./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 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/dijkstra4-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu --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-9bd2c7f [2023-11-19 08:01:41,693 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:01:41,811 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 08:01:41,821 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:01:41,822 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:01:41,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:01:41,878 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:01:41,879 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:01:41,883 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:01:41,890 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:01:41,892 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:01:41,893 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 08:01:41,894 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 08:01:41,896 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 08:01:41,896 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 08:01:41,897 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 08:01:41,897 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 08:01:41,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:01:41,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 08:01:41,899 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:01:41,900 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:01:41,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:01:41,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:01:41,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 08:01:41,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 08:01:41,902 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 08:01:41,903 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 08:01:41,903 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:01:41,904 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:01:41,904 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 08:01:41,906 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:01:41,906 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:01:41,906 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:01:41,907 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:01:41,907 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:01:41,908 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 08:01:41,908 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_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6276999372dd81af9dba804e1edaa146f8cf96ce282fce5c5925bd91f459aa6 [2023-11-19 08:01:42,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:01:42,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:01:42,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:01:42,217 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:01:42,218 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:01:42,219 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/termination-nla/dijkstra4-both-t.c [2023-11-19 08:01:45,536 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:01:45,763 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:01:45,764 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/sv-benchmarks/c/termination-nla/dijkstra4-both-t.c [2023-11-19 08:01:45,771 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/data/b840ef048/072d8fe1b7304e0a8d49c7bf3d6806aa/FLAGd59bd7113 [2023-11-19 08:01:45,785 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/data/b840ef048/072d8fe1b7304e0a8d49c7bf3d6806aa [2023-11-19 08:01:45,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:01:45,790 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:01:45,791 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:01:45,791 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:01:45,797 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:01:45,798 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:01:45" (1/1) ... [2023-11-19 08:01:45,799 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e8d297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:45, skipping insertion in model container [2023-11-19 08:01:45,800 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:01:45" (1/1) ... [2023-11-19 08:01:45,822 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:01:45,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:01:45,974 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:01:45,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:01:46,004 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:01:46,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:46 WrapperNode [2023-11-19 08:01:46,005 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:01:46,006 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:01:46,006 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:01:46,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:01:46,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:46" (1/1) ... [2023-11-19 08:01:46,019 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:46" (1/1) ... [2023-11-19 08:01:46,040 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2023-11-19 08:01:46,040 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:01:46,041 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:01:46,042 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:01:46,042 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:01:46,052 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:46" (1/1) ... [2023-11-19 08:01:46,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:46" (1/1) ... [2023-11-19 08:01:46,053 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:46" (1/1) ... [2023-11-19 08:01:46,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:46" (1/1) ... [2023-11-19 08:01:46,056 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:46" (1/1) ... [2023-11-19 08:01:46,060 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:46" (1/1) ... [2023-11-19 08:01:46,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:46" (1/1) ... [2023-11-19 08:01:46,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:46" (1/1) ... [2023-11-19 08:01:46,063 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:01:46,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:01:46,065 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:01:46,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:01:46,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:46" (1/1) ... [2023-11-19 08:01:46,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:01:46,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:01:46,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:01:46,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 08:01:46,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:01:46,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:01:46,228 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:01:46,232 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:01:46,454 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:01:46,462 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:01:46,462 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 08:01:46,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:01:46 BoogieIcfgContainer [2023-11-19 08:01:46,466 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:01:46,467 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 08:01:46,467 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 08:01:46,471 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 08:01:46,478 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:01:46,478 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 08:01:45" (1/3) ... [2023-11-19 08:01:46,479 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a787aaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:01:46, skipping insertion in model container [2023-11-19 08:01:46,480 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:01:46,480 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:01:46" (2/3) ... [2023-11-19 08:01:46,480 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a787aaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:01:46, skipping insertion in model container [2023-11-19 08:01:46,480 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 08:01:46,481 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:01:46" (3/3) ... [2023-11-19 08:01:46,482 INFO L332 chiAutomizerObserver]: Analyzing ICFG dijkstra4-both-t.c [2023-11-19 08:01:46,579 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 08:01:46,579 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 08:01:46,581 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 08:01:46,581 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 08:01:46,582 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 08:01:46,582 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 08:01:46,582 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 08:01:46,583 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 08:01:46,588 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) [2023-11-19 08:01:46,613 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-19 08:01:46,613 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:01:46,613 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:01:46,618 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-19 08:01:46,618 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-19 08:01:46,619 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 08:01:46,619 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) [2023-11-19 08:01:46,621 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-19 08:01:46,621 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:01:46,621 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:01:46,621 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-19 08:01:46,621 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-19 08:01:46,628 INFO L748 eck$LassoCheckResult]: Stem: 9#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_~n~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~h~0#1, main_~c~0#1, main_~k~0#1;havoc main_~n~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~h~0#1;havoc main_#t~nondet0#1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 8#L25true assume !(main_~n~0#1 >= 1073741824);main_~p~0#1 := 0;main_~q~0#1 := 1;main_~r~0#1 := main_~n~0#1;main_~h~0#1 := 0;main_~c~0#1 := 0;havoc main_#t~nondet1#1;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 10#L33-2true [2023-11-19 08:01:46,628 INFO L750 eck$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 [2023-11-19 08:01:46,634 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:46,635 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-11-19 08:01:46,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:46,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192208874] [2023-11-19 08:01:46,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:46,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:46,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:01:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:46,759 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:01:46,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:46,763 INFO L85 PathProgramCache]: Analyzing trace with hash 47, now seen corresponding path program 1 times [2023-11-19 08:01:46,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:46,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298163480] [2023-11-19 08:01:46,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:46,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:46,789 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:01:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:46,794 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:01:46,796 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:01:46,797 INFO L85 PathProgramCache]: Analyzing trace with hash 925676, now seen corresponding path program 1 times [2023-11-19 08:01:46,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:01:46,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478507917] [2023-11-19 08:01:46,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:01:46,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:01:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:46,811 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:01:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:01:46,844 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:01:46,992 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:01:46,993 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:01:46,993 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:01:46,993 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:01:46,993 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 08:01:46,994 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:01:46,994 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:01:46,994 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:01:46,994 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration1_Lasso [2023-11-19 08:01:46,994 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:01:46,995 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:01:47,018 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:01:47,029 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:01:47,033 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:01:47,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:01:47,043 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:01:47,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:01:47,052 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:01:47,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:01:47,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:01:47,187 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:01:47,187 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 08:01:47,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:01:47,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:01:47,195 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:01:47,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-19 08:01:47,209 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:01:47,210 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:01:47,236 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 08:01:47,236 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: [] [2023-11-19 08:01:47,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-19 08:01:47,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:01:47,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:01:47,265 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:01:47,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-19 08:01:47,273 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:01:47,274 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:01:47,297 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 08:01:47,298 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: [] [2023-11-19 08:01:47,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-19 08:01:47,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:01:47,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:01:47,328 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:01:47,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-19 08:01:47,331 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:01:47,332 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:01:47,364 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 08:01:47,365 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: [] [2023-11-19 08:01:47,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-19 08:01:47,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:01:47,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:01:47,397 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:01:47,410 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:01:47,410 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:01:47,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-19 08:01:47,437 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 08:01:47,437 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: [] [2023-11-19 08:01:47,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-19 08:01:47,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:01:47,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:01:47,465 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:01:47,469 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:01:47,469 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:01:47,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-19 08:01:47,483 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 08:01:47,483 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: [] [2023-11-19 08:01:47,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-19 08:01:47,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:01:47,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:01:47,508 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:01:47,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-19 08:01:47,513 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:01:47,515 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:01:47,541 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 08:01:47,541 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: [] [2023-11-19 08:01:47,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-19 08:01:47,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:01:47,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:01:47,569 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:01:47,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-19 08:01:47,582 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:01:47,583 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:01:47,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-19 08:01:47,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:01:47,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:01:47,650 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:01:47,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-19 08:01:47,654 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 08:01:47,654 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:02:00,741 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2023-11-19 08:02:00,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-19 08:02:00,778 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:02:00,778 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:02:00,778 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:02:00,778 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:02:00,778 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 08:02:00,779 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:00,779 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:02:00,779 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:02:00,779 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration1_Lasso [2023-11-19 08:02:00,779 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:02:00,779 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:02:00,783 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:00,786 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:00,790 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:00,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:00,797 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:00,800 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:00,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:00,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:00,821 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:00,904 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:02:00,909 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 08:02:00,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:00,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:00,912 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:00,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-19 08:02:00,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:00,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:00,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:00,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:00,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:00,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:00,937 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:02:00,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:00,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:00,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:00,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:00,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:00,970 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:00,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-19 08:02:00,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:00,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:00,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:00,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:00,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:00,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:00,990 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:02:00,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:00,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:01,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:01,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:01,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:01,014 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:01,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-19 08:02:01,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:01,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:01,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:01,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:01,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:01,033 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:02:01,034 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:02:01,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:01,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-11-19 08:02:01,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:01,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:01,086 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:01,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-19 08:02:01,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:01,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:01,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:01,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:01,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:01,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:01,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:02:01,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:01,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:01,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:01,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:01,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:01,143 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:01,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-19 08:02:01,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:01,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:01,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:01,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:01,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:01,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:01,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:02:01,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:01,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:01,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-11-19 08:02:01,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:01,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:01,172 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:01,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-19 08:02:01,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:01,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:01,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:01,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:01,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:01,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:01,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:02:01,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:01,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:01,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:01,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:01,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:01,224 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:01,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-19 08:02:01,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:01,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:01,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:01,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:01,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:01,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:02:01,247 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:02:01,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:01,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:01,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:01,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:01,293 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:01,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:01,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-19 08:02:01,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:01,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:01,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:01,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:01,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:02:01,323 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 08:02:01,340 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 08:02:01,346 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-11-19 08:02:01,347 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-11-19 08:02:01,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:01,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:01,385 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:01,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-19 08:02:01,388 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 08:02:01,410 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-19 08:02:01,410 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 08:02:01,411 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] [2023-11-19 08:02:01,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:01,441 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2023-11-19 08:02:01,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:02:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:01,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 08:02:01,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:02:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:02:01,518 WARN L260 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 08:02:01,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:02:01,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:02:01,571 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 [2023-11-19 08:02:01,574 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) [2023-11-19 08:02:01,678 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. [2023-11-19 08:02:01,681 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 [2023-11-19 08:02:01,688 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) [2023-11-19 08:02:01,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 21 transitions. [2023-11-19 08:02:01,691 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 3 letters. Loop has 1 letters. [2023-11-19 08:02:01,692 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:02:01,692 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 4 letters. Loop has 1 letters. [2023-11-19 08:02:01,693 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:02:01,693 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 3 letters. Loop has 2 letters. [2023-11-19 08:02:01,693 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 08:02:01,694 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 39 transitions. [2023-11-19 08:02:01,706 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-19 08:02:01,709 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 9 states and 12 transitions. [2023-11-19 08:02:01,711 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2023-11-19 08:02:01,711 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2023-11-19 08:02:01,711 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 12 transitions. [2023-11-19 08:02:01,712 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:02:01,712 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 12 transitions. [2023-11-19 08:02:01,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 12 transitions. [2023-11-19 08:02:01,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2023-11-19 08:02:01,735 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) [2023-11-19 08:02:01,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 11 transitions. [2023-11-19 08:02:01,737 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 11 transitions. [2023-11-19 08:02:01,737 INFO L428 stractBuchiCegarLoop]: Abstraction has 8 states and 11 transitions. [2023-11-19 08:02:01,737 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-19 08:02:01,737 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 11 transitions. [2023-11-19 08:02:01,738 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-19 08:02:01,738 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 08:02:01,738 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 08:02:01,739 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-19 08:02:01,740 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-19 08:02:01,740 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 [2023-11-19 08:02:01,740 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 [2023-11-19 08:02:01,743 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:02:01,743 INFO L85 PathProgramCache]: Analyzing trace with hash 925674, now seen corresponding path program 1 times [2023-11-19 08:02:01,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:02:01,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952860412] [2023-11-19 08:02:01,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:01,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:02:01,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:02:01,761 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:02:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:02:01,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:02:01,772 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:02:01,772 INFO L85 PathProgramCache]: Analyzing trace with hash 56764, now seen corresponding path program 1 times [2023-11-19 08:02:01,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:02:01,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804483854] [2023-11-19 08:02:01,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:01,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:02:01,783 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:02:01,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [394821685] [2023-11-19 08:02:01,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:01,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:02:01,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:01,786 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:02:01,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-11-19 08:02:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:02:01,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:02:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:02:01,851 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:02:01,851 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:02:01,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1806977331, now seen corresponding path program 1 times [2023-11-19 08:02:01,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:02:01,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508673301] [2023-11-19 08:02:01,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:01,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:02:01,859 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 08:02:01,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [207623922] [2023-11-19 08:02:01,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:02:01,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:02:01,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:01,868 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:02:01,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-11-19 08:02:01,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:02:01,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:02:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:02:01,929 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:02:02,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:02,353 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:02:02,353 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:02:02,354 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:02:02,354 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:02:02,354 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 08:02:02,354 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:02,354 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:02:02,354 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:02:02,355 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration2_Loop [2023-11-19 08:02:02,355 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:02:02,355 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:02:02,359 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:02,810 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:03,122 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-11-19 08:02:04,749 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:02:04,749 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 08:02:04,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:04,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:04,753 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:04,761 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:02:04,761 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:02:04,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-19 08:02:04,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:04,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:04,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:04,830 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:04,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-19 08:02:04,840 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 08:02:04,840 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:02:04,954 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 08:02:04,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:04,978 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:02:04,978 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:02:04,978 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:02:04,978 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:02:04,978 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 08:02:04,978 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:04,978 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:02:04,979 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:02:04,979 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration2_Loop [2023-11-19 08:02:04,979 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:02:04,979 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:02:04,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:04,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:05,431 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-11-19 08:02:07,005 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:02:07,006 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 08:02:07,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:07,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:07,012 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:07,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:07,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:07,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:07,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:07,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:07,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:07,035 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:02:07,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:07,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-19 08:02:07,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:07,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:07,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:07,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:07,070 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:07,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:07,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:07,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:07,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:07,090 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:07,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:07,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-19 08:02:07,120 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-19 08:02:07,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:07,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:07,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:07,179 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-19 08:02:07,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:07,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:07,180 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:07,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:07,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:07,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:07,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:07,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:07,196 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:02:07,197 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:02:07,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:07,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-19 08:02:07,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:07,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:07,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:07,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:07,225 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:07,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:07,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:07,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:07,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:07,244 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:07,244 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:02:07,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-19 08:02:07,307 INFO L401 nArgumentSynthesizer]: We have 27 Motzkin's Theorem applications. [2023-11-19 08:02:07,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:07,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:07,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:07,382 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-19 08:02:07,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:07,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:07,384 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:07,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:07,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:07,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:07,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:07,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:07,400 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:07,401 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:02:07,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:07,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-19 08:02:07,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:07,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:07,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:07,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:07,436 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:07,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:07,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:07,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:07,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:07,452 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:07,453 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:07,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-19 08:02:07,509 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2023-11-19 08:02:07,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:07,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:07,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:07,597 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-19 08:02:07,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:07,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:07,599 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:07,601 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 [2023-11-19 08:02:07,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-19 08:02:07,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:07,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:07,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:07,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:07,613 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:02:07,614 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:02:07,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:07,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:07,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-19 08:02:07,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:07,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:07,631 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:07,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-19 08:02:07,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:07,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:07,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:07,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:07,645 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:07,645 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:02:07,711 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-19 08:02:07,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:07,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:07,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:07,824 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-19 08:02:07,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:07,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:07,825 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:07,828 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 [2023-11-19 08:02:07,841 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:07,841 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:02:07,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:07,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:07,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:07,842 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:02:07,843 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:02:07,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:07,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-19 08:02:07,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:07,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:07,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:07,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:07,883 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:07,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:07,902 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:07,902 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:02:07,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:07,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:07,902 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:07,902 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:02:07,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-19 08:02:07,963 INFO L401 nArgumentSynthesizer]: We have 27 Motzkin's Theorem applications. [2023-11-19 08:02:07,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:08,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:08,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:08,094 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-19 08:02:08,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:08,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:08,095 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:08,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:08,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-19 08:02:08,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:08,114 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 08:02:08,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:08,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:08,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:08,114 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:08,115 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:02:08,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:08,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:08,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:08,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:08,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:08,156 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:08,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-19 08:02:08,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:08,175 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:08,175 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 08:02:08,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:08,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:08,175 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:08,175 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:08,243 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2023-11-19 08:02:08,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:08,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:08,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-19 08:02:08,459 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-19 08:02:08,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:08,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:08,460 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:08,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:08,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:08,478 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:02:08,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:08,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:08,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:08,478 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:02:08,480 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:02:08,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:08,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-19 08:02:08,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:08,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:08,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:08,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:08,517 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:08,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:08,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-19 08:02:08,535 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:08,535 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:02:08,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:08,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:08,536 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:08,536 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:02:08,685 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-19 08:02:08,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:09,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:09,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:09,232 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-19 08:02:09,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:09,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:09,234 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:09,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:09,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-19 08:02:09,255 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:09,255 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:02:09,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:09,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:09,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:09,256 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:09,257 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:02:09,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:09,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:09,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:09,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:09,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:09,297 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:09,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:09,316 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:09,316 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:02:09,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:09,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:09,316 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:09,316 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:09,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-19 08:02:09,377 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2023-11-19 08:02:09,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:09,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:09,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:09,513 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-19 08:02:09,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:09,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:09,514 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:09,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:09,530 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:09,530 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:02:09,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:09,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:09,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:09,531 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 08:02:09,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-19 08:02:09,532 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 08:02:09,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:09,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:09,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:09,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:09,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:09,569 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:09,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:09,594 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:09,594 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:02:09,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:09,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:09,595 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:09,595 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 08:02:09,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-19 08:02:09,680 INFO L401 nArgumentSynthesizer]: We have 54 Motzkin's Theorem applications. [2023-11-19 08:02:09,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:09,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:09,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:09,962 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:02:09,962 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:02:09,962 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:02:09,962 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:02:09,962 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 08:02:09,962 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:09,963 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:02:09,963 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:02:09,963 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration2_Lasso [2023-11-19 08:02:09,963 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:02:09,963 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:02:09,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:10,302 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:10,307 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:10,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:10,314 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:10,799 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-11-19 08:02:12,474 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:02:12,474 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 08:02:12,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:12,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:12,476 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:12,478 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 08:02:12,478 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:02:12,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-19 08:02:12,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:12,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:12,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:12,549 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:12,553 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 08:02:12,553 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 08:02:12,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-19 08:02:12,640 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 08:02:12,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-11-19 08:02:12,651 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 08:02:12,651 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 08:02:12,651 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 08:02:12,651 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 08:02:12,652 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 08:02:12,652 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:12,652 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 08:02:12,652 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 08:02:12,652 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra4-both-t.c_Iteration2_Lasso [2023-11-19 08:02:12,652 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 08:02:12,652 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 08:02:12,655 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:12,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:12,905 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:12,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:12,910 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 08:02:13,266 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-11-19 08:02:14,931 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 08:02:14,931 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 08:02:14,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:14,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:14,934 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:14,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:14,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:14,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:14,950 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:14,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:14,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-19 08:02:15,258 INFO L401 nArgumentSynthesizer]: We have 198 Motzkin's Theorem applications. [2023-11-19 08:02:15,258 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-11-19 08:02:16,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:16,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-19 08:02:16,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:16,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:16,202 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:16,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-19 08:02:16,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:16,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:16,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:16,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:16,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:16,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:16,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:02:16,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:16,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:16,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:16,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:16,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:16,234 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:16,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:16,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:16,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:16,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:16,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:16,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:16,249 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:02:16,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:16,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-19 08:02:16,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:16,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-19 08:02:16,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:16,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:16,271 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:16,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:16,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:16,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:16,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:16,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:16,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:16,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:02:16,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:16,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-19 08:02:16,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:16,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2023-11-19 08:02:16,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:16,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:16,308 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:16,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-19 08:02:16,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:16,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:16,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:16,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:16,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:16,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 08:02:16,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 08:02:16,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:16,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:16,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2023-11-19 08:02:16,368 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-19 08:02:16,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:16,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:16,369 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:16,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-19 08:02:16,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:16,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:16,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:16,381 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:16,381 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:02:16,808 INFO L401 nArgumentSynthesizer]: We have 297 Motzkin's Theorem applications. [2023-11-19 08:02:16,808 INFO L402 nArgumentSynthesizer]: A total of 27 supporting invariants were added. [2023-11-19 08:02:18,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:18,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-19 08:02:18,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:18,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:18,087 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:18,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-19 08:02:18,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:18,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:18,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:18,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:18,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:18,101 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:02:18,101 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:02:18,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:18,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:18,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:18,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:18,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:18,116 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:18,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-19 08:02:18,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:18,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:18,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:18,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:18,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:18,128 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:02:18,128 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:02:18,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:18,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:18,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:18,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:18,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:18,143 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:18,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-19 08:02:18,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:18,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:18,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:18,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:18,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:18,155 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:02:18,156 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:02:18,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:18,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:18,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:18,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:18,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:18,171 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:18,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-19 08:02:18,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:18,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:18,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:18,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:18,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:18,184 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:02:18,184 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:02:18,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:18,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:18,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:18,198 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-19 08:02:18,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:18,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:18,199 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:18,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-19 08:02:18,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:18,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:18,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:18,215 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:18,215 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:18,754 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2023-11-19 08:02:18,754 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added. [2023-11-19 08:02:20,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:20,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-19 08:02:20,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:20,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:20,601 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:20,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-19 08:02:20,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:20,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:20,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:20,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:20,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:20,613 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:20,614 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:02:20,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:20,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:20,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:20,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:20,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:20,628 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:20,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-19 08:02:20,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:20,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:20,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:20,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:20,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:20,639 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:20,640 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:02:20,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:20,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:20,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:20,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:20,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:20,674 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:20,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:20,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-19 08:02:20,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:20,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:20,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:20,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:20,687 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:20,687 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:02:20,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:20,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:20,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-19 08:02:20,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:20,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:20,702 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:20,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-19 08:02:20,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:20,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:20,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:20,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:20,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:20,714 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:20,715 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:02:20,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:20,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:20,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-11-19 08:02:20,754 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-19 08:02:20,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:20,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:20,755 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:20,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-19 08:02:20,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:20,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:20,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:20,770 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:20,770 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:02:21,434 INFO L401 nArgumentSynthesizer]: We have 495 Motzkin's Theorem applications. [2023-11-19 08:02:21,434 INFO L402 nArgumentSynthesizer]: A total of 45 supporting invariants were added. [2023-11-19 08:02:26,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:26,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:26,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:26,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:26,536 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:26,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-19 08:02:26,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:26,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:26,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:26,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:26,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:26,549 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:02:26,550 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:02:26,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:26,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:26,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-19 08:02:26,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:26,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:26,567 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:26,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-19 08:02:26,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:26,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:26,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:26,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:26,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:26,579 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:02:26,580 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:02:26,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:26,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:26,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:26,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:26,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:26,624 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:26,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:26,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-19 08:02:26,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:26,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:26,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:26,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:26,642 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:02:26,643 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:02:26,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:26,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:26,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:26,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:26,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:26,687 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:26,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:26,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 08:02:26,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:26,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:26,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:26,706 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:02:26,706 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:02:26,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:26,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-19 08:02:26,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:26,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2023-11-19 08:02:26,747 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-19 08:02:26,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:26,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:26,748 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:26,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-19 08:02:26,750 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 [2023-11-19 08:02:26,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:26,761 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:02:26,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:26,761 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:26,761 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:02:27,193 INFO L401 nArgumentSynthesizer]: We have 297 Motzkin's Theorem applications. [2023-11-19 08:02:27,193 INFO L402 nArgumentSynthesizer]: A total of 27 supporting invariants were added. [2023-11-19 08:02:32,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:32,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:32,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:32,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:32,710 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:32,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-19 08:02:32,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:32,724 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:32,724 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:02:32,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:32,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:32,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:32,724 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:02:32,725 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:02:32,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:32,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:32,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2023-11-19 08:02:32,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:32,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:32,740 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:32,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-19 08:02:32,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:32,752 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:32,752 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:02:32,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:32,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:32,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:32,753 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:02:32,753 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:02:32,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:32,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:32,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2023-11-19 08:02:32,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:32,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:32,768 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:32,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-19 08:02:32,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:32,782 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:32,782 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:02:32,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:32,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:32,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:32,783 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:02:32,783 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:02:32,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:32,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:32,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-11-19 08:02:32,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:32,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:32,800 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:32,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-19 08:02:32,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:32,811 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:32,811 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:02:32,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:32,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:32,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:32,812 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 08:02:32,812 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 08:02:32,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:32,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:32,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:32,826 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-19 08:02:32,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:32,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:32,828 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:32,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-19 08:02:32,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:32,843 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:32,843 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 08:02:32,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:32,843 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:32,843 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:33,361 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2023-11-19 08:02:33,361 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added. [2023-11-19 08:02:39,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:39,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:39,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:39,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:39,915 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:39,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-19 08:02:39,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:39,928 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:39,928 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 08:02:39,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:39,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:39,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:39,929 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:39,930 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:02:39,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:39,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:39,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2023-11-19 08:02:39,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:39,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:39,948 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:39,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:39,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-19 08:02:39,968 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:39,969 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 08:02:39,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:39,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:39,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:39,969 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:39,970 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:02:39,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:39,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:39,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2023-11-19 08:02:39,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:39,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:39,987 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:39,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-19 08:02:39,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:39,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:39,999 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 08:02:39,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:39,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:39,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:39,999 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:40,000 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:02:40,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:40,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:40,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2023-11-19 08:02:40,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:40,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:40,017 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:40,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-19 08:02:40,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:40,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:40,029 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 08:02:40,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:40,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:40,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:40,029 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:40,030 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 08:02:40,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:40,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:40,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2023-11-19 08:02:40,046 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-19 08:02:40,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:40,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:40,047 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:40,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-19 08:02:40,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:40,060 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:40,061 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:02:40,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:40,061 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:40,061 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:02:40,742 INFO L401 nArgumentSynthesizer]: We have 495 Motzkin's Theorem applications. [2023-11-19 08:02:40,742 INFO L402 nArgumentSynthesizer]: A total of 45 supporting invariants were added. [2023-11-19 08:02:44,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:44,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:44,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:44,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:44,721 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:44,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-19 08:02:44,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:44,735 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:44,736 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:02:44,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:44,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:44,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:44,736 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:02:44,737 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:02:44,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:44,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:44,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-11-19 08:02:44,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:44,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:44,758 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:44,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-19 08:02:44,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:44,774 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:44,774 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:02:44,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:44,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:44,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:44,775 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:02:44,776 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:02:44,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:44,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:44,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2023-11-19 08:02:44,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:44,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:44,806 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:44,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-19 08:02:44,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:44,819 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:44,819 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:02:44,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:44,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:44,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:44,819 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:02:44,820 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:02:44,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:44,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:44,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2023-11-19 08:02:44,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:44,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:44,838 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:44,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-19 08:02:44,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:44,857 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:44,858 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 08:02:44,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 08:02:44,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:44,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 08:02:44,858 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 08:02:44,859 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 08:02:44,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 08:02:44,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 08:02:44,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2023-11-19 08:02:44,878 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-19 08:02:44,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 08:02:44,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:02:44,879 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 08:02:44,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d745a4be-3183-401b-bf98-acc76e79ab18/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-19 08:02:44,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 08:02:44,892 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 08:02:44,892 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 08:02:44,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 08:02:44,892 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 08:02:44,892 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 08:02:45,446 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2023-11-19 08:02:45,446 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added.