./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 e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/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_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:58:34,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:58:34,549 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-06 22:58:34,556 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:58:34,557 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:58:34,589 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:58:34,590 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:58:34,590 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:58:34,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:58:34,592 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:58:34,593 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:58:34,594 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 22:58:34,594 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 22:58:34,595 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 22:58:34,595 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 22:58:34,596 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 22:58:34,597 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 22:58:34,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:58:34,598 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 22:58:34,599 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:58:34,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:58:34,600 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 22:58:34,601 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 22:58:34,601 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 22:58:34,602 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:58:34,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:58:34,603 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 22:58:34,604 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:58:34,605 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:58:34,605 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:58:34,606 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:58:34,606 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:58:34,607 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 22:58:34,608 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_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 [2023-11-06 22:58:34,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:58:34,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:58:34,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:58:34,965 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:58:34,967 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:58:34,968 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-11-06 22:58:38,433 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:58:38,694 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:58:38,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-11-06 22:58:38,704 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/data/9d6e8eafa/ec4e062e7f3c4c96b17355fe01ecc69c/FLAG8ebdfa594 [2023-11-06 22:58:38,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/data/9d6e8eafa/ec4e062e7f3c4c96b17355fe01ecc69c [2023-11-06 22:58:38,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:58:38,728 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:58:38,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:58:38,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:58:38,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:58:38,745 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:58:38" (1/1) ... [2023-11-06 22:58:38,747 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f4a77c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:38, skipping insertion in model container [2023-11-06 22:58:38,747 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:58:38" (1/1) ... [2023-11-06 22:58:38,770 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:58:38,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:58:39,008 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:58:39,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:58:39,036 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:58:39,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:39 WrapperNode [2023-11-06 22:58:39,036 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:58:39,038 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:58:39,038 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:58:39,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:58:39,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:39" (1/1) ... [2023-11-06 22:58:39,052 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:39" (1/1) ... [2023-11-06 22:58:39,082 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 14 [2023-11-06 22:58:39,083 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:58:39,083 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:58:39,084 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:58:39,084 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:58:39,098 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:39" (1/1) ... [2023-11-06 22:58:39,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:39" (1/1) ... [2023-11-06 22:58:39,100 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:39" (1/1) ... [2023-11-06 22:58:39,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:39" (1/1) ... [2023-11-06 22:58:39,103 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:39" (1/1) ... [2023-11-06 22:58:39,109 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:39" (1/1) ... [2023-11-06 22:58:39,110 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:39" (1/1) ... [2023-11-06 22:58:39,111 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:39" (1/1) ... [2023-11-06 22:58:39,113 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:58:39,114 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:58:39,115 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:58:39,115 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:58:39,122 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:39" (1/1) ... [2023-11-06 22:58:39,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:39,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:39,161 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:39,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 22:58:39,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:58:39,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:58:39,296 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:58:39,299 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:58:39,423 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:58:39,436 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:58:39,438 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:58:39,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:58:39 BoogieIcfgContainer [2023-11-06 22:58:39,442 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:58:39,444 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 22:58:39,444 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 22:58:39,450 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 22:58:39,451 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:58:39,451 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 10:58:38" (1/3) ... [2023-11-06 22:58:39,453 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c9be4d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:58:39, skipping insertion in model container [2023-11-06 22:58:39,453 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:58:39,454 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:39" (2/3) ... [2023-11-06 22:58:39,457 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c9be4d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:58:39, skipping insertion in model container [2023-11-06 22:58:39,458 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:58:39,458 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:58:39" (3/3) ... [2023-11-06 22:58:39,461 INFO L332 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-11-06 22:58:39,567 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 22:58:39,567 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 22:58:39,568 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 22:58:39,568 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 22:58:39,568 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 22:58:39,568 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 22:58:39,571 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 22:58:39,571 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 22:58:39,579 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) [2023-11-06 22:58:39,604 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-06 22:58:39,605 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:58:39,606 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:58:39,613 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 22:58:39,613 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-06 22:58:39,614 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 22:58:39,614 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) [2023-11-06 22:58:39,616 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-06 22:58:39,617 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:58:39,618 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:58:39,618 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 22:58:39,619 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-06 22:58:39,634 INFO L748 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 6#L14-2true [2023-11-06 22:58:39,635 INFO L750 eck$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 [2023-11-06 22:58:39,642 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:39,643 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-06 22:58:39,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:39,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819691634] [2023-11-06 22:58:39,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:39,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:39,741 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:39,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:39,759 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:39,762 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:39,762 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2023-11-06 22:58:39,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:39,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754420499] [2023-11-06 22:58:39,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:39,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:39,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:39,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:39,799 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:39,801 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:39,801 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2023-11-06 22:58:39,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:39,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373575659] [2023-11-06 22:58:39,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:39,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:39,817 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:39,830 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:40,116 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:58:40,116 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:58:40,117 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:58:40,117 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:58:40,117 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 22:58:40,117 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:40,117 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:58:40,118 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:58:40,118 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-06 22:58:40,118 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:58:40,118 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:58:40,138 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:58:40,225 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:58:40,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:58:40,637 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:58:40,637 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 22:58:40,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:40,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:40,645 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:40,658 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:58:40,658 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:58:40,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-06 22:58:40,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:40,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:40,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:40,710 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:40,719 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 22:58:40,719 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:58:40,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-06 22:58:40,790 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-06 22:58:40,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:40,802 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:58:40,802 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:58:40,802 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:58:40,803 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:58:40,803 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:58:40,803 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:40,803 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:58:40,803 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:58:40,803 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-06 22:58:40,803 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:58:40,803 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:58:40,806 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:58:40,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:58:40,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:58:41,427 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:58:41,432 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:58:41,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:41,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:41,438 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:41,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-06 22:58:41,447 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 [2023-11-06 22:58:41,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:41,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:41,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:41,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:41,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:41,469 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:41,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:41,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:41,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:41,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:41,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:41,492 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:41,504 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 [2023-11-06 22:58:41,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-06 22:58:41,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:41,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:41,521 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:41,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:41,601 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2023-11-06 22:58:41,601 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-06 22:58:41,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:41,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:41,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:41,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:41,693 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:41,698 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 [2023-11-06 22:58:41,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-06 22:58:41,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:41,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:41,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:41,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:41,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:41,717 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:41,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:41,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:41,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-06 22:58:41,738 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-06 22:58:41,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:41,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:41,741 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:41,746 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 [2023-11-06 22:58:41,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-06 22:58:41,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:41,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:41,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:41,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:41,763 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:58:41,764 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:58:41,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:41,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:41,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:41,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:41,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:41,788 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:41,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 22:58:41,791 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 [2023-11-06 22:58:41,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:41,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:41,807 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:41,807 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:58:41,871 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-06 22:58:41,872 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-06 22:58:41,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:41,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:41,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:41,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:41,988 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:41,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 22:58:41,995 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 [2023-11-06 22:58:42,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:42,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:42,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:42,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:42,009 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:58:42,009 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:58:42,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:42,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:42,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:42,038 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-06 22:58:42,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:42,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:42,040 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:42,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 22:58:42,053 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 [2023-11-06 22:58:42,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:42,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:42,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:42,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:42,068 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:42,070 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:58:42,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:42,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:42,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:42,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:42,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:42,093 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:42,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:58:42,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 22:58:42,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:42,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:42,122 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:42,123 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:42,187 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-06 22:58:42,187 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-06 22:58:42,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:42,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:42,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:42,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:42,308 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:42,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-06 22:58:42,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:58:42,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:42,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:42,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:42,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:42,333 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:42,334 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:58:42,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:42,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:42,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:42,353 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-06 22:58:42,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:42,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:42,355 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:42,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-06 22:58:42,364 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 [2023-11-06 22:58:42,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:42,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:42,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:42,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:42,378 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:58:42,380 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 22:58:42,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:42,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:42,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:42,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:42,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:42,403 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:42,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-06 22:58:42,411 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 [2023-11-06 22:58:42,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:42,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:42,425 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:42,425 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:58:42,530 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-06 22:58:42,531 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-06 22:58:42,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:42,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:42,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:42,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:42,711 