./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/dijkstra4-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/dijkstra4-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d6276999372dd81af9dba804e1edaa146f8cf96ce282fce5c5925bd91f459aa6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:11:21,296 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:11:21,407 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-12 02:11:21,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:11:21,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:11:21,470 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:11:21,472 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:11:21,473 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:11:21,475 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:11:21,481 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:11:21,482 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:11:21,483 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:11:21,483 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:11:21,485 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:11:21,486 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:11:21,487 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:11:21,487 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:11:21,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:11:21,489 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:11:21,489 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:11:21,490 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:11:21,491 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:11:21,491 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:11:21,492 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:11:21,492 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:11:21,493 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:11:21,493 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:11:21,494 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:11:21,494 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:11:21,495 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:11:21,497 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:11:21,497 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:11:21,498 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:11:21,498 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:11:21,498 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:11:21,500 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:11:21,500 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_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6276999372dd81af9dba804e1edaa146f8cf96ce282fce5c5925bd91f459aa6 [2023-11-12 02:11:21,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:11:21,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:11:21,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:11:21,917 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:11:21,918 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:11:21,919 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/termination-nla/dijkstra4-both-t.c [2023-11-12 02:11:25,113 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:11:25,417 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:11:25,417 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/sv-benchmarks/c/termination-nla/dijkstra4-both-t.c [2023-11-12 02:11:25,427 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/data/6c14242ba/75695cdce68648df9044f6f1759f8e8b/FLAG7c44d9cc8 [2023-11-12 02:11:25,449 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/data/6c14242ba/75695cdce68648df9044f6f1759f8e8b [2023-11-12 02:11:25,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:11:25,457 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:11:25,463 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:11:25,465 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:11:25,471 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:11:25,475 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:11:25" (1/1) ... [2023-11-12 02:11:25,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4131a093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:25, skipping insertion in model container [2023-11-12 02:11:25,477 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:11:25" (1/1) ... [2023-11-12 02:11:25,509 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:11:25,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:11:25,742 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:11:25,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:11:25,822 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:11:25,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:25 WrapperNode [2023-11-12 02:11:25,822 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:11:25,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:11:25,823 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:11:25,823 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:11:25,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:25" (1/1) ... [2023-11-12 02:11:25,837 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:25" (1/1) ... [2023-11-12 02:11:25,857 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2023-11-12 02:11:25,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:11:25,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:11:25,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:11:25,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:11:25,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:25" (1/1) ... [2023-11-12 02:11:25,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:25" (1/1) ... [2023-11-12 02:11:25,869 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:25" (1/1) ... [2023-11-12 02:11:25,870 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:25" (1/1) ... [2023-11-12 02:11:25,872 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:25" (1/1) ... [2023-11-12 02:11:25,877 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:25" (1/1) ... [2023-11-12 02:11:25,878 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:25" (1/1) ... [2023-11-12 02:11:25,879 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:25" (1/1) ... [2023-11-12 02:11:25,880 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:11:25,881 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:11:25,881 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:11:25,881 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:11:25,882 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:25" (1/1) ... [2023-11-12 02:11:25,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:25,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:25,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:25,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-12 02:11:25,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:11:25,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:11:26,046 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:11:26,049 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:11:26,278 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:11:26,285 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:11:26,285 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 02:11:26,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:11:26 BoogieIcfgContainer [2023-11-12 02:11:26,288 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:11:26,289 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-12 02:11:26,289 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-12 02:11:26,294 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-12 02:11:26,296 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:11:26,296 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 02:11:25" (1/3) ... [2023-11-12 02:11:26,297 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c20fbcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:11:26, skipping insertion in model container [2023-11-12 02:11:26,298 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:11:26,298 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:25" (2/3) ... [2023-11-12 02:11:26,299 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c20fbcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:11:26, skipping insertion in model container [2023-11-12 02:11:26,299 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:11:26,299 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:11:26" (3/3) ... [2023-11-12 02:11:26,301 INFO L332 chiAutomizerObserver]: Analyzing ICFG dijkstra4-both-t.c [2023-11-12 02:11:26,366 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-12 02:11:26,367 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-12 02:11:26,367 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-12 02:11:26,367 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-12 02:11:26,367 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-12 02:11:26,368 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-12 02:11:26,368 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-12 02:11:26,368 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-12 02:11:26,373 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:11:26,392 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-12 02:11:26,392 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:11:26,392 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:11:26,398 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-12 02:11:26,398 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-12 02:11:26,399 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-12 02:11:26,399 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:11:26,401 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-12 02:11:26,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:11:26,401 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:11:26,402 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-12 02:11:26,402 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-12 02:11:26,411 INFO L748 eck$LassoCheckResult]: Stem: 9#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_~n~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~h~0#1, main_~c~0#1, main_~k~0#1;havoc main_~n~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~h~0#1;havoc main_#t~nondet0#1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 8#L25true assume !(main_~n~0#1 >= 1073741824);main_~p~0#1 := 0;main_~q~0#1 := 1;main_~r~0#1 := main_~n~0#1;main_~h~0#1 := 0;main_~c~0#1 := 0;havoc main_#t~nondet1#1;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 10#L33-2true [2023-11-12 02:11:26,411 INFO L750 eck$LassoCheckResult]: Loop: 10#L33-2true assume !!(main_~q~0#1 <= main_~n~0#1);main_~q~0#1 := 4 * main_~q~0#1; 10#L33-2true [2023-11-12 02:11:26,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:11:26,423 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-11-12 02:11:26,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:11:26,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644501321] [2023-11-12 02:11:26,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:11:26,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:11:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:11:26,543 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:11:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:11:26,586 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:11:26,593 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:11:26,593 INFO L85 PathProgramCache]: Analyzing trace with hash 47, now seen corresponding path program 1 times [2023-11-12 02:11:26,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:11:26,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211557394] [2023-11-12 02:11:26,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:11:26,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:11:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:11:26,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:11:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:11:26,616 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:11:26,622 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:11:26,623 INFO L85 PathProgramCache]: Analyzing trace with hash 925676, now seen corresponding path program 1 times [2023-11-12 02:11:26,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:11:26,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656068930] [2023-11-12 02:11:26,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:11:26,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:11:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:11:26,647 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:11:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:11:26,666 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:11:26,878 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:11:26,879 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:11:26,879 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:11:26,879 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:11:26,879 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:11:26,880 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:26,880 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:11:26,880 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:11:26,881 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration1_Lasso [2023-11-12 02:11:26,881 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:11:26,881 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:11:26,905 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:26,916 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:26,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:26,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:26,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:26,931 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:26,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:26,953 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:26,957 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:27,065 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:11:27,066 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:11:27,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:27,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:27,073 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:27,082 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:11:27,083 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:11:27,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-12 02:11:27,107 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-12 02:11:27,107 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-12 02:11:27,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2023-11-12 02:11:27,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:27,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:27,119 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:27,130 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:11:27,130 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:11:27,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-12 02:11:27,153 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-12 02:11:27,153 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: [] [2023-11-12 02:11:27,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:27,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:27,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:27,162 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:27,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-12 02:11:27,171 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:11:27,171 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:11:27,193 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-12 02:11:27,193 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~p~0#1=0} Honda state: {ULTIMATE.start_main_~p~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-12 02:11:27,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:27,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:27,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:27,205 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:27,218 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:11:27,218 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:11:27,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-12 02:11:27,237 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-12 02:11:27,237 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-12 02:11:27,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-12 02:11:27,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:27,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:27,243 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:27,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-12 02:11:27,249 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:11:27,249 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:11:27,265 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-12 02:11:27,265 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post2#1=0} Honda state: {ULTIMATE.start_main_#t~post2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-12 02:11:27,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:27,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:27,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:27,271 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:27,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-12 02:11:27,275 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:11:27,275 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:11:27,309 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-12 02:11:27,309 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~h~0#1=0} Honda state: {ULTIMATE.start_main_~h~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-12 02:11:27,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-12 02:11:27,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:27,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:27,321 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:27,334 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:11:27,335 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:11:27,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-12 02:11:27,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:27,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:27,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:27,384 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:27,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-12 02:11:27,388 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:11:27,389 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:11:39,517 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2023-11-12 02:11:39,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:39,536 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:11:39,536 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:11:39,536 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:11:39,536 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:11:39,538 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:11:39,538 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:39,538 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:11:39,538 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:11:39,538 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration1_Lasso [2023-11-12 02:11:39,539 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:11:39,539 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:11:39,541 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:39,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:39,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:39,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:39,576 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:39,580 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:39,587 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:39,592 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:39,620 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:39,723 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:11:39,728 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:11:39,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:39,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:39,731 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:39,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:39,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-12 02:11:39,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:39,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:39,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:39,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:39,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:11:39,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:11:39,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:39,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:39,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-12 02:11:39,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:39,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:39,762 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:39,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-12 02:11:39,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:39,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:39,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:39,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:39,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:39,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:11:39,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:11:39,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:39,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:39,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:39,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:39,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:39,798 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:39,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-12 02:11:39,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:39,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:39,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:39,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:39,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:11:39,822 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:11:39,822 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:11:39,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:39,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:39,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:39,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:39,845 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:39,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-12 02:11:39,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:39,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:39,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:39,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:39,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:39,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:11:39,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:11:39,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:39,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:39,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:39,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:39,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:39,888 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:39,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-12 02:11:39,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:39,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:39,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:39,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:39,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:39,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:11:39,903 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:11:39,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:39,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:39,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:39,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:39,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:39,925 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:39,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-12 02:11:39,938 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 [2023-11-12 02:11:39,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:39,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:39,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:39,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:39,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:11:39,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:11:39,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:39,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:39,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-11-12 02:11:39,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:39,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:39,959 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:39,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-12 02:11:39,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:39,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:39,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:39,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:39,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:11:39,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:11:39,977 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:11:40,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:40,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:40,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:40,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:40,023 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:40,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:40,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-12 02:11:40,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:40,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:40,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:40,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:11:40,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:11:40,060 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:11:40,090 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-12 02:11:40,098 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-11-12 02:11:40,098 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-11-12 02:11:40,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:40,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:40,146 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:40,153 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-12 02:11:40,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-12 02:11:40,172 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-12 02:11:40,172 INFO L513 LassoAnalysis]: Proved termination. [2023-11-12 02:11:40,173 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~q~0#1, ULTIMATE.start_main_~n~0#1) = -2*ULTIMATE.start_main_~q~0#1 + 2*ULTIMATE.start_main_~n~0#1 + 3 Supporting invariants [1*ULTIMATE.start_main_~q~0#1 - 1 >= 0] [2023-11-12 02:11:40,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:40,189 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2023-11-12 02:11:40,239 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:11:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:40,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:11:40,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:11:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:11:40,268 WARN L260 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 02:11:40,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:11:40,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:11:40,313 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-11-12 02:11:40,316 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:11:40,416 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 28 states and 39 transitions. Complement of second has 6 states. [2023-11-12 02:11:40,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-12 02:11:40,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:11:40,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 21 transitions. [2023-11-12 02:11:40,425 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 3 letters. Loop has 1 letters. [2023-11-12 02:11:40,426 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:11:40,426 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 4 letters. Loop has 1 letters. [2023-11-12 02:11:40,426 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:11:40,426 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 3 letters. Loop has 2 letters. [2023-11-12 02:11:40,426 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:11:40,427 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 39 transitions. [2023-11-12 02:11:40,430 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-12 02:11:40,434 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 9 states and 12 transitions. [2023-11-12 02:11:40,435 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2023-11-12 02:11:40,435 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2023-11-12 02:11:40,436 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 12 transitions. [2023-11-12 02:11:40,436 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:11:40,436 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 12 transitions. [2023-11-12 02:11:40,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 12 transitions. [2023-11-12 02:11:40,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2023-11-12 02:11:40,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:11:40,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 11 transitions. [2023-11-12 02:11:40,464 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 11 transitions. [2023-11-12 02:11:40,464 INFO L428 stractBuchiCegarLoop]: Abstraction has 8 states and 11 transitions. [2023-11-12 02:11:40,464 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-12 02:11:40,465 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 11 transitions. [2023-11-12 02:11:40,465 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-12 02:11:40,465 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:11:40,465 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:11:40,466 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-12 02:11:40,466 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-12 02:11:40,466 INFO L748 eck$LassoCheckResult]: Stem: 88#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 89#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_~n~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~h~0#1, main_~c~0#1, main_~k~0#1;havoc main_~n~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~h~0#1;havoc main_#t~nondet0#1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 86#L25 assume !(main_~n~0#1 >= 1073741824);main_~p~0#1 := 0;main_~q~0#1 := 1;main_~r~0#1 := main_~n~0#1;main_~h~0#1 := 0;main_~c~0#1 := 0;havoc main_#t~nondet1#1;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 87#L33-2 assume !(main_~q~0#1 <= main_~n~0#1); 85#L40-1 [2023-11-12 02:11:40,466 INFO L750 eck$LassoCheckResult]: Loop: 85#L40-1 assume !!(main_~h~0#1 * main_~h~0#1 * main_~n~0#1 - 4 * main_~h~0#1 * main_~n~0#1 * main_~p~0#1 + 4 * (main_~n~0#1 * main_~n~0#1) * main_~q~0#1 - main_~n~0#1 * main_~q~0#1 * main_~q~0#1 - main_~h~0#1 * main_~h~0#1 * main_~r~0#1 + 4 * main_~h~0#1 * main_~p~0#1 * main_~r~0#1 - 8 * main_~n~0#1 * main_~q~0#1 * main_~r~0#1 + main_~q~0#1 * main_~q~0#1 * main_~r~0#1 + 4 * main_~q~0#1 * main_~r~0#1 * main_~r~0#1 + main_~c~0#1 <= main_~k~0#1);main_~q~0#1 := (if main_~q~0#1 < 0 && 0 != main_~q~0#1 % 4 then 1 + main_~q~0#1 / 4 else main_~q~0#1 / 4);main_~h~0#1 := main_~p~0#1 + main_~q~0#1;main_~p~0#1 := (if main_~p~0#1 < 0 && 0 != main_~p~0#1 % 2 then 1 + main_~p~0#1 / 2 else main_~p~0#1 / 2); 83#L54 assume !(main_~r~0#1 >= main_~h~0#1); 84#L54-2 main_#t~post2#1 := main_~c~0#1;main_~c~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 85#L40-1 [2023-11-12 02:11:40,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:11:40,467 INFO L85 PathProgramCache]: Analyzing trace with hash 925674, now seen corresponding path program 1 times [2023-11-12 02:11:40,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:11:40,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225160275] [2023-11-12 02:11:40,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:11:40,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:11:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:11:40,473 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:11:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:11:40,479 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:11:40,479 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:11:40,479 INFO L85 PathProgramCache]: Analyzing trace with hash 56764, now seen corresponding path program 1 times [2023-11-12 02:11:40,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:11:40,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617634343] [2023-11-12 02:11:40,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:11:40,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:11:40,487 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:11:40,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [249105278] [2023-11-12 02:11:40,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:11:40,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:11:40,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:40,489 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:11:40,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-12 02:11:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:11:40,543 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:11:40,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:11:40,552 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:11:40,553 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:11:40,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1806977331, now seen corresponding path program 1 times [2023-11-12 02:11:40,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:11:40,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235371771] [2023-11-12 02:11:40,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:11:40,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:11:40,576 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:11:40,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [466503515] [2023-11-12 02:11:40,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:11:40,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:11:40,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:40,584 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:11:40,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-12 02:11:40,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:11:40,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:11:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:11:40,656 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:11:41,064 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:11:41,064 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:11:41,064 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:11:41,064 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:11:41,064 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:11:41,064 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:41,064 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:11:41,064 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:11:41,065 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration2_Loop [2023-11-12 02:11:41,065 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:11:41,065 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:11:41,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:43,224 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:43,923 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-11-12 02:11:43,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:47,862 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:11:47,862 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:11:47,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:47,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:47,876 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:47,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-12 02:11:47,879 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:11:47,879 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:11:47,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:47,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:47,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:47,943 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:47,963 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:11:47,963 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:11:47,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-12 02:11:48,085 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-12 02:11:48,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:48,095 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:11:48,095 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:11:48,095 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:11:48,095 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:11:48,095 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:11:48,095 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:48,095 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:11:48,096 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:11:48,096 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration2_Loop [2023-11-12 02:11:48,096 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:11:48,096 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:11:48,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:48,101 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:11:50,043 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-11-12 02:11:56,731 WARN L293 SmtUtils]: Spent 6.67s on a formula simplification. DAG size of input: 162 DAG size of output: 88 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-12 02:11:56,735 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:11:56,735 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:11:56,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:56,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:56,741 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:56,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:56,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-12 02:11:56,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:56,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:56,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:56,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:56,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:11:56,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:11:56,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:56,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:56,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:56,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:56,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:56,799 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:56,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:56,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-12 02:11:56,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:56,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:56,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:56,823 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:11:56,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:11:56,856 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-12 02:11:56,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:56,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:56,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:56,903 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-12 02:11:56,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:56,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:56,904 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:56,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:56,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:56,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:56,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:56,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:56,921 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:11:56,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-12 02:11:56,922 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:11:56,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:56,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:56,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:56,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:56,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:56,956 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:56,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:56,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-12 02:11:56,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:56,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:56,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:56,978 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:11:56,978 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:11:57,029 INFO L401 nArgumentSynthesizer]: We have 27 Motzkin's Theorem applications. [2023-11-12 02:11:57,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:57,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:57,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:57,118 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-12 02:11:57,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:57,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:57,119 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:57,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:57,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:57,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:57,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:57,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:57,140 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:11:57,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-12 02:11:57,141 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:11:57,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:57,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:57,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:57,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:57,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:57,162 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:57,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:57,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-12 02:11:57,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:57,191 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:57,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:57,191 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:11:57,191 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:11:57,261 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2023-11-12 02:11:57,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:57,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:57,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:57,330 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-12 02:11:57,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:57,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:57,331 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:57,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-12 02:11:57,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:57,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:57,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:57,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:57,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:57,345 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:11:57,346 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:11:57,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:57,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:57,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-12 02:11:57,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:57,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:57,352 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:57,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-12 02:11:57,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:57,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:11:57,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:57,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:57,368 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:11:57,368 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:11:57,438 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-12 02:11:57,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:57,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:57,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:57,550 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-12 02:11:57,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:57,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:57,551 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:57,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-12 02:11:57,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:57,564 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:11:57,564 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:11:57,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:57,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:57,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:57,565 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:11:57,566 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:11:57,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:57,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:57,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:57,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:57,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:57,596 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:57,601 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 [2023-11-12 02:11:57,615 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:11:57,615 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:11:57,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:57,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:57,615 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:11:57,615 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:11:57,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-12 02:11:57,664 INFO L401 nArgumentSynthesizer]: We have 27 Motzkin's Theorem applications. [2023-11-12 02:11:57,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:57,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:57,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:57,772 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-12 02:11:57,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:57,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:57,777 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:57,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:57,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-12 02:11:57,790 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:11:57,790 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:11:57,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:57,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:57,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:57,791 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:11:57,792 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:11:57,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:57,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:57,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:57,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:57,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:57,815 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:57,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:57,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-12 02:11:57,839 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:11:57,839 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:11:57,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:57,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:57,839 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:11:57,839 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:11:57,906 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2023-11-12 02:11:57,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:58,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:58,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:58,209 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-12 02:11:58,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:58,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:58,210 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:58,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:58,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-12 02:11:58,233 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:11:58,233 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:11:58,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:58,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:58,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:58,234 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:11:58,236 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:11:58,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:58,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:58,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:58,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:58,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:58,260 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:58,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:58,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-12 02:11:58,280 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:11:58,280 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:11:58,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:58,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:58,281 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:11:58,281 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:11:58,372 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-12 02:11:58,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:58,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:58,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:58,774 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-12 02:11:58,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:58,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:58,776 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:58,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:58,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:11:58,794 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:11:58,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:58,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:58,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:58,794 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:11:58,795 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:11:58,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:58,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-12 02:11:58,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:58,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:58,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:58,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:58,823 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:58,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:58,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-12 02:11:58,844 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:11:58,845 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:11:58,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:58,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:58,845 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:11:58,845 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:11:58,899 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2023-11-12 02:11:58,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:59,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:59,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-11-12 02:11:59,010 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-12 02:11:59,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:59,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:59,011 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:59,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-12 02:11:59,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:11:59,025 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:11:59,025 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:11:59,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:59,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:59,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:11:59,026 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:11:59,027 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:11:59,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:59,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:59,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:59,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:59,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:59,063 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:59,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-12 02:11:59,072 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 [2023-11-12 02:11:59,084 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:11:59,084 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:11:59,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:11:59,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:11:59,085 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:11:59,085 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:11:59,172 INFO L401 nArgumentSynthesizer]: We have 54 Motzkin's Theorem applications. [2023-11-12 02:11:59,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:11:59,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:11:59,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-12 02:11:59,473 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:11:59,473 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:11:59,474 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:11:59,474 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:11:59,474 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:11:59,474 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:11:59,474 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:11:59,474 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:11:59,474 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration2_Lasso [2023-11-12 02:11:59,474 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:11:59,475 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:11:59,481 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:12:00,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:12:00,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:12:00,345 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:12:00,348 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:12:02,022 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-11-12 02:12:03,997 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:12:03,997 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:12:03,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:03,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:04,011 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:04,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-12 02:12:04,014 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:12:04,014 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:12:04,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:04,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:04,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:04,071 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:04,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-12 02:12:04,079 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:12:04,079 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:12:04,168 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-12 02:12:04,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:04,171 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:12:04,171 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:12:04,171 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:12:04,171 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:12:04,171 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:12:04,171 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:04,171 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:12:04,171 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:12:04,171 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration2_Lasso [2023-11-12 02:12:04,171 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:12:04,171 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:12:04,174 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:12:04,864 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:12:04,875 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:12:04,879 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:12:04,883 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:12:05,360 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-11-12 02:12:06,963 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:12:06,963 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:12:06,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:06,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:06,965 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:06,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:06,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-12 02:12:06,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:06,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:06,981 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:12:06,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:12:07,280 INFO L401 nArgumentSynthesizer]: We have 198 Motzkin's Theorem applications. [2023-11-12 02:12:07,281 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-11-12 02:12:08,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:08,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:08,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:08,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:08,247 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:08,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-12 02:12:08,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:08,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:08,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:08,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:08,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:08,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:12:08,262 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:12:08,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:08,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:08,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:08,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:08,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:08,270 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:08,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-12 02:12:08,273 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 [2023-11-12 02:12:08,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:08,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:08,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:08,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:08,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:12:08,284 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:12:08,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:08,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:08,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-12 02:12:08,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:08,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:08,294 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:08,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-12 02:12:08,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:08,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:08,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:08,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:08,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:08,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:12:08,311 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:12:08,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:08,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:08,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2023-11-12 02:12:08,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:08,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:08,316 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:08,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-12 02:12:08,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:08,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:08,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:08,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:08,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:08,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:12:08,330 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:12:08,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:08,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:08,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2023-11-12 02:12:08,334 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-12 02:12:08,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:08,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:08,335 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:08,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-12 02:12:08,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:08,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:08,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:08,350 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:12:08,350 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:12:08,779 INFO L401 nArgumentSynthesizer]: We have 297 Motzkin's Theorem applications. [2023-11-12 02:12:08,780 INFO L402 nArgumentSynthesizer]: A total of 27 supporting invariants were added. [2023-11-12 02:12:10,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:10,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-12 02:12:10,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:10,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:10,294 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:10,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-12 02:12:10,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:10,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:10,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:10,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:10,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:10,323 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:12:10,323 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:12:10,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:10,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:10,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:10,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:10,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:10,329 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:10,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-12 02:12:10,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:10,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:10,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:10,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:10,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:10,346 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:12:10,347 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:12:10,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:10,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:10,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-11-12 02:12:10,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:10,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:10,353 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:10,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-12 02:12:10,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:10,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:10,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:10,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:10,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:10,367 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:12:10,367 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:12:10,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:10,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:10,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:10,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:10,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:10,375 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:10,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-12 02:12:10,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:10,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:10,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:10,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:10,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:10,388 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:12:10,388 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:12:10,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:10,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:10,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-11-12 02:12:10,393 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-12 02:12:10,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:10,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:10,394 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:10,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-12 02:12:10,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:10,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:10,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:10,411 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:12:10,411 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:12:10,969 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2023-11-12 02:12:10,970 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added. [2023-11-12 02:12:14,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:14,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-12 02:12:14,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:14,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:14,363 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:14,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-12 02:12:14,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:14,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:14,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:14,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:14,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:14,379 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:12:14,379 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:12:14,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:14,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:14,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-12 02:12:14,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:14,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:14,386 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:14,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-12 02:12:14,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:14,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:14,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:14,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:14,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:14,400 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:12:14,400 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:12:14,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:14,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:14,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:14,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:14,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:14,406 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:14,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-12 02:12:14,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:14,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:14,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:14,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:14,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:14,419 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:12:14,419 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:12:14,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:14,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:14,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:14,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:14,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:14,426 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:14,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-12 02:12:14,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:14,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:14,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:14,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:14,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:14,440 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:12:14,440 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:12:14,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:14,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:14,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-11-12 02:12:14,445 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-12 02:12:14,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:14,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:14,447 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:14,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-12 02:12:14,450 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 [2023-11-12 02:12:14,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:14,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:14,462 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:12:14,462 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:12:15,130 INFO L401 nArgumentSynthesizer]: We have 495 Motzkin's Theorem applications. [2023-11-12 02:12:15,130 INFO L402 nArgumentSynthesizer]: A total of 45 supporting invariants were added. [2023-11-12 02:12:21,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:21,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:21,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:21,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:21,317 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:21,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:21,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-12 02:12:21,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:21,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:21,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:21,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:21,334 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:12:21,335 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:12:21,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:21,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:21,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-12 02:12:21,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:21,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:21,341 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:21,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-12 02:12:21,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:21,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:21,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:21,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:21,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:21,355 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:12:21,355 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:12:21,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:21,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:21,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:21,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:21,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:21,361 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:21,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-12 02:12:21,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:21,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:21,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:21,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:21,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:21,375 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:12:21,375 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:12:21,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:21,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:21,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2023-11-12 02:12:21,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:21,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:21,381 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:21,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-12 02:12:21,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:21,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:12:21,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:21,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:21,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:21,396 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:12:21,396 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:12:21,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:21,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:21,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2023-11-12 02:12:21,402 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-12 02:12:21,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:21,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:21,403 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:21,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-12 02:12:21,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:21,416 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:12:21,417 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:12:21,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:21,417 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:12:21,417 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:12:21,837 INFO L401 nArgumentSynthesizer]: We have 297 Motzkin's Theorem applications. [2023-11-12 02:12:21,837 INFO L402 nArgumentSynthesizer]: A total of 27 supporting invariants were added. [2023-11-12 02:12:24,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:24,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-12 02:12:24,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:24,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:24,399 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:24,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-12 02:12:24,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:24,414 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:12:24,414 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:12:24,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:24,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:24,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:24,414 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:12:24,415 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:12:24,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:24,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:24,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2023-11-12 02:12:24,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:24,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:24,421 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:24,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-12 02:12:24,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:24,435 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:12:24,435 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:12:24,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:24,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:24,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:24,435 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:12:24,436 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:12:24,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:24,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:24,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2023-11-12 02:12:24,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:24,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:24,442 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:24,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-12 02:12:24,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:24,456 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:12:24,456 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:12:24,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:24,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:24,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:24,457 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:12:24,457 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:12:24,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:24,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:24,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-11-12 02:12:24,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:24,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:24,464 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:24,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-12 02:12:24,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:24,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:12:24,478 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:12:24,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:12:24,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:24,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:12:24,478 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:12:24,478 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:12:24,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:12:24,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:12:24,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2023-11-12 02:12:24,484 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-12 02:12:24,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:12:24,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:24,485 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:24,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9f77eb0-90fc-4eab-a01e-1f8f9d0677b9/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-12 02:12:24,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:12:24,499 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:12:24,499 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:12:24,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:12:24,499 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-12 02:12:24,500 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:12:25,097 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2023-11-12 02:12:25,097 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added.