856 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/data/ff151e22e/f920853bed1b4ade9e4d2b42eb9c06f5/FLAG0368175a4 [2021-12-07 00:08:37,359 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 00:08:37,359 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2021-12-07 00:08:37,365 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/data/ff151e22e/f920853bed1b4ade9e4d2b42eb9c06f5/FLAG0368175a4 [2021-12-07 00:08:37,869 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/data/ff151e22e/f920853bed1b4ade9e4d2b42eb9c06f5 [2021-12-07 00:08:37,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 00:08:37,873 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 00:08:37,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 00:08:37,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 00:08:37,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 00:08:37,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:08:37" (1/1) ... [2021-12-07 00:08:37,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e640e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:08:37, skipping insertion in model container [2021-12-07 00:08:37,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:08:37" (1/1) ... [2021-12-07 00:08:37,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 00:08:37,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 00:08:37,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:08:37,997 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 00:08:38,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:08:38,014 INFO L208 MainTranslator]: Completed translation [2021-12-07 00:08:38,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:08:38 WrapperNode [2021-12-07 00:08:38,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 00:08:38,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 00:08:38,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 00:08:38,016 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 00:08:38,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:08:38" (1/1) ... [2021-12-07 00:08:38,024 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:08:38" (1/1) ... [2021-12-07 00:08:38,035 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2021-12-07 00:08:38,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 00:08:38,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 00:08:38,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 00:08:38,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 00:08:38,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:08:38" (1/1) ... [2021-12-07 00:08:38,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:08:38" (1/1) ... [2021-12-07 00:08:38,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:08:38" (1/1) ... [2021-12-07 00:08:38,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:08:38" (1/1) ... [2021-12-07 00:08:38,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:08:38" (1/1) ... [2021-12-07 00:08:38,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:08:38" (1/1) ... [2021-12-07 00:08:38,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:08:38" (1/1) ... [2021-12-07 00:08:38,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 00:08:38,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 00:08:38,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 00:08:38,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 00:08:38,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:08:38" (1/1) ... [2021-12-07 00:08:38,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:38,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:38,072 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:38,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-07 00:08:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 00:08:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 00:08:38,144 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 00:08:38,146 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 00:08:38,205 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 00:08:38,210 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 00:08:38,211 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-07 00:08:38,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:08:38 BoogieIcfgContainer [2021-12-07 00:08:38,212 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 00:08:38,213 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-07 00:08:38,213 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-07 00:08:38,215 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-07 00:08:38,216 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 00:08:38,216 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 12:08:37" (1/3) ... [2021-12-07 00:08:38,217 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@475009e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 12:08:38, skipping insertion in model container [2021-12-07 00:08:38,217 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 00:08:38,217 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:08:38" (2/3) ... [2021-12-07 00:08:38,217 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@475009e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 12:08:38, skipping insertion in model container [2021-12-07 00:08:38,217 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 00:08:38,217 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:08:38" (3/3) ... [2021-12-07 00:08:38,218 INFO L388 chiAutomizerObserver]: Analyzing ICFG Gothenburg-1.c [2021-12-07 00:08:38,252 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-07 00:08:38,253 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-07 00:08:38,253 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-07 00:08:38,253 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-07 00:08:38,253 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-07 00:08:38,253 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-07 00:08:38,253 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-07 00:08:38,253 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-07 00:08:38,264 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 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) [2021-12-07 00:08:38,277 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-07 00:08:38,277 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 00:08:38,277 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 00:08:38,281 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:08:38,282 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-07 00:08:38,282 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-07 00:08:38,282 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 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) [2021-12-07 00:08:38,283 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-07 00:08:38,283 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 00:08:38,283 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 00:08:38,284 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:08:38,284 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-07 00:08:38,289 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~y~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 4#L22true assume !!(-268435455 <= main_~a~0#1 && main_~a~0#1 <= 268435455); 8#L23true assume !!(-268435455 <= main_~b~0#1 && main_~b~0#1 <= 268435455); 12#L24true assume !!(-268435455 <= main_~x~0#1 && main_~x~0#1 <= 268435455); 7#L25true assume !!(-268435455 <= main_~y~0#1 && main_~y~0#1 <= 268435455); 9#L26true assume main_~a~0#1 == main_~b~0#1; 13#L27-2true [2021-12-07 00:08:38,289 INFO L793 eck$LassoCheckResult]: Loop: 13#L27-2true assume !!(main_~x~0#1 >= 0 || main_~y~0#1 >= 0);main_~x~0#1 := main_~x~0#1 + main_~a~0#1 - main_~b~0#1 - 1;main_~y~0#1 := main_~y~0#1 + main_~b~0#1 - main_~a~0#1 - 1; 13#L27-2true [2021-12-07 00:08:38,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:08:38,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907820, now seen corresponding path program 1 times [2021-12-07 00:08:38,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:08:38,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030020453] [2021-12-07 00:08:38,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:08:38,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:08:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:08:38,362 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:08:38,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:08:38,377 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:08:38,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:08:38,380 INFO L85 PathProgramCache]: Analyzing trace with hash 65, now seen corresponding path program 1 times [2021-12-07 00:08:38,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:08:38,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397277146] [2021-12-07 00:08:38,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:08:38,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:08:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:08:38,387 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:08:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:08:38,393 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:08:38,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:08:38,394 INFO L85 PathProgramCache]: Analyzing trace with hash 179567606, now seen corresponding path program 1 times [2021-12-07 00:08:38,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:08:38,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415899727] [2021-12-07 00:08:38,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:08:38,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:08:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:08:38,403 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 00:08:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 00:08:38,411 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 00:08:38,470 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 00:08:38,471 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 00:08:38,471 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 00:08:38,471 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 00:08:38,471 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-07 00:08:38,471 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:38,471 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 00:08:38,471 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 00:08:38,471 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Loop [2021-12-07 00:08:38,471 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 00:08:38,472 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 00:08:38,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:38,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:38,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:38,571 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 00:08:38,571 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-07 00:08:38,574 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:38,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:38,575 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:38,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-07 00:08:38,577 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 00:08:38,577 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 00:08:38,598 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-07 00:08:38,598 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-07 00:08:38,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-07 00:08:38,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:38,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:38,632 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:38,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-07 00:08:38,633 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 00:08:38,633 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 00:08:38,647 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-07 00:08:38,647 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-07 00:08:38,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-07 00:08:38,666 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:38,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:38,667 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:38,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-07 00:08:38,678 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 00:08:38,678 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 00:08:38,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-07 00:08:38,728 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:38,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:38,728 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:38,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-07 00:08:38,729 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-07 00:08:38,730 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 00:08:39,015 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-07 00:08:39,015 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=3, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=1} Honda state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=3, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=1} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=1, ULTIMATE.start_main_~a~0#1=-5, ULTIMATE.start_main_~y~0#1=-2, ULTIMATE.start_main_~b~0#1=-5}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=5, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=5}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=0, ULTIMATE.start_main_~y~0#1=0, ULTIMATE.start_main_~b~0#1=0}] Lambdas: [1, 1, 6] Nus: [0, 0] [2021-12-07 00:08:39,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-07 00:08:39,075 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 00:08:39,075 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 00:08:39,076 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 00:08:39,076 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 00:08:39,076 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-07 00:08:39,076 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,076 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 00:08:39,076 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 00:08:39,076 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2021-12-07 00:08:39,076 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 00:08:39,076 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 00:08:39,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,158 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 00:08:39,158 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-07 00:08:39,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,159 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-07 00:08:39,160 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 00:08:39,160 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 00:08:39,173 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-07 00:08:39,173 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-07 00:08:39,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-07 00:08:39,193 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,193 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-07 00:08:39,195 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 00:08:39,195 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 00:08:39,204 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-07 00:08:39,204 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-07 00:08:39,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-07 00:08:39,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,224 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-07 00:08:39,226 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 00:08:39,226 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 00:08:39,235 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-07 00:08:39,236 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-07 00:08:39,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-07 00:08:39,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,255 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-07 00:08:39,256 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 00:08:39,256 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 00:08:39,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-07 00:08:39,332 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,333 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-07 00:08:39,334 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-07 00:08:39,334 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 00:08:39,368 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-07 00:08:39,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-07 00:08:39,370 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 00:08:39,370 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 00:08:39,370 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 00:08:39,370 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 00:08:39,370 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-07 00:08:39,371 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,371 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 00:08:39,371 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 00:08:39,371 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2021-12-07 00:08:39,371 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 00:08:39,371 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 00:08:39,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 00:08:39,451 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 00:08:39,456 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-07 00:08:39,457 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,457 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-07 00:08:39,459 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 [2021-12-07 00:08:39,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:39,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:08:39,470 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:08:39,470 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:08:39,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:39,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-07 00:08:39,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,505 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-07 00:08:39,507 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 [2021-12-07 00:08:39,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:39,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:39,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:08:39,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:08:39,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:39,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:39,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-07 00:08:39,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,536 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-07 00:08:39,537 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 [2021-12-07 00:08:39,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:39,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:39,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:08:39,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:08:39,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:39,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:39,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-07 00:08:39,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,565 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-07 00:08:39,566 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 [2021-12-07 00:08:39,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:39,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:39,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:08:39,575 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:08:39,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:39,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:39,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-07 00:08:39,594 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,595 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-07 00:08:39,596 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 [2021-12-07 00:08:39,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:39,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:08:39,606 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 00:08:39,606 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 00:08:39,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:39,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-07 00:08:39,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,628 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-07 00:08:39,629 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 [2021-12-07 00:08:39,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:39,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:39,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:08:39,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:08:39,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:39,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:39,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-07 00:08:39,656 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,657 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-07 00:08:39,658 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 [2021-12-07 00:08:39,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,665 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-07 00:08:39,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:08:39,676 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-12-07 00:08:39,676 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 00:08:39,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:39,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-07 00:08:39,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,724 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-07 00:08:39,726 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 [2021-12-07 00:08:39,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:39,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:39,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 00:08:39,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 00:08:39,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:39,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:39,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-07 00:08:39,753 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-07 00:08:39,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,754 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-07 00:08:39,755 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 [2021-12-07 00:08:39,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:39,763 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:39,765 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 00:08:39,765 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 00:08:39,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:39,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-07 00:08:39,786 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,787 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-07 00:08:39,788 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 [2021-12-07 00:08:39,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:39,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:39,796 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:39,797 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 00:08:39,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:39,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:39,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-07 00:08:39,817 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,817 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-07 00:08:39,819 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 [2021-12-07 00:08:39,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:39,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:39,826 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:39,827 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 00:08:39,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:39,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:39,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-07 00:08:39,847 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,847 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-07 00:08:39,849 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 [2021-12-07 00:08:39,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:39,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:39,857 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:39,857 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 00:08:39,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:39,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:39,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-07 00:08:39,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,878 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-07 00:08:39,880 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 [2021-12-07 00:08:39,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:39,887 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:39,889 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 00:08:39,889 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 00:08:39,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:39,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-07 00:08:39,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,911 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-07 00:08:39,917 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 [2021-12-07 00:08:39,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:39,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:39,924 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:39,925 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 00:08:39,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:39,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:39,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-07 00:08:39,944 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:39,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:39,945 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:39,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-07 00:08:39,947 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 [2021-12-07 00:08:39,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:39,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:39,955 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-07 00:08:39,955 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:39,969 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-12-07 00:08:39,969 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-07 00:08:40,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-07 00:08:40,026 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,027 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-07 00:08:40,028 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 [2021-12-07 00:08:40,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,036 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:40,036 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 00:08:40,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-07 00:08:40,056 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-07 00:08:40,056 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,057 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-07 00:08:40,058 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 [2021-12-07 00:08:40,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,065 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 00:08:40,067 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 00:08:40,067 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 00:08:40,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-07 00:08:40,093 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,094 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-07 00:08:40,095 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 [2021-12-07 00:08:40,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,104 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 00:08:40,105 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 00:08:40,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-07 00:08:40,136 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,137 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-07 00:08:40,140 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 [2021-12-07 00:08:40,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,148 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 00:08:40,148 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 00:08:40,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-07 00:08:40,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,169 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-07 00:08:40,170 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 [2021-12-07 00:08:40,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,178 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 00:08:40,179 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 00:08:40,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-07 00:08:40,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,200 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-07 00:08:40,201 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 [2021-12-07 00:08:40,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,208 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 00:08:40,210 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 00:08:40,210 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 00:08:40,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-07 00:08:40,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,248 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-07 00:08:40,250 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 [2021-12-07 00:08:40,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,258 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 00:08:40,259 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 00:08:40,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-07 00:08:40,279 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,280 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-07 00:08:40,281 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 [2021-12-07 00:08:40,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,289 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-07 00:08:40,289 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 00:08:40,302 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-12-07 00:08:40,302 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-07 00:08:40,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-07 00:08:40,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,367 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-07 00:08:40,368 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 [2021-12-07 00:08:40,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,376 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 00:08:40,377 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 00:08:40,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-07 00:08:40,396 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-07 00:08:40,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,397 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-07 00:08:40,401 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 [2021-12-07 00:08:40,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,408 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 00:08:40,411 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 00:08:40,411 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 00:08:40,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-07 00:08:40,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,435 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-07 00:08:40,436 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 [2021-12-07 00:08:40,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,444 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 00:08:40,445 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 00:08:40,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-07 00:08:40,465 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,465 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-07 00:08:40,467 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 [2021-12-07 00:08:40,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,474 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 00:08:40,474 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 00:08:40,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-07 00:08:40,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,495 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-07 00:08:40,496 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 [2021-12-07 00:08:40,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,503 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 00:08:40,504 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 00:08:40,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-07 00:08:40,524 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,525 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-07 00:08:40,526 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 [2021-12-07 00:08:40,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,533 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 00:08:40,535 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 00:08:40,535 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 00:08:40,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-07 00:08:40,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,559 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-07 00:08:40,560 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 [2021-12-07 00:08:40,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,568 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 00:08:40,568 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 00:08:40,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-07 00:08:40,588 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,588 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-07 00:08:40,590 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 [2021-12-07 00:08:40,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,597 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-07 00:08:40,597 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 00:08:40,610 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2021-12-07 00:08:40,610 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2021-12-07 00:08:40,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-07 00:08:40,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,686 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-07 00:08:40,687 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 [2021-12-07 00:08:40,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 00:08:40,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,695 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 00:08:40,695 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 00:08:40,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-07 00:08:40,714 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-07 00:08:40,714 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,715 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-07 00:08:40,716 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 [2021-12-07 00:08:40,723 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 00:08:40,723 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 00:08:40,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,724 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:40,725 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 00:08:40,725 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 00:08:40,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-07 00:08:40,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,748 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-07 00:08:40,753 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 [2021-12-07 00:08:40,760 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 00:08:40,760 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 00:08:40,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,760 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:40,760 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 00:08:40,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-07 00:08:40,780 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,781 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-07 00:08:40,782 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 [2021-12-07 00:08:40,790 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 00:08:40,790 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 00:08:40,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,790 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:40,791 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 00:08:40,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-07 00:08:40,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,811 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-07 00:08:40,812 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 [2021-12-07 00:08:40,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 00:08:40,820 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 00:08:40,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,820 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:40,820 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 00:08:40,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-07 00:08:40,840 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,841 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-07 00:08:40,842 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 [2021-12-07 00:08:40,849 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 00:08:40,849 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 00:08:40,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,849 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:40,850 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 00:08:40,850 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 00:08:40,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-07 00:08:40,873 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,873 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-07 00:08:40,875 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 [2021-12-07 00:08:40,881 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 00:08:40,881 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 00:08:40,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 00:08:40,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 00:08:40,882 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:40,882 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 00:08:40,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 00:08:40,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 00:08:40,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-07 00:08:40,902 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:40,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:40,902 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:40,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-07 00:08:40,904 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 [2021-12-07 00:08:40,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 00:08:40,912 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 00:08:40,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 00:08:40,912 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-07 00:08:40,912 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 00:08:40,918 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-12-07 00:08:40,919 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-07 00:08:40,992 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-07 00:08:41,067 INFO L443 ModelExtractionUtils]: Simplification made 21 calls to the SMT solver. [2021-12-07 00:08:41,067 INFO L444 ModelExtractionUtils]: 17 out of 42 variables were initially zero. Simplification set additionally 13 variables to zero. [2021-12-07 00:08:41,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 00:08:41,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:08:41,069 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 00:08:41,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-07 00:08:41,070 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-07 00:08:41,081 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 6. [2021-12-07 00:08:41,081 INFO L513 LassoAnalysis]: Proved termination. [2021-12-07 00:08:41,082 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 2*ULTIMATE.start_main_~x~0#1 + 1 f1 = 5*ULTIMATE.start_main_~y~0#1 - 2*ULTIMATE.start_main_~x~0#1 Supporting invariants [1*ULTIMATE.start_main_~a~0#1 - 1*ULTIMATE.start_main_~b~0#1 >= 0, -1*ULTIMATE.start_main_~a~0#1 + 1*ULTIMATE.start_main_~b~0#1 >= 0] [2021-12-07 00:08:41,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-07 00:08:41,120 INFO L297 tatePredicateManager]: 0 out of 2 supporting invariants were superfluous and have been removed [2021-12-07 00:08:41,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:08:41,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:08:41,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-07 00:08:41,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 00:08:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:08:41,180 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-07 00:08:41,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 00:08:41,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 00:08:41,204 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-12-07 00:08:41,205 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 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 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-12-07 00:08:41,257 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 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 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 25 states and 32 transitions. Complement of second has 5 states. [2021-12-07 00:08:41,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-07 00:08:41,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-12-07 00:08:41,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2021-12-07 00:08:41,262 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 1 letters. [2021-12-07 00:08:41,263 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 00:08:41,263 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 8 letters. Loop has 1 letters. [2021-12-07 00:08:41,263 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 00:08:41,263 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 2 letters. [2021-12-07 00:08:41,263 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 00:08:41,264 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. [2021-12-07 00:08:41,266 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-07 00:08:41,267 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 0 states and 0 transitions. [2021-12-07 00:08:41,268 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-07 00:08:41,268 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-07 00:08:41,268 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-07 00:08:41,269 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-07 00:08:41,269 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 00:08:41,269 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 00:08:41,269 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 00:08:41,269 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-07 00:08:41,269 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-07 00:08:41,269 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-07 00:08:41,269 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-07 00:08:41,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 12:08:41 BoogieIcfgContainer [2021-12-07 00:08:41,273 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-07 00:08:41,274 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 00:08:41,274 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 00:08:41,274 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 00:08:41,274 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:08:38" (3/4) ... [2021-12-07 00:08:41,276 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-07 00:08:41,276 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 00:08:41,276 INFO L158 Benchmark]: Toolchain (without parser) took 3403.42ms. Allocated memory is still 113.2MB. Free memory was 89.2MB in the beginning and 55.4MB in the end (delta: 33.8MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2021-12-07 00:08:41,277 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 73.4MB. Free memory was 40.4MB in the beginning and 40.4MB in the end (delta: 49.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 00:08:41,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 141.18ms. Allocated memory is still 113.2MB. Free memory was 89.2MB in the beginning and 80.5MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-07 00:08:41,277 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.31ms. Allocated memory is still 113.2MB. Free memory was 80.2MB in the beginning and 79.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 00:08:41,277 INFO L158 Benchmark]: Boogie Preprocessor took 11.86ms. Allocated memory is still 113.2MB. Free memory was 79.1MB in the beginning and 78.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 00:08:41,278 INFO L158 Benchmark]: RCFGBuilder took 163.45ms. Allocated memory is still 113.2MB. Free memory was 78.0MB in the beginning and 69.4MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-07 00:08:41,278 INFO L158 Benchmark]: BuchiAutomizer took 3060.42ms. Allocated memory is still 113.2MB. Free memory was 69.1MB in the beginning and 56.2MB in the end (delta: 12.9MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2021-12-07 00:08:41,278 INFO L158 Benchmark]: Witness Printer took 2.43ms. Allocated memory is still 113.2MB. Free memory was 56.2MB in the beginning and 55.4MB in the end (delta: 736.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 00:08:41,279 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 73.4MB. Free memory was 40.4MB in the beginning and 40.4MB in the end (delta: 49.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 141.18ms. Allocated memory is still 113.2MB. Free memory was 89.2MB in the beginning and 80.5MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.31ms. Allocated memory is still 113.2MB. Free memory was 80.2MB in the beginning and 79.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 11.86ms. Allocated memory is still 113.2MB. Free memory was 79.1MB in the beginning and 78.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 163.45ms. Allocated memory is still 113.2MB. Free memory was 78.0MB in the beginning and 69.4MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 3060.42ms. Allocated memory is still 113.2MB. Free memory was 69.1MB in the beginning and 56.2MB in the end (delta: 12.9MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Witness Printer took 2.43ms. Allocated memory is still 113.2MB. Free memory was 56.2MB in the beginning and 55.4MB in the end (delta: 736.2kB). 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 2-phase ranking function (if 2 * x + 1 > 0 then 1 else 0), (if 2 * x + 1 > 0 then 2 * x + 1 else 5 * y + -2 * x) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.8s. 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, 18 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 18 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital43 mio100 ax131 hnf100 lsp76 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq152 hnf95 smp100 dnf157 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 78ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 10 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-07 00:08:41,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-07 00:08:41,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3f0ebec-6d59-4f01-b5ea-78e8701cf16b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE