./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/Swingers.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/Swingers.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx --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 5255c645b81d71ec22a6f16f291eb82db3a98401495220a0b410dfa7eea5b30a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:09:46,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:09:46,979 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-21 22:09:46,990 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:09:46,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:09:47,031 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:09:47,033 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:09:47,033 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:09:47,034 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:09:47,041 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:09:47,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:09:47,043 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:09:47,044 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:09:47,046 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-21 22:09:47,046 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-21 22:09:47,047 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-21 22:09:47,047 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-21 22:09:47,048 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-21 22:09:47,048 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-21 22:09:47,048 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:09:47,049 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-21 22:09:47,049 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:09:47,050 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:09:47,050 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-21 22:09:47,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-21 22:09:47,051 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-21 22:09:47,052 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:09:47,052 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:09:47,052 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-21 22:09:47,053 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:09:47,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:09:47,054 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:09:47,055 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:09:47,055 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:09:47,055 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-21 22:09:47,056 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5255c645b81d71ec22a6f16f291eb82db3a98401495220a0b410dfa7eea5b30a [2023-11-21 22:09:47,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:09:47,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:09:47,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:09:47,357 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:09:47,358 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:09:47,359 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/termination-restricted-15/Swingers.c [2023-11-21 22:09:50,478 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:09:50,689 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:09:50,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/sv-benchmarks/c/termination-restricted-15/Swingers.c [2023-11-21 22:09:50,697 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/data/88db62118/e827febb6c3541e48e32d834ae657e3f/FLAG66468cffd [2023-11-21 22:09:50,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/data/88db62118/e827febb6c3541e48e32d834ae657e3f [2023-11-21 22:09:50,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:09:50,717 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:09:50,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:09:50,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:09:50,726 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:09:50,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:09:50" (1/1) ... [2023-11-21 22:09:50,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ffb08b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50, skipping insertion in model container [2023-11-21 22:09:50,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:09:50" (1/1) ... [2023-11-21 22:09:50,749 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:09:50,911 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:09:50,919 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:09:50,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:09:50,942 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:09:50,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50 WrapperNode [2023-11-21 22:09:50,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:09:50,945 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:09:50,945 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:09:50,946 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:09:50,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50" (1/1) ... [2023-11-21 22:09:50,959 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50" (1/1) ... [2023-11-21 22:09:50,982 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2023-11-21 22:09:50,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:09:50,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:09:50,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:09:50,983 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:09:50,993 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50" (1/1) ... [2023-11-21 22:09:50,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50" (1/1) ... [2023-11-21 22:09:50,994 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50" (1/1) ... [2023-11-21 22:09:51,000 INFO L187 HeapSplitter]: Split 0 memory accesses to 0 slices as follows [] [2023-11-21 22:09:51,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50" (1/1) ... [2023-11-21 22:09:51,001 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50" (1/1) ... [2023-11-21 22:09:51,003 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50" (1/1) ... [2023-11-21 22:09:51,007 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50" (1/1) ... [2023-11-21 22:09:51,008 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50" (1/1) ... [2023-11-21 22:09:51,009 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50" (1/1) ... [2023-11-21 22:09:51,010 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:09:51,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:09:51,012 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:09:51,012 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:09:51,013 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50" (1/1) ... [2023-11-21 22:09:51,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:51,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:51,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:51,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-21 22:09:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:09:51,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:09:51,191 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:09:51,194 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:09:51,283 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:09:51,303 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:09:51,313 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:09:51,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:09:51 BoogieIcfgContainer [2023-11-21 22:09:51,315 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:09:51,317 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-21 22:09:51,317 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-21 22:09:51,321 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-21 22:09:51,323 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:09:51,323 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 10:09:50" (1/3) ... [2023-11-21 22:09:51,325 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@14769b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:09:51, skipping insertion in model container [2023-11-21 22:09:51,326 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:09:51,326 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:50" (2/3) ... [2023-11-21 22:09:51,328 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@14769b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:09:51, skipping insertion in model container [2023-11-21 22:09:51,330 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:09:51,330 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:09:51" (3/3) ... [2023-11-21 22:09:51,332 INFO L332 chiAutomizerObserver]: Analyzing ICFG Swingers.c [2023-11-21 22:09:51,410 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-21 22:09:51,412 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-21 22:09:51,412 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-21 22:09:51,412 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-21 22:09:51,413 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-21 22:09:51,413 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-21 22:09:51,413 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-21 22:09:51,414 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-21 22:09:51,418 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:09:51,436 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-21 22:09:51,437 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:09:51,437 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:09:51,443 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:09:51,444 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-21 22:09:51,444 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-21 22:09:51,445 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:09:51,446 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-21 22:09:51,447 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:09:51,447 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:09:51,448 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:09:51,448 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-21 22:09:51,456 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~bob~0#1, main_~samantha~0#1, main_~temp~0#1;havoc main_~bob~0#1;havoc main_~samantha~0#1;havoc main_~temp~0#1;main_~bob~0#1 := 13;main_~samantha~0#1 := 17; 2#L12-2true [2023-11-21 22:09:51,457 INFO L750 eck$LassoCheckResult]: Loop: 2#L12-2true assume !!(main_~bob~0#1 + main_~samantha~0#1 < 100);main_~temp~0#1 := main_~bob~0#1;main_~bob~0#1 := main_~samantha~0#1;main_~samantha~0#1 := main_~temp~0#1; 2#L12-2true [2023-11-21 22:09:51,465 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:09:51,466 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-21 22:09:51,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:09:51,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215386949] [2023-11-21 22:09:51,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:09:51,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:09:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:09:51,574 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:09:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:09:51,609 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:09:51,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:09:51,614 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2023-11-21 22:09:51,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:09:51,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047237033] [2023-11-21 22:09:51,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:09:51,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:09:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:09:51,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:09:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:09:51,659 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:09:51,661 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:09:51,661 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2023-11-21 22:09:51,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:09:51,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728863284] [2023-11-21 22:09:51,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:09:51,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:09:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:09:51,690 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:09:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:09:51,712 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:09:51,892 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:09:51,893 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:09:51,893 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:09:51,893 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:09:51,893 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-21 22:09:51,894 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:51,894 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:09:51,895 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:09:51,895 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2023-11-21 22:09:51,896 