./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 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3 --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 70b7927a0492d6be5caba90d696a196e2b22ba2a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 19:07:11,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:07:11,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:07:11,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:07:11,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:07:11,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:07:11,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:07:11,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:07:11,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:07:11,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:07:11,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:07:11,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:07:11,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:07:11,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:07:11,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:07:11,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:07:11,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:07:11,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:07:11,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:07:11,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:07:11,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:07:11,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:07:11,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:07:11,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:07:11,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:07:11,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:07:11,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:07:11,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:07:11,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:07:11,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:07:11,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:07:11,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:07:11,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:07:11,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:07:11,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:07:11,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:07:11,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:07:11,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:07:11,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:07:11,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:07:11,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:07:11,580 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-15 19:07:11,630 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:07:11,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:07:11,632 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:07:11,632 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:07:11,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:07:11,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:07:11,634 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:07:11,634 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-15 19:07:11,635 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-15 19:07:11,635 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-15 19:07:11,636 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-15 19:07:11,636 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-15 19:07:11,637 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-15 19:07:11,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:07:11,637 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-15 19:07:11,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:07:11,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:07:11,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-15 19:07:11,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-15 19:07:11,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-15 19:07:11,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:07:11,646 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-15 19:07:11,646 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:07:11,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-15 19:07:11,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:07:11,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:07:11,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:07:11,652 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 19:07:11,652 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:07:11,653 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-15 19:07:11,653 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_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70b7927a0492d6be5caba90d696a196e2b22ba2a [2021-10-15 19:07:11,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:07:11,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:07:11,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:07:11,954 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:07:11,955 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:07:11,956 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2021-10-15 19:07:12,037 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/data/d0d1b9ca8/3d757b029a174a3ca376554d9afba1df/FLAGcf0802c01 [2021-10-15 19:07:12,486 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:07:12,487 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2021-10-15 19:07:12,497 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/data/d0d1b9ca8/3d757b029a174a3ca376554d9afba1df/FLAGcf0802c01 [2021-10-15 19:07:12,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/data/d0d1b9ca8/3d757b029a174a3ca376554d9afba1df [2021-10-15 19:07:12,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:07:12,884 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:07:12,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:07:12,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:07:12,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:07:12,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:07:12" (1/1) ... [2021-10-15 19:07:12,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a430cbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:12, skipping insertion in model container [2021-10-15 19:07:12,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:07:12" (1/1) ... [2021-10-15 19:07:12,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:07:12,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:07:13,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:07:13,060 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:07:13,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:07:13,114 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:07:13,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:13 WrapperNode [2021-10-15 19:07:13,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:07:13,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:07:13,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:07:13,124 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:07:13,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:13" (1/1) ... [2021-10-15 19:07:13,138 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:13" (1/1) ... [2021-10-15 19:07:13,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:07:13,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:07:13,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:07:13,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:07:13,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:13" (1/1) ... [2021-10-15 19:07:13,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:13" (1/1) ... [2021-10-15 19:07:13,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:13" (1/1) ... [2021-10-15 19:07:13,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:13" (1/1) ... [2021-10-15 19:07:13,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:13" (1/1) ... [2021-10-15 19:07:13,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:13" (1/1) ... [2021-10-15 19:07:13,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:13" (1/1) ... [2021-10-15 19:07:13,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:07:13,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:07:13,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:07:13,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:07:13,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:13" (1/1) ... [2021-10-15 19:07:13,213 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:13,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:13,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:13,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-15 19:07:13,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:07:13,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:07:13,510 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:07:13,526 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-15 19:07:13,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:07:13 BoogieIcfgContainer [2021-10-15 19:07:13,528 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:07:13,529 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-15 19:07:13,530 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-15 19:07:13,533 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-15 19:07:13,533 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 19:07:13,534 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.10 07:07:12" (1/3) ... [2021-10-15 19:07:13,535 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71cbcac9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.10 07:07:13, skipping insertion in model container [2021-10-15 19:07:13,535 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 19:07:13,535 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:13" (2/3) ... [2021-10-15 19:07:13,536 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71cbcac9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.10 07:07:13, skipping insertion in model container [2021-10-15 19:07:13,536 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-15 19:07:13,536 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:07:13" (3/3) ... [2021-10-15 19:07:13,537 INFO L389 chiAutomizerObserver]: Analyzing ICFG Gothenburg-1.c [2021-10-15 19:07:13,602 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-15 19:07:13,603 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-15 19:07:13,603 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-15 19:07:13,603 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-15 19:07:13,603 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-15 19:07:13,603 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-15 19:07:13,603 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-15 19:07:13,604 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-15 19:07:13,620 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-15 19:07:13,639 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-15 19:07:13,639 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-15 19:07:13,639 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-15 19:07:13,646 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-15 19:07:13,646 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-15 19:07:13,646 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-15 19:07:13,647 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-15 19:07:13,649 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-15 19:07:13,649 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-15 19:07:13,649 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-15 19:07:13,650 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-15 19:07:13,650 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-15 19:07:13,658 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_~a~0, main_~b~0, main_~x~0, main_~y~0;havoc main_~a~0;havoc main_~b~0;havoc main_~x~0;havoc main_~y~0;main_~a~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~b~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~x~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~y~0 := main_#t~nondet3;havoc main_#t~nondet3; 4#L22true assume !!(-268435455 <= main_~a~0 && main_~a~0 <= 268435455); 8#L23true assume !!(-268435455 <= main_~b~0 && main_~b~0 <= 268435455); 11#L24true assume !!(-268435455 <= main_~x~0 && main_~x~0 <= 268435455); 7#L25true assume !!(-268435455 <= main_~y~0 && main_~y~0 <= 268435455); 9#L26true assume main_~a~0 == main_~b~0; 12#L27-2true [2021-10-15 19:07:13,658 INFO L793 eck$LassoCheckResult]: Loop: 12#L27-2true assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~x~0 := main_~x~0 + main_~a~0 - main_~b~0 - 1;main_~y~0 := main_~y~0 + main_~b~0 - main_~a~0 - 1; 12#L27-2true [2021-10-15 19:07:13,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 19:07:13,670 INFO L82 PathProgramCache]: Analyzing trace with hash 922017710, now seen corresponding path program 1 times [2021-10-15 19:07:13,679 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 19:07:13,680 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443219992] [2021-10-15 19:07:13,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 19:07:13,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 19:07:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:07:13,768 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 19:07:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:07:13,798 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 19:07:13,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 19:07:13,802 INFO L82 PathProgramCache]: Analyzing trace with hash 64, now seen corresponding path program 1 times [2021-10-15 19:07:13,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 19:07:13,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145656193] [2021-10-15 19:07:13,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 19:07:13,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 19:07:13,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:07:13,811 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 19:07:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:07:13,818 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 19:07:13,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 19:07:13,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1482222029, now seen corresponding path program 1 times [2021-10-15 19:07:13,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-15 19:07:13,820 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651509206] [2021-10-15 19:07:13,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-15 19:07:13,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-15 19:07:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:07:13,833 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-15 19:07:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-15 19:07:13,846 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-15 19:07:13,928 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 19:07:13,929 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 19:07:13,929 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 19:07:13,929 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 19:07:13,930 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-15 19:07:13,930 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:13,930 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 19:07:13,930 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 19:07:13,930 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Loop [2021-10-15 19:07:13,930 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 19:07:13,931 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 19:07:13,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:13,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:13,963 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:14,070 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 19:07:14,071 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-15 19:07:14,073 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:14,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:14,095 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:14,099 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 19:07:14,099 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 19:07:14,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-15 19:07:14,145 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 19:07:14,145 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: [] [2021-10-15 19:07:14,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:14,174 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:14,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:14,177 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:14,196 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 19:07:14,196 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 19:07:14,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-15 19:07:14,231 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 19:07:14,231 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: [] [2021-10-15 19:07:14,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:14,268 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:14,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:14,270 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:14,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-15 19:07:14,276 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 19:07:14,276 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 19:07:14,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:14,365 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:14,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:14,367 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:14,383 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-15 19:07:14,383 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 19:07:14,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-15 19:07:14,735 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 19:07:14,736 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-1, ULTIMATE.start_main_~a~0=7, ULTIMATE.start_main_~b~0=1, ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~y~0=-1, ULTIMATE.start_main_~a~0=7, ULTIMATE.start_main_~b~0=1, ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=4, ULTIMATE.start_main_~b~0=4, ULTIMATE.start_main_~x~0=2}, {ULTIMATE.start_main_~y~0=-3, ULTIMATE.start_main_~a~0=3, ULTIMATE.start_main_~b~0=3, ULTIMATE.start_main_~x~0=3}, {ULTIMATE.start_main_~y~0=-4, ULTIMATE.start_main_~a~0=-7, ULTIMATE.start_main_~b~0=-7, ULTIMATE.start_main_~x~0=0}] Lambdas: [1, 1, 1] Nus: [0, 0] [2021-10-15 19:07:14,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-10-15 19:07:14,901 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 19:07:14,901 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 19:07:14,901 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 19:07:14,902 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 19:07:14,902 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-15 19:07:14,902 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:14,902 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 19:07:14,902 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 19:07:14,902 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2021-10-15 19:07:14,902 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 19:07:14,902 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 19:07:14,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:14,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:14,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:14,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:14,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:14,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:14,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:14,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:15,049 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 19:07:15,049 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-15 19:07:15,049 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:15,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:15,050 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:15,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-15 19:07:15,062 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 19:07:15,062 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 19:07:15,080 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 19:07:15,080 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 19:07:15,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:15,105 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:15,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:15,107 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:15,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-15 19:07:15,109 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 19:07:15,109 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 19:07:15,121 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 19:07:15,121 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 19:07:15,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-10-15 19:07:15,144 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:15,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:15,145 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:15,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-15 19:07:15,148 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 19:07:15,148 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 19:07:15,161 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 19:07:15,161 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: [] [2021-10-15 19:07:15,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:15,185 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:15,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:15,187 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:15,221 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 19:07:15,221 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 19:07:15,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-15 19:07:15,247 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 19:07:15,247 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 19:07:15,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-10-15 19:07:15,283 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:15,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:15,289 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:15,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-15 19:07:15,291 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 19:07:15,291 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 19:07:15,299 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 19:07:15,300 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 19:07:15,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:15,322 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:15,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:15,323 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:15,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-15 19:07:15,328 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 19:07:15,328 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 19:07:15,336 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-15 19:07:15,336 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=0} Honda state: {ULTIMATE.start_main_#t~nondet3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-15 19:07:15,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:15,359 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:15,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:15,360 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:15,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-15 19:07:15,362 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-15 19:07:15,363 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 19:07:15,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:15,451 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:15,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:15,452 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:15,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-15 19:07:15,455 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-15 19:07:15,455 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-15 19:07:15,519 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-15 19:07:15,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:15,525 INFO L210 LassoAnalysis]: Preferences: [2021-10-15 19:07:15,525 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-15 19:07:15,525 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-15 19:07:15,525 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-15 19:07:15,526 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-15 19:07:15,526 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:15,526 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-15 19:07:15,526 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-15 19:07:15,526 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2021-10-15 19:07:15,526 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-15 19:07:15,526 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-15 19:07:15,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:15,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:15,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:15,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:15,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:15,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:15,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:15,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-15 19:07:15,722 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-15 19:07:15,727 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-15 19:07:15,729 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:15,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:15,730 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:15,733 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 [2021-10-15 19:07:15,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:15,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:15,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:15,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:07:15,748 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 19:07:15,749 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 19:07:15,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-15 19:07:15,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:15,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:15,798 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:15,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:15,800 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:15,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-15 19:07:15,810 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 [2021-10-15 19:07:15,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:15,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:15,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:15,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:15,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:07:15,822 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:07:15,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:15,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:15,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:15,850 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:15,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:15,851 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:15,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-15 19:07:15,855 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 [2021-10-15 19:07:15,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:15,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:15,863 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-15 19:07:15,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:07:15,885 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-10-15 19:07:15,885 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 19:07:15,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:15,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:15,955 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:15,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:15,956 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:15,967 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 [2021-10-15 19:07:15,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:15,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:15,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:15,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:15,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:07:15,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:07:15,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:15,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-15 19:07:15,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:16,031 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,032 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,038 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 [2021-10-15 19:07:16,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:16,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:16,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:07:16,048 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:07:16,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:16,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-15 19:07:16,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:16,114 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,119 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-15 19:07:16,124 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 [2021-10-15 19:07:16,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:16,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:16,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:07:16,134 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:07:16,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:16,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:16,179 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,180 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-15 19:07:16,183 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 [2021-10-15 19:07:16,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:16,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:07:16,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-15 19:07:16,195 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-15 19:07:16,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:16,244 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,247 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,256 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 [2021-10-15 19:07:16,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:16,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:16,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-15 19:07:16,267 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-15 19:07:16,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:16,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-15 19:07:16,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:16,316 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-15 19:07:16,316 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,318 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,320 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 [2021-10-15 19:07:16,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-15 19:07:16,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:16,329 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 19:07:16,332 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 19:07:16,332 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 19:07:16,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-10-15 19:07:16,370 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,371 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,373 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 [2021-10-15 19:07:16,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-15 19:07:16,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:16,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:16,381 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 19:07:16,384 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 19:07:16,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:16,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-15 19:07:16,439 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,450 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-15 19:07:16,452 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 [2021-10-15 19:07:16,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,460 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-15 19:07:16,461 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 19:07:16,486 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-10-15 19:07:16,486 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 19:07:16,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:16,566 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,567 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,569 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 [2021-10-15 19:07:16,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:16,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:16,579 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 19:07:16,580 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 19:07:16,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:16,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-15 19:07:16,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:16,626 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,627 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,635 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 [2021-10-15 19:07:16,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-15 19:07:16,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:16,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:16,643 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 19:07:16,644 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 19:07:16,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:16,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:16,682 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,683 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-15 19:07:16,685 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 [2021-10-15 19:07:16,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:16,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:16,692 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 19:07:16,693 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 19:07:16,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:16,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:16,721 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,722 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-15 19:07:16,724 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 [2021-10-15 19:07:16,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:16,732 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 19:07:16,734 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 19:07:16,735 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 19:07:16,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:16,798 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,800 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,807 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 [2021-10-15 19:07:16,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:16,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:16,817 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 19:07:16,818 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 19:07:16,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:16,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-15 19:07:16,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-10-15 19:07:16,839 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-15 19:07:16,839 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,840 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-15 19:07:16,841 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 [2021-10-15 19:07:16,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:16,849 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 19:07:16,852 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 19:07:16,853 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 19:07:16,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:16,895 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,896 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-15 19:07:16,898 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 [2021-10-15 19:07:16,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:16,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:16,905 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 19:07:16,906 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 19:07:16,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:16,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:16,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-10-15 19:07:16,927 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:16,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:16,928 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:16,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-15 19:07:16,931 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 [2021-10-15 19:07:16,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:16,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:16,939 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-15 19:07:16,939 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 19:07:16,970 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-10-15 19:07:16,970 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-10-15 19:07:17,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:17,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:17,082 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:17,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:17,087 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:17,091 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 [2021-10-15 19:07:17,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:17,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:17,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:17,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:17,101 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 19:07:17,102 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 19:07:17,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:17,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-15 19:07:17,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:17,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-10-15 19:07:17,142 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:17,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:17,142 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:17,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-15 19:07:17,145 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 [2021-10-15 19:07:17,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:17,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:17,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:17,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:17,153 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 19:07:17,154 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 19:07:17,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:17,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:17,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:17,206 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:17,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:17,207 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:17,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-15 19:07:17,210 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 [2021-10-15 19:07:17,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:17,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:17,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:17,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:17,218 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 19:07:17,218 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 19:07:17,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:17,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:17,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:17,240 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:17,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:17,241 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:17,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-15 19:07:17,242 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 [2021-10-15 19:07:17,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:17,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:17,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:17,250 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 19:07:17,253 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-15 19:07:17,253 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-15 19:07:17,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:17,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-10-15 19:07:17,278 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:17,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:17,279 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:17,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-15 19:07:17,282 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 [2021-10-15 19:07:17,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:17,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:17,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:17,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:17,290 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-15 19:07:17,290 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-15 19:07:17,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:17,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:17,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:17,311 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-15 19:07:17,312 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:17,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:17,321 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:17,323 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 [2021-10-15 19:07:17,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-15 19:07:17,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:17,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:17,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:17,331 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 19:07:17,350 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 19:07:17,350 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 19:07:17,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:17,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:17,403 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:17,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:17,405 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:17,407 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 [2021-10-15 19:07:17,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:17,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:17,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:17,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:17,416 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 19:07:17,419 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 19:07:17,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:17,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-15 19:07:17,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:17,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:17,465 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:17,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:17,466 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:17,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-15 19:07:17,479 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 [2021-10-15 19:07:17,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:17,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:17,488 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-15 19:07:17,488 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 19:07:17,519 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2021-10-15 19:07:17,519 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2021-10-15 19:07:17,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:17,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:17,640 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:17,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:17,642 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:17,648 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 [2021-10-15 19:07:17,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:17,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:17,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:17,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:17,657 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 19:07:17,659 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 19:07:17,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:17,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-15 19:07:17,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:17,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-10-15 19:07:17,690 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:17,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:17,691 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:17,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-15 19:07:17,693 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 [2021-10-15 19:07:17,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:17,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:17,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:17,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:17,703 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 19:07:17,703 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 19:07:17,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:17,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:17,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:17,749 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:17,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:17,750 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:17,759 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 [2021-10-15 19:07:17,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:17,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:17,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:17,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:17,769 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 19:07:17,770 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 19:07:17,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:17,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-15 19:07:17,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:17,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:17,814 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:17,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:17,815 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:17,817 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 [2021-10-15 19:07:17,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:17,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:17,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:17,827 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 19:07:17,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-15 19:07:17,830 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-15 19:07:17,830 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-15 19:07:17,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:17,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:17,888 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:17,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:17,891 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:17,895 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 [2021-10-15 19:07:17,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-15 19:07:17,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:17,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:17,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:17,905 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-15 19:07:17,906 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-15 19:07:17,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:17,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-15 19:07:17,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:17,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:17,950 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-15 19:07:17,950 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:17,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:17,952 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:17,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-15 19:07:17,956 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 [2021-10-15 19:07:17,965 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 19:07:17,965 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 19:07:17,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:17,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:17,966 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 19:07:17,968 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-15 19:07:17,968 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-15 19:07:17,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:18,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:18,020 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:18,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:18,021 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:18,026 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 [2021-10-15 19:07:18,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-15 19:07:18,033 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 19:07:18,033 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 19:07:18,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-15 19:07:18,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:18,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-15 19:07:18,034 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 19:07:18,034 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-15 19:07:18,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-15 19:07:18,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-15 19:07:18,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:18,097 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:18,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:18,099 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:18,107 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 [2021-10-15 19:07:18,118 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-15 19:07:18,118 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-15 19:07:18,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-15 19:07:18,118 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-15 19:07:18,118 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-15 19:07:18,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-15 19:07:18,153 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-10-15 19:07:18,154 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-15 19:07:18,249 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-15 19:07:18,372 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2021-10-15 19:07:18,372 INFO L444 ModelExtractionUtils]: 13 out of 42 variables were initially zero. Simplification set additionally 17 variables to zero. [2021-10-15 19:07:18,374 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-15 19:07:18,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:18,390 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:18,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-15 19:07:18,439 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-15 19:07:18,473 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 6. [2021-10-15 19:07:18,473 INFO L513 LassoAnalysis]: Proved termination. [2021-10-15 19:07:18,474 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 1*ULTIMATE.start_main_~x~0 + 1 f1 = 2*ULTIMATE.start_main_~y~0 + 1 Supporting invariants [1*ULTIMATE.start_main_~b~0 - 1*ULTIMATE.start_main_~a~0 >= 0, -1*ULTIMATE.start_main_~b~0 + 1*ULTIMATE.start_main_~a~0 >= 0] [2021-10-15 19:07:18,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:18,512 INFO L297 tatePredicateManager]: 0 out of 2 supporting invariants were superfluous and have been removed [2021-10-15 19:07:18,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-15 19:07:18,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-15 19:07:18,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-15 19:07:18,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-15 19:07:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-15 19:07:18,607 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-15 19:07:18,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-15 19:07:18,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-15 19:07:18,624 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 [2021-10-15 19:07:18,626 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-15 19:07:18,732 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 24 states and 31 transitions. Complement of second has 5 states. [2021-10-15 19:07:18,733 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 [2021-10-15 19:07:18,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-15 19:07:18,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2021-10-15 19:07:18,737 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 6 letters. Loop has 1 letters. [2021-10-15 19:07:18,738 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-15 19:07:18,738 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 7 letters. Loop has 1 letters. [2021-10-15 19:07:18,738 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-15 19:07:18,738 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 6 letters. Loop has 2 letters. [2021-10-15 19:07:18,739 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-15 19:07:18,739 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 31 transitions. [2021-10-15 19:07:18,742 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-15 19:07:18,745 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2021-10-15 19:07:18,746 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-15 19:07:18,746 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-15 19:07:18,747 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-15 19:07:18,748 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-15 19:07:18,748 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-15 19:07:18,748 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-15 19:07:18,748 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-15 19:07:18,748 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-15 19:07:18,748 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-15 19:07:18,749 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-15 19:07:18,749 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-15 19:07:18,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.10 07:07:18 BoogieIcfgContainer [2021-10-15 19:07:18,755 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-15 19:07:18,755 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-15 19:07:18,755 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-15 19:07:18,756 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-15 19:07:18,756 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:07:13" (3/4) ... [2021-10-15 19:07:18,759 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-15 19:07:18,759 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-15 19:07:18,761 INFO L168 Benchmark]: Toolchain (without parser) took 5876.01 ms. Allocated memory was 104.9 MB in the beginning and 148.9 MB in the end (delta: 44.0 MB). Free memory was 78.1 MB in the beginning and 100.9 MB in the end (delta: -22.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:18,761 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 104.9 MB. Free memory is still 69.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:07:18,762 INFO L168 Benchmark]: CACSL2BoogieTranslator took 237.51 ms. Allocated memory is still 104.9 MB. Free memory was 77.9 MB in the beginning and 83.5 MB in the end (delta: -5.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:18,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.47 ms. Allocated memory is still 104.9 MB. Free memory was 83.5 MB in the beginning and 82.3 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:07:18,763 INFO L168 Benchmark]: Boogie Preprocessor took 34.92 ms. Allocated memory is still 104.9 MB. Free memory was 82.3 MB in the beginning and 81.4 MB in the end (delta: 904.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:07:18,763 INFO L168 Benchmark]: RCFGBuilder took 325.66 ms. Allocated memory is still 104.9 MB. Free memory was 81.2 MB in the beginning and 72.9 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:18,764 INFO L168 Benchmark]: BuchiAutomizer took 5225.37 ms. Allocated memory was 104.9 MB in the beginning and 148.9 MB in the end (delta: 44.0 MB). Free memory was 72.9 MB in the beginning and 101.9 MB in the end (delta: -29.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:18,764 INFO L168 Benchmark]: Witness Printer took 4.15 ms. Allocated memory is still 148.9 MB. Free memory is still 100.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:07:18,767 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 104.9 MB. Free memory is still 69.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 237.51 ms. Allocated memory is still 104.9 MB. Free memory was 77.9 MB in the beginning and 83.5 MB in the end (delta: -5.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.47 ms. Allocated memory is still 104.9 MB. Free memory was 83.5 MB in the beginning and 82.3 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.92 ms. Allocated memory is still 104.9 MB. Free memory was 82.3 MB in the beginning and 81.4 MB in the end (delta: 904.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 325.66 ms. Allocated memory is still 104.9 MB. Free memory was 81.2 MB in the beginning and 72.9 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5225.37 ms. Allocated memory was 104.9 MB in the beginning and 148.9 MB in the end (delta: 44.0 MB). Free memory was 72.9 MB in the beginning and 101.9 MB in the end (delta: -29.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. * Witness Printer took 4.15 ms. Allocated memory is still 148.9 MB. Free memory is still 100.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has 2-phase ranking function (if x + 1 > 0 then 1 else 0), (if x + 1 > 0 then x + 1 else 2 * y + 1) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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: 17 SDtfs, 17 SDslu, 3 SDs, 0 SdLazy, 3 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.9ms Time 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: 139ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 10 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 8 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.9s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-15 19:07:18,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-10-15 19:07:19,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_052e3cf9-bec5-473f-bafd-5f327ac9d029/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...