./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 cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/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_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:23:33,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:23:34,004 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-12 02:23:34,010 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:23:34,010 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:23:34,035 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:23:34,036 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:23:34,037 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:23:34,038 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:23:34,039 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:23:34,040 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:23:34,041 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:23:34,041 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:23:34,042 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:23:34,043 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:23:34,044 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:23:34,044 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:23:34,045 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:23:34,046 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:23:34,046 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:23:34,047 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:23:34,048 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:23:34,048 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:23:34,049 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:23:34,049 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:23:34,050 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:23:34,050 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:23:34,051 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:23:34,051 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:23:34,052 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:23:34,053 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:23:34,053 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:23:34,054 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:23:34,055 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_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 [2023-11-12 02:23:34,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:23:34,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:23:34,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:23:34,354 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:23:34,355 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:23:34,356 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-11-12 02:23:37,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:23:37,771 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:23:37,772 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-11-12 02:23:37,780 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/data/efeff2ba2/7e78ebd4bd4f48cea6f085a1a27b34a4/FLAG46016e996 [2023-11-12 02:23:37,801 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/data/efeff2ba2/7e78ebd4bd4f48cea6f085a1a27b34a4 [2023-11-12 02:23:37,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:23:37,806 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:23:37,808 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:23:37,808 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:23:37,814 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:23:37,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:23:37" (1/1) ... [2023-11-12 02:23:37,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30973756 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:37, skipping insertion in model container [2023-11-12 02:23:37,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:23:37" (1/1) ... [2023-11-12 02:23:37,840 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:23:38,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:23:38,054 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:23:38,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:23:38,084 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:23:38,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:38 WrapperNode [2023-11-12 02:23:38,085 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:23:38,086 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:23:38,086 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:23:38,086 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:23:38,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:38" (1/1) ... [2023-11-12 02:23:38,099 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:38" (1/1) ... [2023-11-12 02:23:38,122 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 14 [2023-11-12 02:23:38,123 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:23:38,124 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:23:38,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:23:38,125 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:23:38,136 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:38" (1/1) ... [2023-11-12 02:23:38,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:38" (1/1) ... [2023-11-12 02:23:38,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:38" (1/1) ... [2023-11-12 02:23:38,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:38" (1/1) ... [2023-11-12 02:23:38,139 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:38" (1/1) ... [2023-11-12 02:23:38,142 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:38" (1/1) ... [2023-11-12 02:23:38,144 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:38" (1/1) ... [2023-11-12 02:23:38,144 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:38" (1/1) ... [2023-11-12 02:23:38,146 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:23:38,147 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:23:38,151 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:23:38,152 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:23:38,153 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:38" (1/1) ... [2023-11-12 02:23:38,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:38,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:38,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:38,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-12 02:23:38,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:23:38,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:23:38,305 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:23:38,308 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:23:38,428 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:23:38,439 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:23:38,439 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:23:38,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:23:38 BoogieIcfgContainer [2023-11-12 02:23:38,442 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:23:38,445 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-12 02:23:38,445 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-12 02:23:38,449 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-12 02:23:38,450 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:23:38,450 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 02:23:37" (1/3) ... [2023-11-12 02:23:38,451 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ddb7e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:23:38, skipping insertion in model container [2023-11-12 02:23:38,452 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:23:38,452 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:38" (2/3) ... [2023-11-12 02:23:38,452 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ddb7e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:23:38, skipping insertion in model container [2023-11-12 02:23:38,453 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:23:38,453 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:23:38" (3/3) ... [2023-11-12 02:23:38,455 INFO L332 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-11-12 02:23:38,525 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-12 02:23:38,525 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-12 02:23:38,525 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-12 02:23:38,526 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-12 02:23:38,526 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-12 02:23:38,526 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-12 02:23:38,526 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-12 02:23:38,526 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-12 02:23:38,531 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) [2023-11-12 02:23:38,545 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-12 02:23:38,546 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:23:38,546 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:23:38,550 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:23:38,550 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-12 02:23:38,551 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-12 02:23:38,551 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) [2023-11-12 02:23:38,552 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-12 02:23:38,552 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:23:38,552 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:23:38,552 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:23:38,552 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-12 02:23:38,560 INFO L748 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 6#L14-2true [2023-11-12 02:23:38,560 INFO L750 eck$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 [2023-11-12 02:23:38,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:38,565 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-12 02:23:38,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:38,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565684757] [2023-11-12 02:23:38,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:38,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:38,665 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:23:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:38,682 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:23:38,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:38,685 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2023-11-12 02:23:38,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:38,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419901443] [2023-11-12 02:23:38,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:38,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:38,703 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:23:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:38,718 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:23:38,719 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:38,719 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2023-11-12 02:23:38,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:38,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837508835] [2023-11-12 02:23:38,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:38,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:38,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:38,732 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:23:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:38,742 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:23:38,990 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:23:38,991 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:23:38,991 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:23:38,991 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:23:38,991 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:23:38,991 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:38,992 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:23:38,992 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:23:38,992 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-12 02:23:38,992 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:23:38,992 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:23:39,012 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:23:39,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:23:39,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:23:39,529 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:23:39,530 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:23:39,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:39,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:39,539 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:39,554 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:23:39,554 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:23:39,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-12 02:23:39,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:39,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:39,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:39,607 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:39,617 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:23:39,617 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:23:39,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-12 02:23:39,673 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-12 02:23:39,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:39,682 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:23:39,683 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:23:39,683 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:23:39,683 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:23:39,683 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:23:39,683 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:39,683 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:23:39,683 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:23:39,683 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-12 02:23:39,683 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:23:39,684 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:23:39,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:23:39,690 