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:09:51,896 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:09:51,918 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:51,944 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:51,971 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:51,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:52,125 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:09:52,126 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-21 22:09:52,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:52,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:52,136 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:52,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-21 22:09:52,144 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 22:09:52,147 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:09:52,172 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-21 22:09:52,172 INFO L440 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: [] [2023-11-21 22:09:52,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:52,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:52,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:52,208 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:52,215 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 22:09:52,215 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:09:52,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-21 22:09:52,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:52,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:52,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:52,273 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:52,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-21 22:09:52,275 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-21 22:09:52,276 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:09:52,644 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-21 22:09:52,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-21 22:09:52,658 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:09:52,658 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:09:52,658 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:09:52,658 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:09:52,658 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:09:52,659 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:52,659 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:09:52,659 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:09:52,659 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2023-11-21 22:09:52,659 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:09:52,659 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:09:52,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:52,666 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:52,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:52,684 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:52,758 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:09:52,763 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:09:52,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:52,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:52,766 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:52,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-21 22:09:52,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:52,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:52,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:52,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:52,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:09:52,810 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:09:52,810 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:09:52,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:52,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:52,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:52,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:52,845 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:52,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:52,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-21 22:09:52,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:52,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:52,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:52,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:09:52,873 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:09:52,874 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:09:52,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:52,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-21 22:09:52,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:52,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:52,918 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:52,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-21 22:09:52,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:52,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:52,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:52,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:52,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:52,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:09:52,939 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:09:52,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:52,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:52,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:52,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:52,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:52,963 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:52,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-21 22:09:52,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:52,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:52,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:52,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:52,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:09:52,978 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:09:52,978 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:09:53,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:53,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:53,037 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-21 22:09:53,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:53,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:53,039 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:53,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-21 22:09:53,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:53,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:53,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:53,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:53,052 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:53,056 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:09:53,056 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:09:53,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:53,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:53,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:53,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:53,104 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:53,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-21 22:09:53,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:53,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:53,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:53,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:53,118 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:53,128 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:09:53,129 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:09:53,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:53,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:53,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:53,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:53,173 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:53,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-21 22:09:53,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:53,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:53,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:53,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:53,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:53,196 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:53,197 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:09:53,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:53,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:53,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:53,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:53,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:53,232 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:53,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:53,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:53,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:53,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:53,248 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:53,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-21 22:09:53,252 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:09:53,252 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:09:53,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:53,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:53,289 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-21 22:09:53,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:53,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:53,290 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:53,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:53,305 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:53,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:53,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:53,306 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:53,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-21 22:09:53,312 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:53,312 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:53,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:53,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:53,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:53,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:53,350 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:53,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:53,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:53,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:53,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:53,370 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:53,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-21 22:09:53,382 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:53,382 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:53,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:53,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:53,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:53,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:53,435 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:53,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:53,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-21 22:09:53,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:53,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:53,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:53,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:53,455 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:53,457 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:09:53,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:53,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:53,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:53,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:53,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:53,491 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:53,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-21 22:09:53,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:53,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:53,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:53,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:53,505 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:53,510 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:53,510 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:53,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:53,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:53,551 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-21 22:09:53,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:53,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:53,559 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:53,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:53,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:53,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:53,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:53,576 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:53,582 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:09:53,582 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:09:53,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-21 22:09:53,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:53,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:53,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:53,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:53,620 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:53,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:53,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:53,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:53,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:53,642 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:53,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-21 22:09:53,655 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:09:53,655 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:09:53,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:53,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:53,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:53,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:53,705 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:53,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:53,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:53,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:53,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:53,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:53,725 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:53,726 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:09:53,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:53,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-21 22:09:53,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:53,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:53,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:53,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:53,761 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:53,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:53,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-21 22:09:53,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:53,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:53,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:53,783 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:53,787 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:09:53,788 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:09:53,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:53,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:53,837 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-21 22:09:53,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:53,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:53,839 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:53,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:53,865 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:53,865 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:53,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:53,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:53,866 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:53,868 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:09:53,869 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:09:53,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-21 22:09:53,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:53,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:53,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:53,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:53,911 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:53,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-21 22:09:53,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:53,923 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:53,923 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:53,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:53,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:53,924 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:53,938 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:09:53,938 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:09:53,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:54,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:54,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:54,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:54,005 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:54,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:54,021 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:54,021 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:54,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:54,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:54,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:54,022 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:54,023 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:09:54,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:54,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-21 22:09:54,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:54,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:54,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:54,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:54,066 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:54,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:54,084 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:54,084 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:54,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:54,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:54,085 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:54,088 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:09:54,088 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:09:54,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-21 22:09:54,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:54,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:54,128 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-21 22:09:54,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:54,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:54,129 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:54,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:54,148 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:54,148 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:09:54,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:54,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:54,148 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:54,153 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:54,153 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:54,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-21 22:09:54,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:54,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:54,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:54,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:54,194 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:54,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:54,211 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:54,211 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:09:54,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:54,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:54,212 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:54,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-21 22:09:54,225 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:54,225 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:54,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:54,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:54,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:54,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:54,317 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:54,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:54,338 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:54,338 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:09:54,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:54,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:54,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:54,338 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:54,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-21 22:09:54,340 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:09:54,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:54,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:54,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:54,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:54,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:54,386 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:54,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:54,404 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:54,404 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:09:54,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:54,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:54,405 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:54,408 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:54,409 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:54,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-21 22:09:54,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:54,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:54,453 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-21 22:09:54,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:54,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:54,454 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:54,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:54,469 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:54,469 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:54,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:54,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:54,469 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:54,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-21 22:09:54,475 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:09:54,475 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:09:54,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:54,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:54,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:54,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:54,524 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:54,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:54,541 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:54,541 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:54,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:54,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:54,541 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:54,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-21 22:09:54,557 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:09:54,557 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:09:54,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:54,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:54,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:54,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:54,622 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:54,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:54,637 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:54,638 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:54,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:54,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:54,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:54,638 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:54,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-21 22:09:54,640 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:09:54,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:54,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:54,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:54,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:54,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:54,690 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:54,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:54,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-21 22:09:54,705 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:54,705 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:54,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:54,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:54,705 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:54,710 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:09:54,710 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:09:54,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:54,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:54,757 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-21 22:09:54,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:54,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:54,758 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:54,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:54,773 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:54,773 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:54,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:54,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:54,773 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:54,776 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:54,776 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:54,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-21 22:09:54,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:54,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:54,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:54,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:54,819 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:54,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:54,837 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:54,837 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:54,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:54,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:54,837 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:54,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-21 22:09:54,848 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:54,848 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:54,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:54,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:54,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:54,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:54,896 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:54,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:54,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:54,912 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:54,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:54,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:54,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:54,913 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:54,914 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:09:54,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:54,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-21 22:09:54,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:54,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:54,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:54,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:54,947 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:54,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:54,962 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:54,962 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:54,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:54,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:54,962 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:54,966 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:54,966 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:54,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-21 22:09:54,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:55,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:55,007 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-21 22:09:55,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:55,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:55,008 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:55,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:55,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:55,024 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:55,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:55,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:55,024 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:09:55,029 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-21 22:09:55,029 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-21 22:09:55,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-21 22:09:55,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:55,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:55,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:55,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:55,074 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:55,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:55,088 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:55,089 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:55,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:55,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:55,089 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:09:55,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-21 22:09:55,104 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-21 22:09:55,104 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-21 22:09:55,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:55,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:55,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:55,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:55,163 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:55,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:55,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:55,181 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:55,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:55,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:55,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:55,181 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:09:55,182 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:09:55,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:55,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-21 22:09:55,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:55,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:55,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:55,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:55,221 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:55,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:55,243 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:55,243 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:55,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:55,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:55,244 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:09:55,248 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-21 22:09:55,248 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-21 22:09:55,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-21 22:09:55,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:55,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:55,293 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-21 22:09:55,294 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~bob~0#1, main_~samantha~0#1, main_~temp~0#1;havoc main_~bob~0#1;havoc main_~samantha~0#1;havoc main_~temp~0#1;main_~bob~0#1 := 13;main_~samantha~0#1 := 17; 2#L12-2true assume !!(main_~bob~0#1 + main_~samantha~0#1 < 100);main_~temp~0#1 := main_~bob~0#1;main_~bob~0#1 := main_~samantha~0#1;main_~samantha~0#1 := main_~temp~0#1; 2#L12-2true [2023-11-21 22:09:55,294 INFO L750 eck$LassoCheckResult]: Loop: 2#L12-2true assume !!(main_~bob~0#1 + main_~samantha~0#1 < 100);main_~temp~0#1 := main_~bob~0#1;main_~bob~0#1 := main_~samantha~0#1;main_~samantha~0#1 := main_~temp~0#1; 2#L12-2true [2023-11-21 22:09:55,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:09:55,294 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2023-11-21 22:09:55,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:09:55,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114704707] [2023-11-21 22:09:55,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:09:55,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:09:55,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:09:55,301 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:09:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:09:55,306 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:09:55,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:09:55,307 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2023-11-21 22:09:55,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:09:55,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218582426] [2023-11-21 22:09:55,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:09:55,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:09:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:09:55,311 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:09:55,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:09:55,314 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:09:55,315 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:09:55,315 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2023-11-21 22:09:55,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:09:55,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980336358] [2023-11-21 22:09:55,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:09:55,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:09:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:09:55,323 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:09:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:09:55,330 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:09:55,408 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:09:55,408 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:09:55,408 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:09:55,408 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:09:55,409 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-21 22:09:55,409 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:55,409 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:09:55,409 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:09:55,409 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2023-11-21 22:09:55,409 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:09:55,409 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:09:55,412 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:55,416 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:55,418 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:55,422 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:55,504 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:09:55,504 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-21 22:09:55,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:55,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:55,506 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:55,508 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 22:09:55,508 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:09:55,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-21 22:09:55,539 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-21 22:09:55,539 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-21 22:09:55,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:55,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:55,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:55,564 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:55,566 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 22:09:55,566 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:09:55,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-21 22:09:55,595 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-21 22:09:55,595 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-21 22:09:55,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:55,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:55,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:55,616 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:55,618 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 22:09:55,618 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:09:55,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-21 22:09:55,641 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-21 22:09:55,641 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-21 22:09:55,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:55,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:55,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:55,655 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:55,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-21 22:09:55,659 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 22:09:55,659 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:09:55,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:55,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:55,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:55,699 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:55,703 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-21 22:09:55,704 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:09:55,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-21 22:09:55,986 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-21 22:09:55,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:55,991 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:09:55,991 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:09:55,991 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:09:55,991 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:09:55,991 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:09:55,991 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:55,991 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:09:55,991 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:09:55,991 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2023-11-21 22:09:55,992 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:09:55,992 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:09:55,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:56,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:56,007 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:56,015 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:09:56,159 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:09:56,160 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:09:56,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,161 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:09:56,182 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:09:56,182 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:09:56,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-21 22:09:56,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:56,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:56,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,214 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:56,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:09:56,230 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:09:56,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:56,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-21 22:09:56,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:56,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:56,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,267 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:09:56,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:09:56,286 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:09:56,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-21 22:09:56,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:56,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:56,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,322 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:09:56,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-21 22:09:56,344 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:09:56,344 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:09:56,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:56,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:56,382 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-21 22:09:56,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,383 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,400 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:56,402 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:09:56,403 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:09:56,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-21 22:09:56,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:56,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:56,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,447 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:56,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,463 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:56,464 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:09:56,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:56,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-21 22:09:56,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:56,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:56,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,499 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,519 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:56,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-21 22:09:56,522 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:09:56,522 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:09:56,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:56,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:56,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,559 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,574 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:56,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-21 22:09:56,582 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:09:56,582 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:09:56,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:56,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:56,626 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-21 22:09:56,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,627 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,643 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:56,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-21 22:09:56,647 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:56,647 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:56,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:56,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:56,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,687 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:56,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,703 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:56,704 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:09:56,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:56,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-21 22:09:56,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:56,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:56,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,730 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,747 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:56,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-21 22:09:56,751 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:56,751 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:56,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:56,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:56,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,791 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,807 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:56,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-21 22:09:56,818 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:56,818 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:56,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:56,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:56,866 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-21 22:09:56,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,867 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-21 22:09:56,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,886 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:56,890 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:09:56,890 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:09:56,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:56,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:56,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,935 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:56,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,952 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:56,953 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:09:56,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:56,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-21 22:09:56,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:56,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-21 22:09:56,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:56,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:56,981 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:56,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-21 22:09:56,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:56,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:56,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:56,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:56,995 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:56,999 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:09:56,999 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:09:57,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,033 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-21 22:09:57,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:09:57,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,054 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:57,065 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:09:57,065 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:09:57,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,109 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-21 22:09:57,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,111 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-21 22:09:57,129 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,130 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:57,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,130 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:57,132 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:09:57,133 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:09:57,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,171 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,188 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,188 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:57,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:57,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,189 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:57,189 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:09:57,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:57,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-21 22:09:57,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,225 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,246 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:57,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,246 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:57,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-21 22:09:57,249 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:09:57,250 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:09:57,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,286 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,302 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,302 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:57,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,302 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:09:57,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-21 22:09:57,309 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:09:57,310 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:09:57,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,358 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-21 22:09:57,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,359 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,376 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,376 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:09:57,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,377 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:57,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-21 22:09:57,380 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:57,380 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:57,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,421 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-21 22:09:57,434 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,434 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:09:57,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:57,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,435 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:57,436 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:09:57,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:57,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,469 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,484 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,484 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:09:57,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,485 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:57,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-21 22:09:57,488 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:57,488 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:57,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,527 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-21 22:09:57,542 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,542 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:09:57,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,543 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:57,552 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:57,552 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:57,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,598 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-21 22:09:57,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,599 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,615 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,615 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:57,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,615 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:57,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-21 22:09:57,619 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:09:57,620 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:09:57,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,663 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,678 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,678 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:57,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:57,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,679 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:57,680 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:09:57,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:57,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-21 22:09:57,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,718 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-21 22:09:57,734 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,734 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:57,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,735 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:57,739 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:09:57,739 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:09:57,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,786 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-21 22:09:57,802 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,802 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:57,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,803 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:09:57,815 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:09:57,815 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:09:57,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,875 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-21 22:09:57,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,876 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-21 22:09:57,891 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:57,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,891 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:57,898 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:57,899 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:57,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,930 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,945 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,945 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:57,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:57,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,946 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:57,946 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:09:57,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:57,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-21 22:09:57,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:57,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:57,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:57,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:57,982 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:57,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:57,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:57,996 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:57,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:57,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:57,997 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:57,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-21 22:09:58,000 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:58,000 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:58,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:58,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:58,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:58,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:58,039 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:58,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:58,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-21 22:09:58,054 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:58,054 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:09:58,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:58,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:58,054 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:09:58,062 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:09:58,063 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:09:58,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:58,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:58,104 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-21 22:09:58,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:58,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:58,106 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:58,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:58,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:58,121 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:58,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:58,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:58,121 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:09:58,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-21 22:09:58,126 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-21 22:09:58,126 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-21 22:09:58,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:58,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2023-11-21 22:09:58,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:58,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:58,154 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:58,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-21 22:09:58,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:58,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:58,172 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:58,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:09:58,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:58,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:58,172 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:09:58,173 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:09:58,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:09:58,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:58,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:58,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:58,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:58,215 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:58,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-21 22:09:58,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:58,227 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:58,227 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:58,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:58,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:58,228 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:09:58,232 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-21 22:09:58,233 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-21 22:09:58,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:58,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:58,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:09:58,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:58,270 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:58,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-21 22:09:58,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:09:58,284 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:09:58,284 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:09:58,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:09:58,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:09:58,285 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:09:58,297 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-21 22:09:58,298 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-21 22:09:58,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:09:58,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2023-11-21 22:09:58,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.11 10:09:58 BoogieIcfgContainer [2023-11-21 22:09:58,381 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-21 22:09:58,382 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:09:58,382 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:09:58,382 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:09:58,383 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:09:51" (3/4) ... [2023-11-21 22:09:58,385 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 22:09:58,386 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:09:58,389 INFO L158 Benchmark]: Toolchain (without parser) took 7670.40ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 138.1MB in the beginning and 176.9MB in the end (delta: -38.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:09:58,389 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 113.2MB. Free memory is still 60.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:09:58,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 225.37ms. Allocated memory is still 178.3MB. Free memory was 137.7MB in the beginning and 128.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 22:09:58,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.75ms. Allocated memory is still 178.3MB. Free memory was 128.4MB in the beginning and 127.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:09:58,390 INFO L158 Benchmark]: Boogie Preprocessor took 26.99ms. Allocated memory is still 178.3MB. Free memory was 127.1MB in the beginning and 125.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:09:58,391 INFO L158 Benchmark]: RCFGBuilder took 303.76ms. Allocated memory is still 178.3MB. Free memory was 125.5MB in the beginning and 117.9MB in the end (delta: 7.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 22:09:58,391 INFO L158 Benchmark]: BuchiAutomizer took 7064.36ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 117.5MB in the beginning and 176.9MB in the end (delta: -59.4MB). Peak memory consumption was 97.8MB. Max. memory is 16.1GB. [2023-11-21 22:09:58,391 INFO L158 Benchmark]: Witness Printer took 4.25ms. Allocated memory is still 213.9MB. Free memory is still 176.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:09:58,394 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 113.2MB. Free memory is still 60.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 225.37ms. Allocated memory is still 178.3MB. Free memory was 137.7MB in the beginning and 128.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.75ms. Allocated memory is still 178.3MB. Free memory was 128.4MB in the beginning and 127.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.99ms. Allocated memory is still 178.3MB. Free memory was 127.1MB in the beginning and 125.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 303.76ms. Allocated memory is still 178.3MB. Free memory was 125.5MB in the beginning and 117.9MB in the end (delta: 7.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 7064.36ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 117.5MB in the beginning and 176.9MB in the end (delta: -59.4MB). Peak memory consumption was 97.8MB. Max. memory is 16.1GB. * Witness Printer took 4.25ms. Allocated memory is still 213.9MB. Free memory is still 176.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital25 mio100 ax148 hnf100 lsp67 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq196 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 36ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~bob~0#1, main_~samantha~0#1, main_~temp~0#1;havoc main_~bob~0#1;havoc main_~samantha~0#1;havoc main_~temp~0#1;main_~bob~0#1 := 13;main_~samantha~0#1 := 17;" "assume !!(main_~bob~0#1 + main_~samantha~0#1 < 100);main_~temp~0#1 := main_~bob~0#1;main_~bob~0#1 := main_~samantha~0#1;main_~samantha~0#1 := main_~temp~0#1;" Loop: "assume !!(main_~bob~0#1 + main_~samantha~0#1 < 100);main_~temp~0#1 := main_~bob~0#1;main_~bob~0#1 := main_~samantha~0#1;main_~samantha~0#1 := main_~temp~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2023-11-21 22:09:58,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94664ab0-2f0d-4701-aa38-2115dc8588d7/bin/uautomizer-verify-bycVGegfSx/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN