./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/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_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya --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 0.2.4-dev-0e0057c [2023-11-28 20:22:29,358 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 20:22:29,431 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-28 20:22:29,436 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 20:22:29,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 20:22:29,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 20:22:29,462 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 20:22:29,463 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 20:22:29,464 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 20:22:29,465 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 20:22:29,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 20:22:29,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 20:22:29,467 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 20:22:29,467 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-28 20:22:29,468 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-28 20:22:29,469 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-28 20:22:29,469 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-28 20:22:29,470 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-28 20:22:29,470 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-28 20:22:29,471 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 20:22:29,471 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-28 20:22:29,472 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-28 20:22:29,472 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 20:22:29,473 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-28 20:22:29,473 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-28 20:22:29,474 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-28 20:22:29,474 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-28 20:22:29,475 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 20:22:29,475 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-28 20:22:29,476 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 20:22:29,476 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 20:22:29,477 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 20:22:29,478 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 20:22:29,478 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-28 20:22:29,479 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-28 20:22:29,479 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_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 [2023-11-28 20:22:29,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 20:22:29,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 20:22:29,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 20:22:29,785 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 20:22:29,785 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 20:22:29,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-11-28 20:22:32,857 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 20:22:33,027 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 20:22:33,028 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-11-28 20:22:33,035 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/data/0583f828b/6749081de0c748f2b16b216523ee15c8/FLAG6976052d6 [2023-11-28 20:22:33,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/data/0583f828b/6749081de0c748f2b16b216523ee15c8 [2023-11-28 20:22:33,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 20:22:33,055 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 20:22:33,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 20:22:33,057 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 20:22:33,063 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 20:22:33,064 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:22:33" (1/1) ... [2023-11-28 20:22:33,065 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b99b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33, skipping insertion in model container [2023-11-28 20:22:33,066 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:22:33" (1/1) ... [2023-11-28 20:22:33,088 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 20:22:33,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 20:22:33,226 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 20:22:33,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 20:22:33,251 INFO L206 MainTranslator]: Completed translation [2023-11-28 20:22:33,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33 WrapperNode [2023-11-28 20:22:33,252 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 20:22:33,253 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 20:22:33,253 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 20:22:33,253 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 20:22:33,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33" (1/1) ... [2023-11-28 20:22:33,264 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33" (1/1) ... [2023-11-28 20:22:33,280 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 14 [2023-11-28 20:22:33,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 20:22:33,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 20:22:33,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 20:22:33,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 20:22:33,292 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33" (1/1) ... [2023-11-28 20:22:33,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33" (1/1) ... [2023-11-28 20:22:33,293 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33" (1/1) ... [2023-11-28 20:22:33,299 INFO L175 MemorySlicer]: No memory access in input program. [2023-11-28 20:22:33,299 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33" (1/1) ... [2023-11-28 20:22:33,299 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33" (1/1) ... [2023-11-28 20:22:33,301 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33" (1/1) ... [2023-11-28 20:22:33,305 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33" (1/1) ... [2023-11-28 20:22:33,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33" (1/1) ... [2023-11-28 20:22:33,306 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33" (1/1) ... [2023-11-28 20:22:33,307 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 20:22:33,309 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 20:22:33,309 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 20:22:33,309 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 20:22:33,310 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33" (1/1) ... [2023-11-28 20:22:33,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:33,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:33,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:33,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-28 20:22:33,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 20:22:33,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 20:22:33,447 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 20:22:33,450 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 20:22:33,534 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 20:22:33,546 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 20:22:33,546 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-28 20:22:33,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:22:33 BoogieIcfgContainer [2023-11-28 20:22:33,548 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 20:22:33,550 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-28 20:22:33,550 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-28 20:22:33,555 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-28 20:22:33,556 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-28 20:22:33,556 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 08:22:33" (1/3) ... [2023-11-28 20:22:33,557 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@29d35410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:22:33, skipping insertion in model container [2023-11-28 20:22:33,560 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-28 20:22:33,561 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:22:33" (2/3) ... [2023-11-28 20:22:33,561 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@29d35410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:22:33, skipping insertion in model container [2023-11-28 20:22:33,562 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-28 20:22:33,562 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:22:33" (3/3) ... [2023-11-28 20:22:33,564 INFO L332 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-11-28 20:22:33,634 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-28 20:22:33,634 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-28 20:22:33,634 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-28 20:22:33,634 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-28 20:22:33,635 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-28 20:22:33,635 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-28 20:22:33,635 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-28 20:22:33,635 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-28 20:22:33,640 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) [2023-11-28 20:22:33,661 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-28 20:22:33,661 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-28 20:22:33,661 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-28 20:22:33,667 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-28 20:22:33,667 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-28 20:22:33,667 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-28 20:22:33,668 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) [2023-11-28 20:22:33,669 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-28 20:22:33,669 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-28 20:22:33,669 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-28 20:22:33,669 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-28 20:22:33,669 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-28 20:22:33,677 INFO L748 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 6#L14-2true [2023-11-28 20:22:33,677 INFO L750 eck$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 [2023-11-28 20:22:33,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:22:33,682 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-28 20:22:33,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:22:33,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794869616] [2023-11-28 20:22:33,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:22:33,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:22:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:22:33,770 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:22:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:22:33,790 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:22:33,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:22:33,794 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2023-11-28 20:22:33,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:22:33,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966682674] [2023-11-28 20:22:33,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:22:33,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:22:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:22:33,819 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:22:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:22:33,832 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:22:33,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:22:33,834 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2023-11-28 20:22:33,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:22:33,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451872397] [2023-11-28 20:22:33,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:22:33,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:22:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:22:33,851 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:22:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:22:33,862 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:22:34,074 INFO L210 LassoAnalysis]: Preferences: [2023-11-28 20:22:34,075 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-28 20:22:34,075 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-28 20:22:34,075 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-28 20:22:34,076 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-28 20:22:34,076 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:34,076 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-28 20:22:34,076 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-28 20:22:34,076 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-28 20:22:34,077 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-28 20:22:34,077 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-28 20:22:34,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:22:34,188 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:22:34,192 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:22:34,643 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-28 20:22:34,644 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-28 20:22:34,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:34,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:34,649 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:34,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-28 20:22:34,662 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-28 20:22:34,662 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-28 20:22:34,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:34,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:34,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:34,708 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:34,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-28 20:22:34,711 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-28 20:22:34,711 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-28 20:22:34,759 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-28 20:22:34,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-11-28 20:22:34,764 INFO L210 LassoAnalysis]: Preferences: [2023-11-28 20:22:34,764 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-28 20:22:34,764 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-28 20:22:34,765 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-28 20:22:34,765 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-28 20:22:34,765 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:34,765 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-28 20:22:34,765 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-28 20:22:34,765 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-28 20:22:34,766 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-28 20:22:34,766 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-28 20:22:34,769 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:22:34,773 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:22:34,846 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:22:35,169 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-28 20:22:35,173 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-28 20:22:35,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:35,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:35,175 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:35,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-28 20:22:35,177 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 [2023-11-28 20:22:35,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:35,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:35,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:35,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:35,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:22:35,195 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:22:35,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:35,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:35,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-28 20:22:35,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:35,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:35,203 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:35,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-28 20:22:35,206 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 [2023-11-28 20:22:35,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:35,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:35,219 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:35,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:22:35,275 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2023-11-28 20:22:35,276 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-28 20:22:35,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:35,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-28 20:22:35,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:35,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:35,341 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:35,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-28 20:22:35,345 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 [2023-11-28 20:22:35,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:35,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:35,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:35,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:35,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:22:35,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:22:35,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:35,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:35,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-28 20:22:35,364 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-28 20:22:35,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:35,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:35,366 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:35,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-28 20:22:35,370 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 [2023-11-28 20:22:35,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:35,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:35,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:35,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:35,385 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-28 20:22:35,386 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-28 20:22:35,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:35,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:35,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-28 20:22:35,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:35,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:35,395 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:35,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-28 20:22:35,402 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 [2023-11-28 20:22:35,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:35,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:35,418 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:35,418 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-28 20:22:35,469 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-28 20:22:35,469 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-28 20:22:35,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:35,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-28 20:22:35,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:35,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:35,570 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:35,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-28 20:22:35,573 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 [2023-11-28 20:22:35,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:35,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:35,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:35,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:35,588 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-28 20:22:35,588 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-28 20:22:35,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:35,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:35,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-28 20:22:35,595 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-28 20:22:35,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:35,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:35,597 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:35,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-28 20:22:35,601 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 [2023-11-28 20:22:35,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:35,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:35,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:35,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:35,616 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:35,617 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-28 20:22:35,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:35,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:35,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-28 20:22:35,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:35,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:35,625 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:35,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-28 20:22:35,634 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 [2023-11-28 20:22:35,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:35,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:35,650 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:35,650 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:35,708 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-28 20:22:35,708 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-28 20:22:35,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:35,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2023-11-28 20:22:35,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:35,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:35,845 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:35,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-28 20:22:35,848 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 [2023-11-28 20:22:35,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:35,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:35,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:35,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:35,860 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:35,860 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-28 20:22:35,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:35,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:35,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:35,866 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-28 20:22:35,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:35,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:35,868 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:35,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-28 20:22:35,870 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 [2023-11-28 20:22:35,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:35,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:35,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:35,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:35,886 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-28 20:22:35,887 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-28 20:22:35,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:35,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:35,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-11-28 20:22:35,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:35,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:35,895 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:35,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-28 20:22:35,899 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 [2023-11-28 20:22:35,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:35,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:35,915 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:35,915 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-28 20:22:35,988 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-28 20:22:35,989 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-28 20:22:36,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:36,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-11-28 20:22:36,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:36,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:36,134 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:36,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-28 20:22:36,136 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 [2023-11-28 20:22:36,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:36,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:36,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:36,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:36,152 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-28 20:22:36,153 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-28 20:22:36,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:36,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:36,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:36,160 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-28 20:22:36,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:36,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:36,161 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:36,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-28 20:22:36,164 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 [2023-11-28 20:22:36,177 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:36,177 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-28 20:22:36,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:36,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:36,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:36,178 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-28 20:22:36,178 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-28 20:22:36,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:36,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:36,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2023-11-28 20:22:36,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:36,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:36,186 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:36,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-28 20:22:36,189 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 [2023-11-28 20:22:36,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:36,202 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-28 20:22:36,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:36,202 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:36,202 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-28 20:22:36,242 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-28 20:22:36,242 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-28 20:22:36,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:36,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-11-28 20:22:36,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:36,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:36,322 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:36,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-28 20:22:36,324 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 [2023-11-28 20:22:36,336 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:36,336 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-28 20:22:36,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:36,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:36,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:36,336 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-28 20:22:36,337 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-28 20:22:36,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:36,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:36,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-11-28 20:22:36,343 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-28 20:22:36,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:36,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:36,344 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:36,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-28 20:22:36,347 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 [2023-11-28 20:22:36,359 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:36,359 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-28 20:22:36,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:36,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:36,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:36,360 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:36,361 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-28 20:22:36,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:36,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:36,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-11-28 20:22:36,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:36,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:36,375 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:36,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-28 20:22:36,383 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 [2023-11-28 20:22:36,396 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:36,396 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-28 20:22:36,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:36,396 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:36,396 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:36,448 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-28 20:22:36,448 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-28 20:22:36,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:36,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:36,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:36,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:36,555 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:36,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-28 20:22:36,559 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 [2023-11-28 20:22:36,572 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:36,572 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-28 20:22:36,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:36,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:36,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:36,573 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:36,574 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-28 20:22:36,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:36,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:36,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-11-28 20:22:36,582 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-28 20:22:36,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:36,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:36,584 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:36,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-28 20:22:36,588 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 [2023-11-28 20:22:36,601 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:36,601 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-28 20:22:36,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:36,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:36,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:36,602 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-28 20:22:36,603 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-28 20:22:36,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:36,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:36,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:36,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:36,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:36,614 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:36,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-28 20:22:36,617 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 [2023-11-28 20:22:36,631 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:36,631 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-28 20:22:36,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:36,631 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:36,631 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-28 20:22:36,693 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-28 20:22:36,694 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-28 20:22:36,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:36,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-28 20:22:36,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:36,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:36,852 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:36,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-28 20:22:36,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:22:36,868 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:36,868 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-28 20:22:36,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:36,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:36,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:36,869 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-28 20:22:36,871 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-28 20:22:36,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:36,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:36,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-11-28 20:22:36,883 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-28 20:22:36,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:36,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:36,884 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:36,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-28 20:22:36,890 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 [2023-11-28 20:22:36,905 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:36,905 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-28 20:22:36,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:36,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:36,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:36,905 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:36,906 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-28 20:22:36,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:36,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:36,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-11-28 20:22:36,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:36,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:36,915 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:36,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-28 20:22:36,919 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 [2023-11-28 20:22:36,934 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:36,934 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-28 20:22:36,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:36,934 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:36,934 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:36,978 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-28 20:22:36,979 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-28 20:22:37,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:37,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-11-28 20:22:37,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:37,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:37,143 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:37,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-28 20:22:37,150 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 [2023-11-28 20:22:37,164 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:37,164 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-28 20:22:37,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:37,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:37,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:37,165 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:37,165 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-28 20:22:37,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:37,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:37,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:37,172 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-28 20:22:37,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:37,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:37,174 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:37,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-28 20:22:37,177 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 [2023-11-28 20:22:37,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:37,189 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-28 20:22:37,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:37,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:37,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:37,190 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-28 20:22:37,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:22:37,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:37,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:37,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:37,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:37,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:37,199 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:37,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-28 20:22:37,202 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 [2023-11-28 20:22:37,214 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:37,214 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-28 20:22:37,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:37,215 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:37,215 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-28 20:22:37,277 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2023-11-28 20:22:37,277 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-11-28 20:22:37,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:37,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-28 20:22:37,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:37,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:37,461 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:37,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-28 20:22:37,464 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 [2023-11-28 20:22:37,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:37,477 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-28 20:22:37,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:37,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:37,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:37,477 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-28 20:22:37,478 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:22:37,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:37,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:37,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:37,486 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-28 20:22:37,486 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 [2023-11-28 20:22:37,486 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 [2023-11-28 20:22:37,487 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:22:37,487 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2023-11-28 20:22:37,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:22:37,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527956362] [2023-11-28 20:22:37,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:22:37,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:22:37,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:22:37,497 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:22:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:22:37,506 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:22:37,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:22:37,507 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2023-11-28 20:22:37,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:22:37,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667221592] [2023-11-28 20:22:37,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:22:37,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:22:37,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:22:37,516 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:22:37,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:22:37,524 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:22:37,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:22:37,525 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2023-11-28 20:22:37,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:22:37,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895001748] [2023-11-28 20:22:37,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:22:37,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:22:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:22:37,544 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:22:37,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:22:37,559 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:22:37,676 INFO L210 LassoAnalysis]: Preferences: [2023-11-28 20:22:37,676 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-28 20:22:37,676 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-28 20:22:37,676 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-28 20:22:37,676 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-28 20:22:37,676 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:37,677 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-28 20:22:37,677 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-28 20:22:37,677 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-28 20:22:37,677 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-28 20:22:37,677 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-28 20:22:37,679 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:22:37,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:22:37,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:22:38,059 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-28 20:22:38,060 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-28 20:22:38,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:38,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:38,061 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:38,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-28 20:22:38,066 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-28 20:22:38,066 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-28 20:22:38,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-11-28 20:22:38,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:38,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:38,093 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:38,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-28 20:22:38,096 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-28 20:22:38,096 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-28 20:22:38,138 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-28 20:22:38,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-28 20:22:38,143 INFO L210 LassoAnalysis]: Preferences: [2023-11-28 20:22:38,143 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-28 20:22:38,143 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-28 20:22:38,143 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-28 20:22:38,143 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-28 20:22:38,143 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:38,143 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-28 20:22:38,143 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-28 20:22:38,143 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-28 20:22:38,144 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-28 20:22:38,144 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-28 20:22:38,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:22:38,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:22:38,219 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:22:38,482 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-28 20:22:38,482 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-28 20:22:38,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:38,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:38,483 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:38,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-28 20:22:38,489 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 [2023-11-28 20:22:38,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:38,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:38,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:38,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:38,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:22:38,505 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:22:38,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:38,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:38,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-11-28 20:22:38,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:38,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:38,511 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:38,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-28 20:22:38,513 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 [2023-11-28 20:22:38,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:38,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:38,525 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:38,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:22:38,548 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2023-11-28 20:22:38,548 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-28 20:22:38,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:38,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-28 20:22:38,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:38,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:38,611 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:38,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-28 20:22:38,614 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 [2023-11-28 20:22:38,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:38,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:38,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:38,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:38,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:22:38,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:22:38,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:38,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:38,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:38,635 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-28 20:22:38,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:38,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:38,637 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:38,641 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 [2023-11-28 20:22:38,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-28 20:22:38,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:38,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:38,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:38,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:38,656 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-28 20:22:38,657 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-28 20:22:38,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:38,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:38,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-11-28 20:22:38,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:38,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:38,663 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:38,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-28 20:22:38,666 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 [2023-11-28 20:22:38,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:38,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:38,679 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:38,679 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-28 20:22:38,712 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-28 20:22:38,712 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-28 20:22:38,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:38,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:38,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:38,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:38,809 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:38,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-28 20:22:38,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:22:38,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:38,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:38,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:38,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:38,825 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-28 20:22:38,825 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-28 20:22:38,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:38,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:38,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-11-28 20:22:38,830 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-28 20:22:38,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:38,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:38,831 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:38,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-28 20:22:38,834 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 [2023-11-28 20:22:38,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:38,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:38,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:38,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:38,847 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:38,847 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-28 20:22:38,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:38,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:38,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-11-28 20:22:38,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:38,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:38,854 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:38,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-28 20:22:38,857 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 [2023-11-28 20:22:38,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:38,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:38,870 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:38,870 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:38,913 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-28 20:22:38,913 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-28 20:22:38,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:38,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-28 20:22:38,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:38,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:38,998 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:38,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-28 20:22:39,000 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 [2023-11-28 20:22:39,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:39,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:39,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:39,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:39,015 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:39,016 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-28 20:22:39,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:39,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:39,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-11-28 20:22:39,021 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-28 20:22:39,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:39,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:39,022 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:39,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-28 20:22:39,024 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 [2023-11-28 20:22:39,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:39,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:39,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:39,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:39,037 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-28 20:22:39,038 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-28 20:22:39,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:39,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:39,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:39,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:39,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:39,044 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:39,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-28 20:22:39,047 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 [2023-11-28 20:22:39,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:39,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:39,060 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:39,060 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-28 20:22:39,103 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-28 20:22:39,103 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-28 20:22:39,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:39,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-28 20:22:39,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:39,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:39,208 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:39,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-28 20:22:39,211 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 [2023-11-28 20:22:39,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:22:39,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:39,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:39,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:39,223 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-28 20:22:39,223 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-28 20:22:39,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:39,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:39,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-11-28 20:22:39,228 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-28 20:22:39,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:39,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:39,230 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:39,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-28 20:22:39,232 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 [2023-11-28 20:22:39,245 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:39,245 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-28 20:22:39,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:39,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:39,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:39,245 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-28 20:22:39,246 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-28 20:22:39,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:39,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:39,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-28 20:22:39,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:39,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:39,253 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:39,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-28 20:22:39,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:22:39,268 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:39,268 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-28 20:22:39,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:39,269 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:39,269 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-28 20:22:39,298 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-28 20:22:39,298 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-28 20:22:39,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:39,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2023-11-28 20:22:39,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:39,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:39,408 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:39,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-28 20:22:39,410 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 [2023-11-28 20:22:39,422 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:39,422 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-28 20:22:39,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:39,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:39,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:39,422 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-28 20:22:39,423 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-28 20:22:39,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:39,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:39,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:39,428 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-28 20:22:39,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:39,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:39,429 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:39,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-28 20:22:39,432 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 [2023-11-28 20:22:39,443 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:39,444 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-28 20:22:39,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:39,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:39,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:39,444 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:39,445 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-28 20:22:39,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:39,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:39,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-28 20:22:39,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:39,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:39,453 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:39,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-28 20:22:39,456 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 [2023-11-28 20:22:39,469 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:39,469 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-28 20:22:39,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:39,469 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:39,469 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:39,503 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-28 20:22:39,503 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-28 20:22:39,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:39,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:39,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:39,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:39,656 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:39,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-28 20:22:39,659 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 [2023-11-28 20:22:39,672 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:39,672 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-28 20:22:39,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:39,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:39,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:39,673 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:39,674 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-28 20:22:39,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:39,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:39,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:39,680 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-28 20:22:39,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:39,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:39,681 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:39,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-28 20:22:39,684 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 [2023-11-28 20:22:39,696 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:39,697 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-28 20:22:39,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:39,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:39,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:39,697 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-28 20:22:39,698 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-28 20:22:39,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:39,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:39,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-28 20:22:39,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:39,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:39,707 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:39,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-28 20:22:39,710 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 [2023-11-28 20:22:39,724 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:39,724 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-28 20:22:39,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:39,724 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:39,724 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-28 20:22:39,780 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-28 20:22:39,780 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-28 20:22:39,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:39,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-11-28 20:22:39,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:39,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:39,939 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:39,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-28 20:22:39,941 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 [2023-11-28 20:22:39,955 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:39,955 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-28 20:22:39,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:39,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:39,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:39,955 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-28 20:22:39,956 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-28 20:22:39,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:39,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:39,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-28 20:22:39,964 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-28 20:22:39,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:39,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:39,965 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:39,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-28 20:22:39,968 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 [2023-11-28 20:22:39,980 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:39,980 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-28 20:22:39,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:39,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:39,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:39,981 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:39,981 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-28 20:22:39,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:39,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:39,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-28 20:22:39,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:39,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:39,988 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:39,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-28 20:22:39,990 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 [2023-11-28 20:22:40,003 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:40,003 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-28 20:22:40,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:40,003 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:40,003 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:40,034 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-28 20:22:40,035 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-28 20:22:40,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:40,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-28 20:22:40,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:40,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:40,164 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:40,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-28 20:22:40,167 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 [2023-11-28 20:22:40,179 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:40,179 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-28 20:22:40,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:40,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:40,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:40,179 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-28 20:22:40,180 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-28 20:22:40,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:40,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:40,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-28 20:22:40,185 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-28 20:22:40,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:40,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:40,187 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:40,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-28 20:22:40,189 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 [2023-11-28 20:22:40,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:40,202 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-28 20:22:40,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:40,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:40,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:40,203 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-28 20:22:40,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:22:40,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:40,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:40,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-11-28 20:22:40,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:40,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:40,212 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:40,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-28 20:22:40,215 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 [2023-11-28 20:22:40,228 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:40,228 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-28 20:22:40,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:40,228 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-28 20:22:40,228 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-28 20:22:40,279 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2023-11-28 20:22:40,279 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-11-28 20:22:40,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:40,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-28 20:22:40,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:22:40,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:22:40,613 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:22:40,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-28 20:22:40,616 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 [2023-11-28 20:22:40,629 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-28 20:22:40,629 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-28 20:22:40,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:22:40,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:22:40,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:22:40,629 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-28 20:22:40,630 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:22:40,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:22:40,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:22:40,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-28 20:22:40,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 08:22:40 BoogieIcfgContainer [2023-11-28 20:22:40,642 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-28 20:22:40,642 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-28 20:22:40,642 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-28 20:22:40,642 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-28 20:22:40,643 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:22:33" (3/4) ... [2023-11-28 20:22:40,644 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-28 20:22:40,645 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-28 20:22:40,647 INFO L158 Benchmark]: Toolchain (without parser) took 7591.66ms. Allocated memory was 157.3MB in the beginning and 220.2MB in the end (delta: 62.9MB). Free memory was 118.5MB in the beginning and 117.8MB in the end (delta: 727.7kB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2023-11-28 20:22:40,647 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 157.3MB. Free memory was 131.6MB in the beginning and 131.3MB in the end (delta: 289.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 20:22:40,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 195.86ms. Allocated memory is still 157.3MB. Free memory was 118.5MB in the beginning and 109.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-28 20:22:40,648 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.68ms. Allocated memory is still 157.3MB. Free memory was 109.1MB in the beginning and 108.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-28 20:22:40,648 INFO L158 Benchmark]: Boogie Preprocessor took 26.32ms. Allocated memory is still 157.3MB. Free memory was 108.0MB in the beginning and 106.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 20:22:40,649 INFO L158 Benchmark]: RCFGBuilder took 239.82ms. Allocated memory is still 157.3MB. Free memory was 106.5MB in the beginning and 97.0MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-28 20:22:40,649 INFO L158 Benchmark]: BuchiAutomizer took 7091.98ms. Allocated memory was 157.3MB in the beginning and 220.2MB in the end (delta: 62.9MB). Free memory was 97.0MB in the beginning and 117.8MB in the end (delta: -20.7MB). Peak memory consumption was 105.0MB. Max. memory is 16.1GB. [2023-11-28 20:22:40,650 INFO L158 Benchmark]: Witness Printer took 3.19ms. Allocated memory is still 220.2MB. Free memory is still 117.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 20:22:40,652 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 157.3MB. Free memory was 131.6MB in the beginning and 131.3MB in the end (delta: 289.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 195.86ms. Allocated memory is still 157.3MB. Free memory was 118.5MB in the beginning and 109.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.68ms. Allocated memory is still 157.3MB. Free memory was 109.1MB in the beginning and 108.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.32ms. Allocated memory is still 157.3MB. Free memory was 108.0MB in the beginning and 106.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 239.82ms. Allocated memory is still 157.3MB. Free memory was 106.5MB in the beginning and 97.0MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 7091.98ms. Allocated memory was 157.3MB in the beginning and 220.2MB in the end (delta: 62.9MB). Free memory was 97.0MB in the beginning and 117.8MB in the end (delta: -20.7MB). Peak memory consumption was 105.0MB. Max. memory is 16.1GB. * Witness Printer took 3.19ms. Allocated memory is still 220.2MB. Free memory is still 117.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.9s. 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: 396ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s 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 [2023-11-28 20:22:40,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60978b90-669e-47ea-afa2-3b745263094d/bin/uautomizer-verify-BQ2R08f2Ya/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