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:23:39,767 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:23:40,128 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:23:40,133 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:23:40,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:40,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:40,136 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:40,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:23:40,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:40,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:40,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:40,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:40,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-12 02:23:40,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:23:40,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:23:40,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:40,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:40,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:40,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:40,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:40,195 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:40,203 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 [2023-11-12 02:23:40,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-12 02:23:40,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:40,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:40,217 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:40,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:23:40,293 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2023-11-12 02:23:40,294 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-12 02:23:40,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:40,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:40,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:40,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:40,370 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:40,381 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 [2023-11-12 02:23:40,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:40,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:40,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:40,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:40,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:23:40,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-12 02:23:40,394 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:23:40,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:40,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:40,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:40,418 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-12 02:23:40,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:40,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:40,420 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:40,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-12 02:23:40,424 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 [2023-11-12 02:23:40,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:40,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:40,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:40,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:40,438 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:23:40,441 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:23:40,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:40,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:40,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:40,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:40,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:40,465 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:40,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-12 02:23:40,483 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 [2023-11-12 02:23:40,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:40,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:40,498 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:40,498 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:23:40,570 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-12 02:23:40,570 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-12 02:23:40,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:40,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:40,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:40,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:40,668 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:40,679 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 [2023-11-12 02:23:40,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:40,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:40,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:40,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:40,693 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:23:40,694 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:23:40,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:40,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-12 02:23:40,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:40,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:40,720 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-12 02:23:40,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:40,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:40,723 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:40,732 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 [2023-11-12 02:23:40,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:40,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:40,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:40,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:40,745 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:40,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-12 02:23:40,746 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:23:40,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:40,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:40,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:40,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:40,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:40,778 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:40,787 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 [2023-11-12 02:23:40,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:40,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:40,800 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:40,800 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:40,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-12 02:23:40,870 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-12 02:23:40,870 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-12 02:23:40,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:40,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:40,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:40,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:40,999 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:41,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:23:41,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-12 02:23:41,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:41,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:41,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:41,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:41,021 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:41,022 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:23:41,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:41,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:41,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:41,037 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-12 02:23:41,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:41,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:41,039 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:41,044 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 [2023-11-12 02:23:41,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-12 02:23:41,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:41,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:41,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:41,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:41,055 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:23:41,056 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:23:41,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:41,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:41,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:41,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:41,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:41,081 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:41,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-12 02:23:41,087 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 [2023-11-12 02:23:41,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:41,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:41,101 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:41,101 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:23:41,176 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-12 02:23:41,176 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-12 02:23:41,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:41,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:41,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:41,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:41,312 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:41,329 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 [2023-11-12 02:23:41,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-12 02:23:41,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:41,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:41,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:41,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:41,342 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:23:41,343 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:23:41,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:41,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:41,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:41,361 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-12 02:23:41,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:41,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:41,363 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:41,376 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 [2023-11-12 02:23:41,389 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:41,389 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:23:41,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:41,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:41,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:41,390 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:23:41,391 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:23:41,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:41,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-12 02:23:41,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:41,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:41,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:41,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:41,411 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:41,419 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 [2023-11-12 02:23:41,432 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:41,432 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:23:41,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:41,433 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:41,433 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:23:41,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-12 02:23:41,496 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-12 02:23:41,496 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-12 02:23:41,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:41,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:41,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:41,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:41,610 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:41,620 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 [2023-11-12 02:23:41,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:41,633 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:23:41,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:41,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:41,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:41,634 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:23:41,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-12 02:23:41,635 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:23:41,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:41,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:41,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:41,655 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-12 02:23:41,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:41,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:41,657 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:41,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-12 02:23:41,665 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 [2023-11-12 02:23:41,678 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:41,678 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:23:41,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:41,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:41,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:41,678 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:41,680 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:23:41,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:41,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:41,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:41,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:41,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:41,710 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:41,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:23:41,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:41,732 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:23:41,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-12 02:23:41,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:41,733 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:41,733 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:41,789 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-12 02:23:41,789 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-12 02:23:41,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:41,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:41,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:41,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:41,949 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:41,959 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 [2023-11-12 02:23:41,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-12 02:23:41,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:41,972 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:23:41,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:41,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:41,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:41,973 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:41,974 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:23:41,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:41,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:41,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:41,995 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-12 02:23:41,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:41,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:41,998 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:42,004 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 [2023-11-12 02:23:42,018 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:42,018 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:23:42,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:42,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:42,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:42,019 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:23:42,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-12 02:23:42,021 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:23:42,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:42,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:42,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:42,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:42,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:42,051 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:42,056 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 [2023-11-12 02:23:42,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-12 02:23:42,070 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:42,070 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:23:42,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:42,070 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:42,070 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:23:42,140 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-12 02:23:42,140 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-12 02:23:42,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:42,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-12 02:23:42,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:42,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:42,322 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:42,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-12 02:23:42,325 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 [2023-11-12 02:23:42,339 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:42,339 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:23:42,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:42,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:42,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:42,339 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:23:42,343 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:23:42,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:42,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:42,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:42,368 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-12 02:23:42,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:42,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:42,371 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:42,380 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 [2023-11-12 02:23:42,393 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:42,393 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:23:42,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:42,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:42,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:42,394 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:42,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-12 02:23:42,396 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:23:42,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:42,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:42,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:42,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:42,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:42,422 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:42,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-12 02:23:42,424 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 [2023-11-12 02:23:42,435 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:42,435 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:23:42,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:42,435 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:42,435 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:42,483 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-12 02:23:42,484 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-12 02:23:42,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:42,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:42,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:42,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:42,641 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:42,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:23:42,661 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:42,661 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:23:42,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:42,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:42,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:42,662 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:42,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-12 02:23:42,663 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:23:42,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:42,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:42,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:42,687 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-12 02:23:42,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:42,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:42,689 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:42,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-12 02:23:42,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:23:42,705 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:42,706 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:23:42,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:42,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:42,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:42,706 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:23:42,707 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:23:42,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:42,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:42,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:42,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:42,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:42,727 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:42,731 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 [2023-11-12 02:23:42,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:42,744 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:23:42,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:42,744 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:42,744 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:23:42,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-12 02:23:42,816 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2023-11-12 02:23:42,816 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-11-12 02:23:43,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:43,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-12 02:23:43,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:43,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:43,033 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:43,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-12 02:23:43,037 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 [2023-11-12 02:23:43,049 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:43,050 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:23:43,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:43,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:43,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:43,050 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:23:43,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:23:43,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:43,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:43,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:43,073 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-12 02:23:43,074 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 [2023-11-12 02:23:43,074 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 [2023-11-12 02:23:43,074 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:43,074 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2023-11-12 02:23:43,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:43,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512109576] [2023-11-12 02:23:43,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:43,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:43,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:43,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:23:43,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:43,097 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:23:43,098 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:43,098 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2023-11-12 02:23:43,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:43,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246540355] [2023-11-12 02:23:43,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:43,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:43,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:43,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:23:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:43,113 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:23:43,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:43,114 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2023-11-12 02:23:43,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:43,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428128295] [2023-11-12 02:23:43,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:43,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:43,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:43,129 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:23:43,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:43,148 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:23:43,307 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:23:43,307 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:23:43,307 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:23:43,307 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:23:43,307 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:23:43,307 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:43,308 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:23:43,308 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:23:43,308 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-12 02:23:43,308 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:23:43,308 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:23:43,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:23:43,375 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:23:43,381 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:23:43,716 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:23:43,716 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:23:43,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:43,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:43,717 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:43,721 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:23:43,721 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:23:43,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-12 02:23:43,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:43,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:43,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:43,766 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:43,770 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:23:43,770 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:23:43,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-12 02:23:43,824 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-12 02:23:43,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:43,834 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:23:43,834 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:23:43,834 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:23:43,834 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:23:43,834 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:23:43,834 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:43,834 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:23:43,834 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:23:43,834 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-11-12 02:23:43,834 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:23:43,834 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:23:43,836 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:23:43,841 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:23:43,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:23:44,236 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:23:44,236 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:23:44,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:44,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:44,238 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:44,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:23:44,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:44,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:44,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:44,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:44,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:23:44,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:23:44,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:44,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-12 02:23:44,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:44,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:44,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:44,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:44,275 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:44,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-12 02:23:44,289 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 [2023-11-12 02:23:44,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:44,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:44,301 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:44,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:23:44,327 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2023-11-12 02:23:44,327 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-12 02:23:44,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:44,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:44,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:44,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:44,389 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:44,392 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 [2023-11-12 02:23:44,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-12 02:23:44,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:44,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:44,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:44,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:44,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:23:44,406 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:23:44,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:44,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:44,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:44,432 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-12 02:23:44,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:44,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:44,434 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:44,441 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 [2023-11-12 02:23:44,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-12 02:23:44,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:44,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:44,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:44,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:44,454 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:23:44,455 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:23:44,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:44,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:44,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:44,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:44,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:44,480 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:44,485 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 [2023-11-12 02:23:44,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:44,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:44,498 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:44,498 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:23:44,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-12 02:23:44,533 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-12 02:23:44,533 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-12 02:23:44,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:44,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:44,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:44,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:44,624 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:44,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-12 02:23:44,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:23:44,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:44,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:44,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:44,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:44,643 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:23:44,644 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:23:44,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:44,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:44,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:44,664 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-12 02:23:44,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:44,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:44,666 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:44,669 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 [2023-11-12 02:23:44,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:44,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:44,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:44,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:44,684 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:44,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-12 02:23:44,684 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:23:44,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:44,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:44,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:44,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:44,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:44,704 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:44,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-12 02:23:44,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:23:44,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:44,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:44,722 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:44,722 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:44,768 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-12 02:23:44,768 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-12 02:23:44,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:44,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:44,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:44,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:44,886 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:44,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:23:44,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-12 02:23:44,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:44,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:44,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:44,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:44,904 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:44,905 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:23:44,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:44,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:44,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:44,936 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-12 02:23:44,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:44,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:44,937 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:44,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:23:44,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-12 02:23:44,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:44,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:44,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:44,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:44,955 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:23:44,956 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:23:44,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:44,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:44,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:44,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:44,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:44,976 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:44,981 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 [2023-11-12 02:23:44,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-12 02:23:44,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:44,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:44,995 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:44,995 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:23:45,074 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-12 02:23:45,074 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-12 02:23:45,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:45,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:45,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:45,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:45,209 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:45,216 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 [2023-11-12 02:23:45,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-12 02:23:45,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:23:45,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:45,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:45,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:45,230 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:23:45,232 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:23:45,232 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:45,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:45,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:45,251 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-12 02:23:45,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:45,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:45,252 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:45,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:23:45,268 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:45,269 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:23:45,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:45,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:45,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:45,269 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:23:45,270 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:23:45,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:45,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-12 02:23:45,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:45,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:45,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:45,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:45,292 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:45,297 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 [2023-11-12 02:23:45,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-12 02:23:45,312 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:45,312 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:23:45,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:45,312 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:45,312 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:23:45,349 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-12 02:23:45,349 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-11-12 02:23:45,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:45,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:45,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:45,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:45,458 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:45,462 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 [2023-11-12 02:23:45,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-12 02:23:45,475 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:45,475 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:23:45,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:45,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:45,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:45,476 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:23:45,476 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:23:45,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:45,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:45,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:45,503 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-12 02:23:45,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:45,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:45,504 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:45,508 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 [2023-11-12 02:23:45,521 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:45,521 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:23:45,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:45,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:45,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:45,522 