./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB --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 f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:19:55,998 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:19:56,070 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-28 03:19:56,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:19:56,075 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:19:56,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:19:56,098 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:19:56,098 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:19:56,098 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:19:56,098 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:19:56,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:19:56,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:19:56,099 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:19:56,099 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 03:19:56,099 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 03:19:56,099 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 03:19:56,099 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 03:19:56,099 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 03:19:56,101 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 03:19:56,101 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:19:56,101 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 03:19:56,101 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:19:56,102 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:19:56,102 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 03:19:56,102 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 03:19:56,102 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 03:19:56,102 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:19:56,102 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:19:56,102 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 03:19:56,102 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:19:56,102 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:19:56,103 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:19:56,103 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:19:56,103 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:19:56,103 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 03:19:56,103 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 03:19:56,103 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB 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 -> f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e [2024-11-28 03:19:56,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:19:56,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:19:56,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:19:56,446 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:19:56,447 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:19:56,449 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2024-11-28 03:19:59,472 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/data/91fd9921f/d51ee4e935e04ccfacbcd69de6817516/FLAG37ebd2ba4 [2024-11-28 03:19:59,721 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:19:59,722 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2024-11-28 03:19:59,730 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/data/91fd9921f/d51ee4e935e04ccfacbcd69de6817516/FLAG37ebd2ba4 [2024-11-28 03:19:59,746 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/data/91fd9921f/d51ee4e935e04ccfacbcd69de6817516 [2024-11-28 03:19:59,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:19:59,751 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:19:59,753 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:19:59,753 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:19:59,758 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:19:59,759 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:19:59" (1/1) ... [2024-11-28 03:19:59,760 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@697e72c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:59, skipping insertion in model container [2024-11-28 03:19:59,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:19:59" (1/1) ... [2024-11-28 03:19:59,778 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:19:59,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:19:59,970 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:19:59,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:20:00,005 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:20:00,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00 WrapperNode [2024-11-28 03:20:00,006 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:20:00,007 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:20:00,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:20:00,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:20:00,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00" (1/1) ... [2024-11-28 03:20:00,024 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00" (1/1) ... [2024-11-28 03:20:00,042 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2024-11-28 03:20:00,042 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:20:00,043 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:20:00,043 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:20:00,043 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:20:00,053 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00" (1/1) ... [2024-11-28 03:20:00,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00" (1/1) ... [2024-11-28 03:20:00,054 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00" (1/1) ... [2024-11-28 03:20:00,063 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-28 03:20:00,063 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00" (1/1) ... [2024-11-28 03:20:00,064 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00" (1/1) ... [2024-11-28 03:20:00,065 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00" (1/1) ... [2024-11-28 03:20:00,066 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00" (1/1) ... [2024-11-28 03:20:00,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00" (1/1) ... [2024-11-28 03:20:00,076 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00" (1/1) ... [2024-11-28 03:20:00,078 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00" (1/1) ... [2024-11-28 03:20:00,079 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:20:00,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:20:00,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:20:00,083 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:20:00,084 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00" (1/1) ... [2024-11-28 03:20:00,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:00,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:00,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:00,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 03:20:00,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:20:00,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:20:00,225 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:20:00,227 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:20:00,353 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-28 03:20:00,353 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:20:00,363 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:20:00,364 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 03:20:00,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:20:00 BoogieIcfgContainer [2024-11-28 03:20:00,365 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:20:00,366 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 03:20:00,366 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 03:20:00,373 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 03:20:00,374 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:20:00,374 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:19:59" (1/3) ... [2024-11-28 03:20:00,376 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@13fc1d1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:20:00, skipping insertion in model container [2024-11-28 03:20:00,376 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:20:00,376 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:00" (2/3) ... [2024-11-28 03:20:00,376 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@13fc1d1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:20:00, skipping insertion in model container [2024-11-28 03:20:00,376 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:20:00,377 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:20:00" (3/3) ... [2024-11-28 03:20:00,378 INFO L363 chiAutomizerObserver]: Analyzing ICFG Gothenburg-1.c [2024-11-28 03:20:00,438 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 03:20:00,438 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 03:20:00,438 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 03:20:00,439 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 03:20:00,439 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 03:20:00,439 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 03:20:00,439 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 03:20:00,439 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 03:20:00,444 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 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) [2024-11-28 03:20:00,459 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-28 03:20:00,459 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:20:00,460 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:20:00,464 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:00,465 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 03:20:00,465 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 03:20:00,465 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 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) [2024-11-28 03:20:00,466 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-28 03:20:00,467 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:20:00,467 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:20:00,467 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:00,467 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 03:20:00,476 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_#t~nondet0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;havoc main_#t~nondet3#1;main_~y~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;" "assume !!(-268435455 <= main_~a~0#1 && main_~a~0#1 <= 268435455);" "assume !!(-268435455 <= main_~b~0#1 && main_~b~0#1 <= 268435455);" "assume !!(-268435455 <= main_~x~0#1 && main_~x~0#1 <= 268435455);" "assume !!(-268435455 <= main_~y~0#1 && main_~y~0#1 <= 268435455);" "assume main_~a~0#1 == main_~b~0#1;" [2024-11-28 03:20:00,476 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~x~0#1 >= 0 || main_~y~0#1 >= 0;" "main_~x~0#1 := main_~x~0#1 + main_~a~0#1 - main_~b~0#1 - 1;main_~y~0#1 := main_~y~0#1 + main_~b~0#1 - main_~a~0#1 - 1;" [2024-11-28 03:20:00,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:00,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907820, now seen corresponding path program 1 times [2024-11-28 03:20:00,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:00,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469468628] [2024-11-28 03:20:00,495 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:00,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:00,596 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:00,628 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:00,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:00,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1957, now seen corresponding path program 1 times [2024-11-28 03:20:00,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:00,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395588051] [2024-11-28 03:20:00,633 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:00,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:00,648 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:00,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:00,660 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:00,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:00,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1271628432, now seen corresponding path program 1 times [2024-11-28 03:20:00,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:00,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436053715] [2024-11-28 03:20:00,665 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:00,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:00,687 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:00,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:00,700 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:00,829 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:20:00,829 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:20:00,829 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:20:00,830 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:20:00,830 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-28 03:20:00,830 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:00,830 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:20:00,830 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:20:00,830 INFO L132 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Loop [2024-11-28 03:20:00,830 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:20:00,831 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:20:00,850 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:00,864 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:00,872 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:01,050 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:20:01,051 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-28 03:20:01,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:01,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:01,058 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:01,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 03:20:01,061 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:20:01,062 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:20:01,093 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-28 03:20:01,093 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-28 03:20:01,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-28 03:20:01,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:01,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:01,107 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:01,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 03:20:01,113 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:20:01,113 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:20:01,136 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-28 03:20:01,137 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-28 03:20:01,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:01,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:01,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:01,145 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:01,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 03:20:01,149 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:20:01,149 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:20:01,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-28 03:20:01,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:01,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:01,202 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:01,206 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-28 03:20:01,207 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:20:01,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 03:20:01,608 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-28 03:20:01,609 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=-1, ULTIMATE.start_main_~a~0#1=-5, ULTIMATE.start_main_~y~0#1=0, ULTIMATE.start_main_~b~0#1=0} Honda state: {ULTIMATE.start_main_~x~0#1=-1, ULTIMATE.start_main_~a~0#1=-5, ULTIMATE.start_main_~y~0#1=0, ULTIMATE.start_main_~b~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=1, ULTIMATE.start_main_~y~0#1=2, ULTIMATE.start_main_~b~0#1=1}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=1, ULTIMATE.start_main_~y~0#1=2, ULTIMATE.start_main_~b~0#1=1}, {ULTIMATE.start_main_~x~0#1=-6, ULTIMATE.start_main_~a~0#1=-2, ULTIMATE.start_main_~y~0#1=0, ULTIMATE.start_main_~b~0#1=-2}] Lambdas: [0, 1, 1] Nus: [1, 0] [2024-11-28 03:20:01,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:01,742 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:20:01,743 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:20:01,743 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:20:01,743 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:20:01,743 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-28 03:20:01,743 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:01,743 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:20:01,743 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:20:01,743 INFO L132 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2024-11-28 03:20:01,743 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:20:01,743 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:20:01,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:01,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:01,802 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:01,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:01,811 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:01,818 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:01,826 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:01,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:02,004 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:20:02,004 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-28 03:20:02,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,007 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 03:20:02,011 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:20:02,011 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:20:02,036 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-28 03:20:02,036 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-28 03:20:02,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-28 03:20:02,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,053 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 03:20:02,058 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:20:02,058 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:20:02,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:02,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,158 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-28 03:20:02,161 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-28 03:20:02,161 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:20:02,198 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-28 03:20:02,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:02,202 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:20:02,203 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:20:02,203 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:20:02,203 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:20:02,203 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 03:20:02,203 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,203 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:20:02,203 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:20:02,203 INFO L132 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2024-11-28 03:20:02,203 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:20:02,203 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:20:02,205 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:02,211 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:02,214 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:02,218 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:02,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:02,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:02,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:02,263 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:02,410 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:20:02,418 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 03:20:02,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,422 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 03:20:02,427 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 [2024-11-28 03:20:02,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:02,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:02,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:02,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:02,451 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:02,452 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:02,457 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:02,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-28 03:20:02,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,469 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-28 03:20:02,474 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 [2024-11-28 03:20:02,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:02,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:02,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:02,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:02,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:02,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:02,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:02,494 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:02,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-28 03:20:02,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,507 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-28 03:20:02,511 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 [2024-11-28 03:20:02,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:02,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:02,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:02,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:02,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:02,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:02,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:02,529 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:02,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:02,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,542 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-28 03:20:02,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:02,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:02,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:02,562 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-28 03:20:02,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:02,594 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-28 03:20:02,595 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-28 03:20:02,636 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:02,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-28 03:20:02,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,650 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-28 03:20:02,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:02,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:02,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:02,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:02,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:02,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:02,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:02,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:02,672 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:02,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:02,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,681 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-28 03:20:02,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:02,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:02,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:02,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:02,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:02,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:02,698 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:02,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:02,700 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:02,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:02,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,713 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-28 03:20:02,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:02,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:02,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:02,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:02,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:02,738 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:02,738 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:02,745 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:02,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-28 03:20:02,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,757 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-28 03:20:02,762 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 [2024-11-28 03:20:02,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:02,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:02,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:02,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:02,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:02,781 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:02,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:02,785 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:02,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-28 03:20:02,795 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-28 03:20:02,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,797 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-28 03:20:02,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:02,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:02,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:02,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:02,817 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:20:02,823 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-28 03:20:02,824 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-28 03:20:02,829 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:02,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:02,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,841 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-28 03:20:02,845 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 [2024-11-28 03:20:02,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:02,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:02,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:02,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:02,860 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:20:02,861 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-28 03:20:02,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:02,863 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:02,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:02,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,877 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-28 03:20:02,880 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 [2024-11-28 03:20:02,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:02,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:02,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:02,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:02,895 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:20:02,896 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-28 03:20:02,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:02,898 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:02,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-28 03:20:02,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:02,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:02,910 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:02,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-28 03:20:02,914 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 [2024-11-28 03:20:02,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:02,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:02,929 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-28 03:20:02,929 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:20:02,962 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2024-11-28 03:20:02,962 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2024-11-28 03:20:03,014 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-28 03:20:03,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,028 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,032 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 [2024-11-28 03:20:03,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-28 03:20:03,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:03,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,048 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:20:03,048 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-28 03:20:03,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:03,052 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:03,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,064 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-28 03:20:03,068 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 [2024-11-28 03:20:03,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:03,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,083 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:20:03,083 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-28 03:20:03,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:03,087 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-28 03:20:03,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,099 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-28 03:20:03,103 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 [2024-11-28 03:20:03,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,115 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:20:03,118 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-28 03:20:03,118 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-28 03:20:03,123 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-28 03:20:03,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,135 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-28 03:20:03,140 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 [2024-11-28 03:20:03,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:03,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,155 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:20:03,156 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-28 03:20:03,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:03,160 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:03,171 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-28 03:20:03,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,173 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-28 03:20:03,179 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 [2024-11-28 03:20:03,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,194 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-28 03:20:03,197 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-28 03:20:03,197 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-28 03:20:03,204 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:03,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,216 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-28 03:20:03,221 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 [2024-11-28 03:20:03,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:03,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,236 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-28 03:20:03,237 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-28 03:20:03,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:03,240 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-28 03:20:03,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,251 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-28 03:20:03,254 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 [2024-11-28 03:20:03,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:03,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,266 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-28 03:20:03,266 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-28 03:20:03,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:03,270 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:03,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,283 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-28 03:20:03,287 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 [2024-11-28 03:20:03,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,304 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-28 03:20:03,304 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-28 03:20:03,329 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2024-11-28 03:20:03,329 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2024-11-28 03:20:03,423 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:03,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,436 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-28 03:20:03,440 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 [2024-11-28 03:20:03,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:03,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,455 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-28 03:20:03,456 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-28 03:20:03,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:03,458 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-28 03:20:03,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,470 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-28 03:20:03,474 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 [2024-11-28 03:20:03,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:03,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,489 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-28 03:20:03,490 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-28 03:20:03,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:03,492 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:03,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,505 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,508 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 [2024-11-28 03:20:03,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-28 03:20:03,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,523 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-28 03:20:03,527 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-28 03:20:03,527 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-28 03:20:03,534 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-28 03:20:03,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,547 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-28 03:20:03,551 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 [2024-11-28 03:20:03,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:03,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,566 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-28 03:20:03,568 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-28 03:20:03,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:03,573 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:03,583 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-28 03:20:03,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,585 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-28 03:20:03,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:03,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,600 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-28 03:20:03,603 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-28 03:20:03,604 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-28 03:20:03,612 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-28 03:20:03,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,624 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-28 03:20:03,631 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 [2024-11-28 03:20:03,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:03,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,643 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-28 03:20:03,643 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-28 03:20:03,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:03,646 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-28 03:20:03,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,658 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,662 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 [2024-11-28 03:20:03,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-28 03:20:03,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:03,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,677 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-28 03:20:03,678 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-28 03:20:03,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:03,681 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:03,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,691 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-28 03:20:03,693 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 [2024-11-28 03:20:03,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,706 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-28 03:20:03,706 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-28 03:20:03,737 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2024-11-28 03:20:03,737 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2024-11-28 03:20:03,821 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-28 03:20:03,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,832 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-28 03:20:03,838 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 [2024-11-28 03:20:03,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:03,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,853 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-28 03:20:03,854 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-28 03:20:03,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:03,859 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:03,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,871 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-28 03:20:03,877 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 [2024-11-28 03:20:03,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:03,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,892 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-28 03:20:03,893 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-28 03:20:03,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:03,898 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:03,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,910 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-28 03:20:03,914 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 [2024-11-28 03:20:03,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,930 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-28 03:20:03,935 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-11-28 03:20:03,935 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-11-28 03:20:03,946 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:03,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,958 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-28 03:20:03,962 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 [2024-11-28 03:20:03,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:03,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:03,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:03,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:03,978 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-28 03:20:03,980 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-28 03:20:03,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:03,982 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:03,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:03,993 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-28 03:20:03,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:03,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:03,994 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:03,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-28 03:20:03,997 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 [2024-11-28 03:20:04,008 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-28 03:20:04,009 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-28 03:20:04,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:04,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:04,009 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:20:04,012 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-28 03:20:04,012 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-28 03:20:04,018 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:04,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-28 03:20:04,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:04,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:04,031 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:04,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-28 03:20:04,035 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 [2024-11-28 03:20:04,052 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-28 03:20:04,052 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-28 03:20:04,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:04,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:04,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:04,053 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:20:04,053 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-28 03:20:04,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:04,058 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:04,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:04,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:04,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:04,071 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:04,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-28 03:20:04,075 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 [2024-11-28 03:20:04,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-28 03:20:04,087 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-28 03:20:04,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:04,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:04,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:04,087 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:20:04,088 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-28 03:20:04,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:04,091 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:04,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:04,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:04,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:04,104 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:04,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-28 03:20:04,110 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 [2024-11-28 03:20:04,127 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-28 03:20:04,127 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-28 03:20:04,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:04,127 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-28 03:20:04,127 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:20:04,145 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2024-11-28 03:20:04,145 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2024-11-28 03:20:04,268 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 03:20:04,394 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2024-11-28 03:20:04,398 INFO L444 ModelExtractionUtils]: 12 out of 42 variables were initially zero. Simplification set additionally 18 variables to zero. [2024-11-28 03:20:04,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:04,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:04,405 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:04,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-28 03:20:04,407 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 03:20:04,434 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 6. [2024-11-28 03:20:04,435 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 03:20:04,435 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 1*ULTIMATE.start_main_~x~0#1 + 1 f1 = 2*ULTIMATE.start_main_~y~0#1 + 1 Supporting invariants [-1*ULTIMATE.start_main_~b~0#1 + 1*ULTIMATE.start_main_~a~0#1 >= 0, 1*ULTIMATE.start_main_~b~0#1 - 1*ULTIMATE.start_main_~a~0#1 >= 0] [2024-11-28 03:20:04,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:04,463 INFO L156 tatePredicateManager]: 0 out of 2 supporting invariants were superfluous and have been removed [2024-11-28 03:20:04,481 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: IfThenElseExpression [2024-11-28 03:20:04,482 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: IfThenElseExpression [2024-11-28 03:20:04,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:04,542 INFO L256 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 03:20:04,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:20:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:04,572 WARN L254 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:20:04,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:20:04,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:20:04,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-28 03:20:04,786 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 03:20:04,789 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2024-11-28 03:20:04,921 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 23 states and 30 transitions. Complement of second has 6 states. [2024-11-28 03:20:04,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 03:20:04,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2024-11-28 03:20:04,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 21 transitions. [2024-11-28 03:20:04,941 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 7 letters. Loop has 2 letters. [2024-11-28 03:20:04,943 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:20:04,944 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 9 letters. Loop has 2 letters. [2024-11-28 03:20:04,944 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:20:04,944 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 7 letters. Loop has 4 letters. [2024-11-28 03:20:04,944 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:20:04,945 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 30 transitions. [2024-11-28 03:20:04,948 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 03:20:04,950 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 0 states and 0 transitions. [2024-11-28 03:20:04,951 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 03:20:04,951 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 03:20:04,953 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 03:20:04,954 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 03:20:04,954 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:20:04,954 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:20:04,954 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:20:04,954 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 03:20:04,954 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 03:20:04,954 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 03:20:04,954 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 03:20:04,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:20:04 BoogieIcfgContainer [2024-11-28 03:20:04,965 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 03:20:04,966 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:20:04,966 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:20:04,966 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:20:04,967 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:20:00" (3/4) ... [2024-11-28 03:20:04,969 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:20:04,970 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:20:04,974 INFO L158 Benchmark]: Toolchain (without parser) took 5221.00ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 77.3MB in the end (delta: 15.2MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2024-11-28 03:20:04,975 INFO L158 Benchmark]: CDTParser took 1.01ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:20:04,975 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.93ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 82.2MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:20:04,975 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.39ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.4MB in the end (delta: 875.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:20:04,976 INFO L158 Benchmark]: Boogie Preprocessor took 39.23ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:20:04,976 INFO L158 Benchmark]: RCFGBuilder took 281.73ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 70.1MB in the end (delta: 9.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:20:04,976 INFO L158 Benchmark]: BuchiAutomizer took 4599.93ms. Allocated memory is still 117.4MB. Free memory was 70.1MB in the beginning and 77.3MB in the end (delta: -7.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:20:04,976 INFO L158 Benchmark]: Witness Printer took 4.89ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 77.3MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:20:04,980 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.93ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 82.2MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.39ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.4MB in the end (delta: 875.0kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.23ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 281.73ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 70.1MB in the end (delta: 9.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 4599.93ms. Allocated memory is still 117.4MB. Free memory was 70.1MB in the beginning and 77.3MB in the end (delta: -7.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.89ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 77.3MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: IfThenElseExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: IfThenElseExpression * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has 2-phase ranking function null, null and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 15 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital47 mio100 ax128 hnf100 lsp78 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq146 hnf96 smp100 dnf153 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 131ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 10 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.7s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-28 03:20:04,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d231b7df-a5f1-4397-ab4e-469097df75c9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE