./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --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 c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:04:07,327 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:04:07,396 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-19 08:04:07,402 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:04:07,403 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:04:07,432 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:04:07,433 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:04:07,433 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:04:07,434 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:04:07,435 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:04:07,436 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:04:07,436 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 08:04:07,437 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 08:04:07,438 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 08:04:07,438 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 08:04:07,439 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 08:04:07,439 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 08:04:07,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:04:07,441 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 08:04:07,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:04:07,441 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:04:07,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 08:04:07,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 08:04:07,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 08:04:07,443 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 08:04:07,444 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:04:07,444 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 08:04:07,445 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:04:07,445 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:04:07,446 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:04:07,446 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:04:07,447 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:04:07,448 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 08:04:07,448 INFO L153 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_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 [2023-11-19 08:04:07,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:04:07,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:04:07,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:04:07,778 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:04:07,778 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:04:07,780 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-11-19 08:04:10,949 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:04:11,174 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:04:11,175 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-11-19 08:04:11,182 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/data/50435be87/97c3049755e8401abcae6715967379cb/FLAGfe29e9c2f [2023-11-19 08:04:11,195 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/data/50435be87/97c3049755e8401abcae6715967379cb [2023-11-19 08:04:11,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:04:11,200 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:04:11,201 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:04:11,201 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:04:11,207 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:04:11,208 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:11" (1/1) ... [2023-11-19 08:04:11,209 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63670dae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:11, skipping insertion in model container [2023-11-19 08:04:11,209 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:11" (1/1) ... [2023-11-19 08:04:11,228 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:04:11,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:04:11,395 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:04:11,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:04:11,416 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:04:11,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:11 WrapperNode [2023-11-19 08:04:11,416 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:04:11,418 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:04:11,418 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:04:11,418 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:04:11,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:11" (1/1) ... [2023-11-19 08:04:11,430 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:11" (1/1) ... [2023-11-19 08:04:11,447 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 14 [2023-11-19 08:04:11,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:04:11,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:04:11,448 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:04:11,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:04:11,458 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:11" (1/1) ... [2023-11-19 08:04:11,458 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:11" (1/1) ... [2023-11-19 08:04:11,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:11" (1/1) ... [2023-11-19 08:04:11,459 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:11" (1/1) ... [2023-11-19 08:04:11,461 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:11" (1/1) ... [2023-11-19 08:04:11,465 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:11" (1/1) ... [2023-11-19 08:04:11,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:11" (1/1) ... [2023-11-19 08:04:11,467 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:11" (1/1) ... [2023-11-19 08:04:11,468 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:04:11,469 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:04:11,469 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:04:11,469 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:04:11,470 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:11" (1/1) ... [2023-11-19 08:04:11,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:11,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:11,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:11,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 08:04:11,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:04:11,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:04:11,611 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:04:11,614 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:04:11,725 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:04:11,736 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:04:11,738 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:04:11,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:04:11 BoogieIcfgContainer [2023-11-19 08:04:11,742 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:04:11,744 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 08:04:11,744 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 08:04:11,748 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 08:04:11,749 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:04:11,749 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 08:04:11" (1/3) ... [2023-11-19 08:04:11,751 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4eb0cc75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:04:11, skipping insertion in model container [2023-11-19 08:04:11,751 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:04:11,751 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:11" (2/3) ... [2023-11-19 08:04:11,752 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4eb0cc75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:04:11, skipping insertion in model container [2023-11-19 08:04:11,752 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:04:11,752 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:04:11" (3/3) ... [2023-11-19 08:04:11,759 INFO L332 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-11-19 08:04:11,836 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 08:04:11,837 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 08:04:11,837 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 08:04:11,837 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 08:04:11,837 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 08:04:11,837 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 08:04:11,839 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 08:04:11,840 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 08:04:11,844 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:04:11,865 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-19 08:04:11,866 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:04:11,866 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:04:11,872 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-19 08:04:11,872 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-19 08:04:11,872 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 08:04:11,873 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:04:11,873 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-19 08:04:11,875 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:04:11,875 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:04:11,876 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-19 08:04:11,876 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-19 08:04:11,886 INFO L748 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 6#L14-2true [2023-11-19 08:04:11,887 INFO L750 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2023-11-19 08:04:11,892 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:04:11,893 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-19 08:04:11,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:04:11,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670412053] [2023-11-19 08:04:11,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:04:11,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:04:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:04:11,999 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:04:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:04:12,035 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:04:12,038 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:04:12,039 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2023-11-19 08:04:12,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:04:12,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409096310] [2023-11-19 08:04:12,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:04:12,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:04:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:04:12,081 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:04:12,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:04:12,110 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:04:12,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:04:12,112 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2023-11-19 08:04:12,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:04:12,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380739107] [2023-11-19 08:04:12,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:04:12,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:04:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:04:12,133 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:04:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:04:12,141 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:04:12,406 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:04:12,407 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:04:12,407 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:04:12,407 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:04:12,407 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 08:04:12,407 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:12,408 