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:42,718 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 [2023-11-06 22:58:42,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-06 22:58:42,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:42,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:42,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:42,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:42,732 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:58:42,734 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 22:58:42,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:42,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:42,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:42,753 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-06 22:58:42,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:42,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:42,757 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:42,767 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 [2023-11-06 22:58:42,781 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:42,781 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 22:58:42,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:42,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-06 22:58:42,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:42,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:42,781 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:58:42,782 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:58:42,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:42,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:42,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:42,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:42,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:42,807 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:42,811 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 [2023-11-06 22:58:42,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-06 22:58:42,826 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:42,826 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 22:58:42,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:42,826 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:42,827 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:58:42,874 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-06 22:58:42,875 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-06 22:58:43,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:43,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:43,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:43,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:43,020 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:43,031 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 [2023-11-06 22:58:43,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-06 22:58:43,047 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:43,047 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 22:58:43,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:43,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:43,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:43,048 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:58:43,049 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:58:43,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:43,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:43,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:43,076 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-06 22:58:43,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:43,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:43,078 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:43,088 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 [2023-11-06 22:58:43,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-06 22:58:43,105 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:43,105 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 22:58:43,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:43,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:43,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:43,106 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:43,107 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:58:43,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:43,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:43,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:43,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:43,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:43,132 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:43,143 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 [2023-11-06 22:58:43,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-06 22:58:43,160 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:43,160 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 22:58:43,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:43,160 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:43,160 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:43,232 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-06 22:58:43,232 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-06 22:58:43,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:43,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:43,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:43,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:43,408 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:43,422 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 [2023-11-06 22:58:43,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-06 22:58:43,437 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:43,437 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 22:58:43,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:43,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:43,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:43,438 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:43,440 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:58:43,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:43,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:43,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:43,465 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-06 22:58:43,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:43,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:43,467 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:43,472 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 [2023-11-06 22:58:43,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-06 22:58:43,488 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:43,488 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 22:58:43,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:43,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:43,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:43,488 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:58:43,491 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 22:58:43,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:43,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:43,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:43,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:43,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:43,515 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:43,519 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 [2023-11-06 22:58:43,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-06 22:58:43,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:43,536 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 22:58:43,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:43,537 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:43,537 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:58:43,645 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-06 22:58:43,645 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-06 22:58:43,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:43,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:43,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:43,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:43,914 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:43,920 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 [2023-11-06 22:58:43,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-06 22:58:43,936 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:43,936 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 22:58:43,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:43,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:43,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:43,937 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:58:43,946 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 22:58:43,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:43,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:43,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:43,979 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-06 22:58:43,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:43,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:43,981 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:43,986 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 [2023-11-06 22:58:44,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-06 22:58:44,002 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:44,002 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 22:58:44,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:44,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:44,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:44,003 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:44,005 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:58:44,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:44,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:44,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:44,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:44,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:44,028 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:44,033 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 [2023-11-06 22:58:44,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-06 22:58:44,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:44,050 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 22:58:44,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:44,050 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:44,050 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:44,142 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-06 22:58:44,142 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-06 22:58:44,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:44,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-11-06 22:58:44,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:44,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:44,296 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:44,305 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 [2023-11-06 22:58:44,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-06 22:58:44,320 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:44,321 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 22:58:44,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:44,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:44,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:44,322 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:44,325 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:58:44,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:44,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:44,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:44,346 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-06 22:58:44,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:44,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:44,347 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:44,352 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 [2023-11-06 22:58:44,366 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:44,366 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 22:58:44,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:44,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:44,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:44,367 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 22:58:44,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-06 22:58:44,368 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:44,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:44,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:44,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:44,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:44,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:44,391 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:44,398 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 [2023-11-06 22:58:44,411 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:44,411 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 22:58:44,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:44,411 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:44,411 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 22:58:44,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-06 22:58:44,487 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2023-11-06 22:58:44,487 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-11-06 22:58:44,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:44,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-06 22:58:44,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:44,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:44,701 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:44,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-06 22:58:44,704 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 [2023-11-06 22:58:44,714 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:44,714 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 22:58:44,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:44,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:44,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:44,715 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 22:58:44,717 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:44,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:44,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:44,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:44,750 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-06 22:58:44,750 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 [2023-11-06 22:58:44,750 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 [2023-11-06 22:58:44,751 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:44,751 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2023-11-06 22:58:44,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:44,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161899811] [2023-11-06 22:58:44,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:44,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:44,760 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:44,768 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:44,769 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:44,769 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2023-11-06 22:58:44,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:44,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927362483] [2023-11-06 22:58:44,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:44,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:44,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:44,777 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:44,785 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:44,785 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:44,786 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2023-11-06 22:58:44,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:44,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986869084] [2023-11-06 22:58:44,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:44,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:44,800 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:44,814 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:44,930 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:58:44,931 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:58:44,931 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:58:44,931 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:58:44,931 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 22:58:44,931 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:44,931 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:58:44,931 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:58:44,932 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-06 22:58:44,932 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:58:44,932 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:58:44,934 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:58:45,000 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:58:45,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:58:45,334 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:58:45,335 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 22:58:45,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:45,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:45,338 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:45,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-06 22:58:45,348 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:58:45,348 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:58:45,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:45,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:45,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:45,396 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:45,402 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 22:58:45,402 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:58:45,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-06 22:58:45,454 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-06 22:58:45,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:45,463 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:58:45,464 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:58:45,464 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:58:45,464 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:58:45,464 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:58:45,464 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:45,464 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:58:45,464 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:58:45,464 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-06 22:58:45,464 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:58:45,464 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:58:45,466 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:58:45,470 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:58:45,560 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:58:45,908 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:58:45,909 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:58:45,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:45,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:45,914 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:45,923 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 [2023-11-06 22:58:45,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-06 22:58:45,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:45,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:45,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:45,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:45,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:45,938 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:45,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:45,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:45,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:45,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:45,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:45,964 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:45,970 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 [2023-11-06 22:58:45,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-06 22:58:45,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:45,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:45,985 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:45,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:46,013 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2023-11-06 22:58:46,013 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-06 22:58:46,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:46,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:46,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:46,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:46,096 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:46,102 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 [2023-11-06 22:58:46,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-06 22:58:46,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:46,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:46,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:46,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:46,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:46,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:46,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:46,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:46,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:46,143 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-06 22:58:46,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:46,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:46,145 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:46,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:58:46,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-06 22:58:46,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:46,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:46,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:46,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:46,168 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:58:46,168 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:58:46,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:46,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:46,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:46,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:46,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:46,204 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:46,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:58:46,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-06 22:58:46,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:46,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:46,229 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:46,229 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:58:46,275 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-06 22:58:46,275 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-06 22:58:46,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:46,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:46,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:46,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:46,383 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:46,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:58:46,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-06 22:58:46,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:46,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:46,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:46,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:46,404 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:58:46,405 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:58:46,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:46,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:46,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:46,431 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-06 22:58:46,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:46,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:46,433 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:46,437 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 [2023-11-06 22:58:46,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-06 22:58:46,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:46,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:46,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:46,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:46,454 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:46,455 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:58:46,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:46,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:46,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:46,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:46,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:46,480 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:46,492 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 [2023-11-06 22:58:46,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-06 22:58:46,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:46,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:46,509 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:46,509 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:46,562 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-06 22:58:46,562 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-06 22:58:46,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:46,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:46,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:46,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:46,702 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:46,706 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 [2023-11-06 22:58:46,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-06 22:58:46,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:46,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:46,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:46,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:46,722 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:46,723 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:58:46,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:46,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:46,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:46,751 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-06 22:58:46,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:46,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:46,753 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:46,758 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 [2023-11-06 22:58:46,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-06 22:58:46,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:46,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:46,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:46,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:46,775 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:58:46,776 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 22:58:46,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:46,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:46,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:46,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:46,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:46,794 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:46,802 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 [2023-11-06 22:58:46,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-06 22:58:46,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:46,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:46,820 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:46,820 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:58:46,898 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-06 22:58:46,898 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-06 22:58:47,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:47,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:47,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:47,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:47,064 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:47,069 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 [2023-11-06 22:58:47,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-06 22:58:47,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:47,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:47,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:47,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:47,085 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:58:47,087 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 22:58:47,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:47,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:47,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:47,108 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-06 22:58:47,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:47,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:47,110 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:47,115 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 [2023-11-06 22:58:47,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-06 22:58:47,131 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:47,131 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 22:58:47,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:47,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:47,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:47,132 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:58:47,133 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:58:47,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:47,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:47,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:47,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:47,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:47,149 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:47,155 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 [2023-11-06 22:58:47,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-06 22:58:47,177 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:47,177 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 22:58:47,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:47,178 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:47,178 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:58:47,223 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-06 22:58:47,224 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-06 22:58:47,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:47,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:47,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:47,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:47,396 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:47,400 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 [2023-11-06 22:58:47,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-06 22:58:47,415 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:47,415 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 22:58:47,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:47,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:47,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:47,416 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 22:58:47,417 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 22:58:47,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:47,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:47,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:47,433 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-06 22:58:47,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:47,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:47,435 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:47,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-06 22:58:47,441 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 [2023-11-06 22:58:47,457 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:47,457 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 22:58:47,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:47,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:47,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:47,457 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:47,459 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:58:47,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:47,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:47,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:47,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:47,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:47,483 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:47,490 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 [2023-11-06 22:58:47,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-06 22:58:47,506 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:47,506 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 22:58:47,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:47,507 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:47,507 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:47,571 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-06 22:58:47,571 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-06 22:58:47,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:47,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-06 22:58:47,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:47,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:47,815 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:47,822 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 [2023-11-06 22:58:47,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-06 22:58:47,840 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:47,840 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 22:58:47,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:47,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:47,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:47,840 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:47,842 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:58:47,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:47,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:47,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:47,866 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-06 22:58:47,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:47,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:47,867 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:47,874 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 [2023-11-06 22:58:47,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-06 22:58:47,890 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:47,890 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 22:58:47,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:47,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:47,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:47,891 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:58:47,892 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 22:58:47,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:47,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:47,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:47,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:47,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:47,921 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:47,925 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 [2023-11-06 22:58:47,941 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:47,942 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 22:58:47,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:47,942 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:47,942 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:58:47,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-06 22:58:48,020 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-06 22:58:48,020 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-06 22:58:48,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:48,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:48,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:48,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:48,255 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:48,259 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 [2023-11-06 22:58:48,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-06 22:58:48,275 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:48,275 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 22:58:48,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:48,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:48,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:48,275 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 22:58:48,277 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 22:58:48,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:48,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:48,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:48,294 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-06 22:58:48,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:48,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:48,296 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:48,300 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 [2023-11-06 22:58:48,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-06 22:58:48,315 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:48,315 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 22:58:48,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:48,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:48,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:48,316 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:48,317 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:58:48,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:48,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:48,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:48,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:48,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:48,339 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:48,346 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 [2023-11-06 22:58:48,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-06 22:58:48,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:48,362 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 22:58:48,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:48,362 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:48,362 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:48,420 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-06 22:58:48,420 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-06 22:58:48,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:48,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-06 22:58:48,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:48,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:48,587 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:48,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-06 22:58:48,592 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 [2023-11-06 22:58:48,604 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:48,605 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 22:58:48,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:48,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:48,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:48,605 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 22:58:48,608 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 22:58:48,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:48,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:48,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:48,625 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-06 22:58:48,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:48,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:48,627 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:48,634 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 [2023-11-06 22:58:48,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-06 22:58:48,650 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:48,650 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 22:58:48,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:48,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:48,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:48,651 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 22:58:48,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:48,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:48,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:48,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:48,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:48,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:48,675 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:48,680 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 [2023-11-06 22:58:48,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-06 22:58:48,697 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:48,697 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 22:58:48,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:48,697 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-06 22:58:48,697 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 22:58:48,777 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2023-11-06 22:58:48,777 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-11-06 22:58:49,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:49,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:49,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:49,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:49,202 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:49,211 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 [2023-11-06 22:58:49,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-06 22:58:49,228 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 22:58:49,228 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 22:58:49,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:49,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:49,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:49,229 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 22:58:49,230 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:49,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:49,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:49,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:49,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 10:58:49 BoogieIcfgContainer [2023-11-06 22:58:49,254 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 22:58:49,255 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:58:49,255 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:58:49,255 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:58:49,256 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:58:39" (3/4) ... [2023-11-06 22:58:49,260 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:58:49,262 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:58:49,264 INFO L158 Benchmark]: Toolchain (without parser) took 10535.59ms. Allocated memory was 134.2MB in the beginning and 201.3MB in the end (delta: 67.1MB). Free memory was 73.0MB in the beginning and 153.3MB in the end (delta: -80.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:58:49,264 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:58:49,265 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.48ms. Allocated memory was 134.2MB in the beginning and 167.8MB in the end (delta: 33.6MB). Free memory was 72.8MB in the beginning and 135.9MB in the end (delta: -63.0MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2023-11-06 22:58:49,265 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.21ms. Allocated memory is still 167.8MB. Free memory was 135.8MB in the beginning and 140.0MB in the end (delta: -4.2MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. [2023-11-06 22:58:49,265 INFO L158 Benchmark]: Boogie Preprocessor took 29.43ms. Allocated memory is still 167.8MB. Free memory was 140.0MB in the beginning and 139.2MB in the end (delta: 817.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:58:49,266 INFO L158 Benchmark]: RCFGBuilder took 328.33ms. Allocated memory is still 167.8MB. Free memory was 139.2MB in the beginning and 130.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 22:58:49,267 INFO L158 Benchmark]: BuchiAutomizer took 9810.41ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 130.8MB in the beginning and 153.3MB in the end (delta: -22.5MB). Peak memory consumption was 112.0MB. Max. memory is 16.1GB. [2023-11-06 22:58:49,267 INFO L158 Benchmark]: Witness Printer took 7.12ms. Allocated memory is still 201.3MB. Free memory is still 153.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:58:49,269 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.48ms. Allocated memory was 134.2MB in the beginning and 167.8MB in the end (delta: 33.6MB). Free memory was 72.8MB in the beginning and 135.9MB in the end (delta: -63.0MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.21ms. Allocated memory is still 167.8MB. Free memory was 135.8MB in the beginning and 140.0MB in the end (delta: -4.2MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.43ms. Allocated memory is still 167.8MB. Free memory was 140.0MB in the beginning and 139.2MB in the end (delta: 817.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 328.33ms. Allocated memory is still 167.8MB. Free memory was 139.2MB in the beginning and 130.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 9810.41ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 130.8MB in the beginning and 153.3MB in the end (delta: -22.5MB). Peak memory consumption was 112.0MB. Max. memory is 16.1GB. * Witness Printer took 7.12ms. Allocated memory is still 201.3MB. Free memory is still 153.3MB. 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 9.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 9.6s. 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: 519ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s 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 [2023-11-06 22:58:49,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e1f4517-6211-4d32-8f35-efed817121e0/bin/uautomizer-verify-WvqO1wxjHP/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