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:45,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-12 02:23:45,523 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:23:45,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:45,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:45,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:45,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:45,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:45,540 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:45,544 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 [2023-11-12 02:23:45,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-12 02:23:45,557 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:45,557 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:23:45,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:45,558 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:45,558 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:45,606 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-12 02:23:45,607 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-12 02:23:45,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:45,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-12 02:23:45,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:45,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:45,788 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:45,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-12 02:23:45,791 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 [2023-11-12 02:23:45,801 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:45,801 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:23:45,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:45,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:45,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:45,802 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:45,803 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:23:45,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:45,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:45,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:45,839 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-12 02:23:45,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:45,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:45,840 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:45,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:23:45,861 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:45,861 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:23:45,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:45,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:45,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:45,861 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:23:45,863 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:23:45,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:45,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-12 02:23:45,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:45,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:45,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:45,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:45,893 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:45,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-12 02:23:45,897 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 [2023-11-12 02:23:45,911 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:45,911 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:23:45,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:45,911 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:45,911 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:23:45,973 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-11-12 02:23:45,973 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-11-12 02:23:46,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:46,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:46,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:46,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:46,134 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:46,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-12 02:23:46,137 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 [2023-11-12 02:23:46,147 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:46,147 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:23:46,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:46,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:46,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:46,148 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:23:46,149 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:23:46,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:46,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:46,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:46,165 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-12 02:23:46,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:46,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:46,166 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:46,175 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 [2023-11-12 02:23:46,187 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:46,188 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:23:46,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:46,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:46,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:46,188 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:46,189 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:23:46,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:46,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-12 02:23:46,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:46,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:46,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:46,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:46,204 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:46,208 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 [2023-11-12 02:23:46,220 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:46,220 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:23:46,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:46,221 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:46,221 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:46,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-12 02:23:46,268 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-11-12 02:23:46,269 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-12 02:23:46,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:46,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:46,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:46,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:46,424 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:46,428 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 [2023-11-12 02:23:46,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-12 02:23:46,441 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:46,441 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:23:46,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:46,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:46,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:46,441 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:23:46,442 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:23:46,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:46,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:46,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:46,463 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-12 02:23:46,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:46,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:46,464 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:46,468 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 [2023-11-12 02:23:46,481 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:46,481 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:23:46,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:46,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:46,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:46,482 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:23:46,483 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:23:46,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:46,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-12 02:23:46,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:46,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:46,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:46,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:46,508 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:46,512 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 [2023-11-12 02:23:46,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-12 02:23:46,526 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:46,526 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:23:46,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:46,526 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-11-12 02:23:46,526 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:23:46,595 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2023-11-12 02:23:46,595 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-11-12 02:23:46,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:46,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:46,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:23:46,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:46,908 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:46,912 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 [2023-11-12 02:23:46,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-12 02:23:46,925 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:23:46,925 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:23:46,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:23:46,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:23:46,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:23:46,925 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:23:46,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:23:46,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:23:46,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:23:46,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:46,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.11 02:23:46 BoogieIcfgContainer [2023-11-12 02:23:46,957 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-12 02:23:46,957 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:23:46,958 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:23:46,958 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:23:46,958 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:23:38" (3/4) ... [2023-11-12 02:23:46,960 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:23:46,987 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:23:46,988 INFO L158 Benchmark]: Toolchain (without parser) took 9181.65ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 111.1MB in the beginning and 148.9MB in the end (delta: -37.8MB). Peak memory consumption was 97.5MB. Max. memory is 16.1GB. [2023-11-12 02:23:46,989 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 104.9MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:23:46,989 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.56ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 101.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 02:23:46,989 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.33ms. Allocated memory is still 151.0MB. Free memory was 101.4MB in the beginning and 100.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:23:46,989 INFO L158 Benchmark]: Boogie Preprocessor took 22.02ms. Allocated memory is still 151.0MB. Free memory was 100.1MB in the beginning and 98.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:23:46,990 INFO L158 Benchmark]: RCFGBuilder took 296.31ms. Allocated memory is still 151.0MB. Free memory was 98.9MB in the beginning and 91.1MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 02:23:46,990 INFO L158 Benchmark]: BuchiAutomizer took 8512.19ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 91.1MB in the beginning and 49.6MB in the end (delta: 41.5MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. [2023-11-12 02:23:46,990 INFO L158 Benchmark]: Witness Printer took 29.36ms. Allocated memory is still 182.5MB. Free memory was 49.6MB in the beginning and 148.9MB in the end (delta: -99.3MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2023-11-12 02:23:46,993 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 104.9MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.56ms. Allocated memory is still 151.0MB. Free memory was 110.8MB in the beginning and 101.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.33ms. Allocated memory is still 151.0MB. Free memory was 101.4MB in the beginning and 100.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.02ms. Allocated memory is still 151.0MB. Free memory was 100.1MB in the beginning and 98.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 296.31ms. Allocated memory is still 151.0MB. Free memory was 98.9MB in the beginning and 91.1MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 8512.19ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 91.1MB in the beginning and 49.6MB in the end (delta: 41.5MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. * Witness Printer took 29.36ms. Allocated memory is still 182.5MB. Free memory was 49.6MB in the beginning and 148.9MB in the end (delta: -99.3MB). Peak memory consumption was 2.3MB. 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 8.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 8.3s. 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: 393ms 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 [2023-11-12 02:23:47,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/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_625db214-3319-471c-b455-e9424cd21773/bin/uautomizer-verify-uTZkv6EMXl/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