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:04:12,408 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:04:12,408 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-19 08:04:12,408 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:04:12,408 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:04:12,434 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:04:12,521 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:04:12,525 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:04:12,939 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:04:12,939 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 08:04:12,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:12,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:12,948 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:12,960 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:04:12,960 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:04:12,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-19 08:04:13,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:13,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:13,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:13,016 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:13,026 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 08:04:13,026 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:04:13,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-19 08:04:13,221 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 08:04:13,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:13,232 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:04:13,232 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:04:13,232 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:04:13,232 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:04:13,232 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 08:04:13,232 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:13,232 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:04:13,232 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:04:13,233 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-19 08:04:13,233 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:04:13,233 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:04:13,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:04:13,240 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:04:13,319 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:04:13,669 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:04:13,674 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 08:04:13,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:13,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:13,676 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:13,683 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 [2023-11-19 08:04:13,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:13,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:13,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:13,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:13,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:04:13,700 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:04:13,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:13,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-19 08:04:13,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:13,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:13,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:13,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:13,735 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:13,742 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 [2023-11-19 08:04:13,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:13,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:13,755 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:13,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:04:13,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-19 08:04:13,816 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2023-11-19 08:04:13,817 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-19 08:04:13,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:13,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:13,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:13,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:13,898 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:13,902 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 [2023-11-19 08:04:13,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-19 08:04:13,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:13,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:13,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:13,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:13,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:04:13,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:04:13,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:13,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:13,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:13,947 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-19 08:04:13,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:13,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:13,949 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:13,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-19 08:04:13,953 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 [2023-11-19 08:04:13,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:13,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:13,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:13,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:13,968 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:04:13,969 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:04:13,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:13,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:13,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:13,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:13,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:13,998 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:13,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-19 08:04:14,000 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 [2023-11-19 08:04:14,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:14,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:14,011 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:14,012 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:04:14,068 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-19 08:04:14,068 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-19 08:04:14,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:14,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:14,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:14,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:14,189 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:14,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-19 08:04:14,198 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 [2023-11-19 08:04:14,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:14,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:14,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:14,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:14,211 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:04:14,212 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:04:14,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:14,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:14,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:14,244 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-19 08:04:14,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:14,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:14,246 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:14,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-19 08:04:14,252 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 [2023-11-19 08:04:14,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:14,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:14,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:14,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:14,266 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:14,267 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:04:14,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:14,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:14,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:14,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:14,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:14,310 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:14,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-19 08:04:14,317 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 [2023-11-19 08:04:14,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:14,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:14,329 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:14,329 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:14,384 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-19 08:04:14,384 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-19 08:04:14,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:14,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:14,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:14,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:14,514 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:14,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-19 08:04:14,516 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 [2023-11-19 08:04:14,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:14,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:14,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:14,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:14,527 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:14,528 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:04:14,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:14,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:14,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:14,544 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-19 08:04:14,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:14,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:14,545 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:14,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-19 08:04:14,547 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 [2023-11-19 08:04:14,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:14,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:14,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:14,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:14,559 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:04:14,560 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:04:14,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:14,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:14,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:14,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:14,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:14,602 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:14,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-19 08:04:14,604 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 [2023-11-19 08:04:14,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:14,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:14,615 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:14,615 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:04:14,694 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-19 08:04:14,695 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-19 08:04:14,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:14,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:14,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:14,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:14,845 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:14,853 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 [2023-11-19 08:04:14,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:14,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:14,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:14,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:14,867 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:04:14,868 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:04:14,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:14,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-19 08:04:14,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:14,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:14,902 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-19 08:04:14,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:14,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:14,904 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:14,913 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 [2023-11-19 08:04:14,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-19 08:04:14,925 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:14,926 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:04:14,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:14,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:14,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:14,926 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:04:14,927 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:04:14,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:14,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:14,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:14,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:14,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:14,947 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:14,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-19 08:04:14,949 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 [2023-11-19 08:04:14,960 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:14,960 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:04:14,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:14,960 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:14,960 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:04:14,998 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-19 08:04:14,998 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-19 08:04:15,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:15,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-11-19 08:04:15,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:15,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:15,122 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:15,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-19 08:04:15,132 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 [2023-11-19 08:04:15,145 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:15,145 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:04:15,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:15,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:15,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:15,146 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:04:15,147 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:04:15,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:15,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:15,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:15,180 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-19 08:04:15,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:15,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:15,182 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:15,189 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 [2023-11-19 08:04:15,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:15,202 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 08:04:15,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:15,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:15,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:15,203 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:15,204 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:04:15,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:15,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-19 08:04:15,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:15,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:15,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:15,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:15,246 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:15,261 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 [2023-11-19 08:04:15,274 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:15,274 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 08:04:15,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:15,274 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:15,274 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:15,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-19 08:04:15,327 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-19 08:04:15,327 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-19 08:04:15,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:15,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:15,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:15,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:15,511 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:15,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:04:15,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:15,540 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 08:04:15,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:15,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:15,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:15,540 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:15,541 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:04:15,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:15,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-19 08:04:15,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:15,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:15,577 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-19 08:04:15,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:15,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:15,579 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:15,581 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 [2023-11-19 08:04:15,594 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:15,595 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:04:15,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:15,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:15,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:15,595 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:04:15,597 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:04:15,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:15,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-19 08:04:15,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:15,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:15,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:15,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:15,641 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:15,644 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 [2023-11-19 08:04:15,657 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:15,657 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:04:15,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:15,658 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:15,658 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:04:15,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-19 08:04:15,720 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-19 08:04:15,721 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-19 08:04:15,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:15,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-19 08:04:15,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:15,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:15,901 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:15,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-19 08:04:15,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:04:15,919 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:15,919 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:04:15,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:15,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:15,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:15,919 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:04:15,921 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:04:15,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:15,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:15,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:15,956 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-19 08:04:15,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:15,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:15,958 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:15,960 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 [2023-11-19 08:04:15,973 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:15,973 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:04:15,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:15,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:15,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:15,974 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:15,975 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:04:15,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:15,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-19 08:04:15,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:16,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:16,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:16,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:16,018 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:16,025 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 [2023-11-19 08:04:16,037 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:16,038 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:04:16,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:16,038 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:16,038 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:16,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-19 08:04:16,103 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-19 08:04:16,103 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-19 08:04:16,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:16,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:16,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:16,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:16,248 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:16,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:04:16,262 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:16,263 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:04:16,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:16,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:16,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:16,263 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:16,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-19 08:04:16,264 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:04:16,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:16,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:16,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:16,303 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-19 08:04:16,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:16,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:16,304 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:16,307 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 [2023-11-19 08:04:16,320 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:16,320 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:04:16,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:16,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:16,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:16,320 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 08:04:16,322 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:04:16,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:16,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-19 08:04:16,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:16,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:16,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:16,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:16,364 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:16,367 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 [2023-11-19 08:04:16,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-19 08:04:16,381 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:16,381 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:04:16,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:16,381 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:16,381 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 08:04:16,449 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2023-11-19 08:04:16,449 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-11-19 08:04:16,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:16,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:16,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:16,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:16,717 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:16,719 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 [2023-11-19 08:04:16,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:16,732 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:04:16,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:16,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:16,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:16,733 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 08:04:16,734 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:04:16,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:16,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-19 08:04:16,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:16,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:16,783 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-19 08:04:16,784 INFO L748 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2023-11-19 08:04:16,784 INFO L750 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2023-11-19 08:04:16,784 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:04:16,784 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2023-11-19 08:04:16,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:04:16,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905747945] [2023-11-19 08:04:16,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:04:16,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:04:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:04:16,793 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:04:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:04:16,809 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:04:16,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:04:16,811 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2023-11-19 08:04:16,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:04:16,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500049204] [2023-11-19 08:04:16,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:04:16,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:04:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:04:16,832 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:04:16,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:04:16,841 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:04:16,842 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:04:16,842 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2023-11-19 08:04:16,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:04:16,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899259666] [2023-11-19 08:04:16,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:04:16,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:04:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:04:16,876 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:04:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:04:16,893 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:04:17,088 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:04:17,088 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:04:17,089 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:04:17,089 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:04:17,089 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 08:04:17,089 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:17,089 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:04:17,089 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:04:17,090 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-19 08:04:17,090 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:04:17,090 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:04:17,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:04:17,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:04:17,164 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:04:17,502 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:04:17,503 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 08:04:17,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:17,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:17,509 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:17,514 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:04:17,514 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:04:17,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-19 08:04:17,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:17,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:17,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:17,559 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:17,561 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 08:04:17,561 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:04:17,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-19 08:04:17,736 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 08:04:17,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-19 08:04:17,740 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:04:17,740 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:04:17,740 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:04:17,740 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:04:17,741 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 08:04:17,741 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:17,741 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:04:17,741 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:04:17,741 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-19 08:04:17,741 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:04:17,741 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:04:17,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:04:17,751 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:04:17,820 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:04:18,146 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:04:18,147 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 08:04:18,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:18,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:18,148 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:18,151 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 [2023-11-19 08:04:18,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:18,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:18,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:18,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:18,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:04:18,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-19 08:04:18,164 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:04:18,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:18,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:18,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:18,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:18,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:18,205 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:18,209 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 [2023-11-19 08:04:18,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:18,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:18,221 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:18,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:04:18,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-19 08:04:18,252 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2023-11-19 08:04:18,252 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-19 08:04:18,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:18,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:18,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:18,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:18,334 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:18,337 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 [2023-11-19 08:04:18,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:18,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:18,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:18,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:18,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:04:18,350 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:04:18,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:18,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-19 08:04:18,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:18,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:18,384 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-19 08:04:18,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:18,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:18,386 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:18,388 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 [2023-11-19 08:04:18,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-19 08:04:18,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:18,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:18,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:18,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:18,401 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:04:18,401 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:04:18,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:18,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:18,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:18,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:18,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:18,440 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:18,444 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 [2023-11-19 08:04:18,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:18,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:18,458 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:18,458 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:04:18,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-19 08:04:18,495 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-19 08:04:18,495 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-19 08:04:18,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:18,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:18,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:18,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:18,596 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:18,599 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 [2023-11-19 08:04:18,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:18,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:18,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:18,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:18,612 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:04:18,613 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:04:18,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:18,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-19 08:04:18,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:18,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:18,651 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-19 08:04:18,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:18,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:18,652 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:18,655 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 [2023-11-19 08:04:18,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:18,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:18,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:18,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:18,668 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:18,669 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:04:18,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:18,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-19 08:04:18,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:18,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:18,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:18,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:18,706 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:18,709 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 [2023-11-19 08:04:18,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:18,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:18,722 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:18,722 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:18,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-19 08:04:18,767 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-19 08:04:18,768 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-19 08:04:18,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:18,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:18,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:18,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:18,886 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:18,892 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 [2023-11-19 08:04:18,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:18,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:18,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:18,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:18,905 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:18,906 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:04:18,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:18,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-19 08:04:18,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:18,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:18,951 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-19 08:04:18,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:18,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:18,952 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:18,957 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 [2023-11-19 08:04:18,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:18,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:18,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:18,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:18,970 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:04:18,971 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:04:18,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:18,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-19 08:04:18,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:19,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:19,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:19,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:19,004 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:19,008 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 [2023-11-19 08:04:19,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:19,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:19,021 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:19,021 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:04:19,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-19 08:04:19,090 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-19 08:04:19,091 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-19 08:04:19,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:19,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:19,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:19,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:19,254 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:19,258 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 [2023-11-19 08:04:19,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:04:19,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:19,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:19,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:19,272 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:04:19,273 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:04:19,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:19,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-19 08:04:19,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:19,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:19,314 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-19 08:04:19,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:19,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:19,316 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:19,318 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 [2023-11-19 08:04:19,330 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:19,330 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:04:19,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:19,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:19,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:19,331 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:04:19,332 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:04:19,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:19,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-19 08:04:19,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:19,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:19,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:19,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:19,367 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:19,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-19 08:04:19,370 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 [2023-11-19 08:04:19,380 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:19,380 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:04:19,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:19,380 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:19,380 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:04:19,414 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-19 08:04:19,415 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-19 08:04:19,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:19,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:19,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:19,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:19,514 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:19,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-19 08:04:19,516 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 [2023-11-19 08:04:19,528 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:19,529 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:04:19,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:19,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:19,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:19,529 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:04:19,530 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:04:19,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:19,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:19,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:19,562 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-19 08:04:19,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:19,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:19,564 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:19,567 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 [2023-11-19 08:04:19,579 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:19,580 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 08:04:19,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:19,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:19,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:19,580 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:19,581 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:04:19,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:19,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-19 08:04:19,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:19,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-19 08:04:19,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:19,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:19,618 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:19,622 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 [2023-11-19 08:04:19,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-19 08:04:19,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:19,634 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 08:04:19,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:19,634 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:19,634 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:19,680 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-19 08:04:19,681 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-19 08:04:19,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:19,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-19 08:04:19,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:19,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:19,826 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:19,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-19 08:04:19,828 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 [2023-11-19 08:04:19,838 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:19,839 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 08:04:19,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:19,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:19,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:19,839 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:19,840 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:04:19,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:19,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:19,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:19,855 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-19 08:04:19,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:19,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:19,856 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:19,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-19 08:04:19,857 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 [2023-11-19 08:04:19,868 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:19,868 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:04:19,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:19,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:19,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:19,868 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:04:19,869 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:04:19,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:19,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:19,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:19,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:19,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:19,887 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:19,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-19 08:04:19,891 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 [2023-11-19 08:04:19,904 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:19,904 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:04:19,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:19,904 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:19,904 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:04:19,974 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-19 08:04:19,974 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-19 08:04:20,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:20,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-11-19 08:04:20,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:20,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:20,177 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:20,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-19 08:04:20,178 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 [2023-11-19 08:04:20,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:20,189 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:04:20,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:20,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:20,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:20,189 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:04:20,190 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:04:20,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:20,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:20,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-19 08:04:20,207 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-19 08:04:20,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:20,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:20,208 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:20,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-19 08:04:20,210 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 [2023-11-19 08:04:20,220 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:20,220 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:04:20,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:20,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:20,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:20,220 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:20,221 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:04:20,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:20,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:20,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-19 08:04:20,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:20,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:20,236 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:20,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-19 08:04:20,240 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 [2023-11-19 08:04:20,250 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:20,250 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:04:20,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:20,250 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:20,250 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:20,300 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-19 08:04:20,300 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-19 08:04:20,429 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:20,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-19 08:04:20,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:20,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:20,447 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:20,448 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 [2023-11-19 08:04:20,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-19 08:04:20,459 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:20,459 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:04:20,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:20,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:20,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:20,459 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:04:20,460 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:04:20,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:20,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:20,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-19 08:04:20,474 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-19 08:04:20,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:20,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:20,475 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:20,481 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 [2023-11-19 08:04:20,493 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:20,493 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:04:20,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:20,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:20,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:20,494 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 08:04:20,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-19 08:04:20,495 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:04:20,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:20,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:20,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-11-19 08:04:20,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:20,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:20,512 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:20,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-19 08:04:20,514 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 [2023-11-19 08:04:20,524 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:20,524 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:04:20,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:20,524 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-19 08:04:20,524 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 08:04:20,587 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2023-11-19 08:04:20,587 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-11-19 08:04:20,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:20,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:20,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:04:20,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:20,825 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:20,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-19 08:04:20,826 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 [2023-11-19 08:04:20,837 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:04:20,837 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:04:20,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:04:20,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:04:20,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:04:20,837 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 08:04:20,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:04:20,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:04:20,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:04:20,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-19 08:04:20,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 08:04:20 BoogieIcfgContainer [2023-11-19 08:04:20,874 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-19 08:04:20,874 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:04:20,874 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:04:20,875 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:04:20,875 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:04:11" (3/4) ... [2023-11-19 08:04:20,877 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 08:04:20,878 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:04:20,879 INFO L158 Benchmark]: Toolchain (without parser) took 9679.15ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 156.4MB in the beginning and 183.5MB in the end (delta: -27.1MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2023-11-19 08:04:20,879 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 121.6MB. Free memory was 67.2MB in the beginning and 67.0MB in the end (delta: 159.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:04:20,880 INFO L158 Benchmark]: CACSL2BoogieTranslator took 215.83ms. Allocated memory is still 192.9MB. Free memory was 155.9MB in the beginning and 146.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 08:04:20,880 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.92ms. Allocated memory is still 192.9MB. Free memory was 146.8MB in the beginning and 145.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:04:20,880 INFO L158 Benchmark]: Boogie Preprocessor took 19.81ms. Allocated memory is still 192.9MB. Free memory was 145.4MB in the beginning and 144.5MB in the end (delta: 973.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:04:20,881 INFO L158 Benchmark]: RCFGBuilder took 273.63ms. Allocated memory is still 192.9MB. Free memory was 144.5MB in the beginning and 136.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 08:04:20,881 INFO L158 Benchmark]: BuchiAutomizer took 9129.86ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 136.1MB in the beginning and 184.5MB in the end (delta: -48.5MB). Peak memory consumption was 117.3MB. Max. memory is 16.1GB. [2023-11-19 08:04:20,882 INFO L158 Benchmark]: Witness Printer took 3.29ms. Allocated memory is still 232.8MB. Free memory was 184.5MB in the beginning and 183.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:04:20,884 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 121.6MB. Free memory was 67.2MB in the beginning and 67.0MB in the end (delta: 159.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 215.83ms. Allocated memory is still 192.9MB. Free memory was 155.9MB in the beginning and 146.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.92ms. Allocated memory is still 192.9MB. Free memory was 146.8MB in the beginning and 145.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.81ms. Allocated memory is still 192.9MB. Free memory was 145.4MB in the beginning and 144.5MB in the end (delta: 973.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 273.63ms. Allocated memory is still 192.9MB. Free memory was 144.5MB in the beginning and 136.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 9129.86ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 136.1MB in the beginning and 184.5MB in the end (delta: -48.5MB). Peak memory consumption was 117.3MB. Max. memory is 16.1GB. * Witness Printer took 3.29ms. Allocated memory is still 232.8MB. Free memory was 184.5MB in the beginning and 183.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 8.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital63 mio100 ax100 hnf100 lsp165 ukn66 mio100 lsp100 div198 bol100 ite100 ukn100 eq137 hnf97 smp58 dnf493 smp28 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 300ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2;" "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" Loop: "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" RESULT: Ultimate could not prove your program: unable to determine termination [2023-11-19 08:04:20,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a5d4b6a-1f46-435f-a993-4d37a0152e68/bin/uautomizer-verify-uCwYo4JHxu/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN