./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/dijkstra2-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/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_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/dijkstra2-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/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_04590581-f643-40cd-9062-c776f1ec0ce6/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 202a252a72cd94c73dab77ab9d751cdc4770590451ae1bfdd21d57d7f072f06a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:35:37,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:35:37,786 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 07:35:37,793 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:35:37,794 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:35:37,821 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:35:37,822 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:35:37,823 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:35:37,824 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:35:37,825 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:35:37,825 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:35:37,826 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 07:35:37,827 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 07:35:37,827 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 07:35:37,828 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 07:35:37,829 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 07:35:37,829 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 07:35:37,830 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:35:37,831 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 07:35:37,832 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:35:37,832 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:35:37,833 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:35:37,834 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:35:37,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 07:35:37,835 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 07:35:37,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 07:35:37,836 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:35:37,837 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:35:37,838 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:35:37,838 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 07:35:37,839 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:35:37,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:35:37,840 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:35:37,840 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:35:37,841 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:35:37,842 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 07:35:37,842 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_04590581-f643-40cd-9062-c776f1ec0ce6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 202a252a72cd94c73dab77ab9d751cdc4770590451ae1bfdd21d57d7f072f06a [2023-11-19 07:35:38,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:35:38,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:35:38,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:35:38,151 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:35:38,152 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:35:38,153 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/termination-nla/dijkstra2-both-t.c [2023-11-19 07:35:41,278 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:35:41,528 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:35:41,529 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/sv-benchmarks/c/termination-nla/dijkstra2-both-t.c [2023-11-19 07:35:41,538 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/data/0f2189c4a/9b945f9ba4484347a66f516451a54537/FLAG6101db84f [2023-11-19 07:35:41,556 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/data/0f2189c4a/9b945f9ba4484347a66f516451a54537 [2023-11-19 07:35:41,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:35:41,569 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:35:41,571 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:35:41,572 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:35:41,578 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:35:41,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:35:41" (1/1) ... [2023-11-19 07:35:41,580 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4702783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:41, skipping insertion in model container [2023-11-19 07:35:41,580 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:35:41" (1/1) ... [2023-11-19 07:35:41,606 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:35:41,799 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:35:41,806 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:35:41,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:35:41,843 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:35:41,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:41 WrapperNode [2023-11-19 07:35:41,844 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:35:41,845 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:35:41,846 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:35:41,846 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:35:41,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:41" (1/1) ... [2023-11-19 07:35:41,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:41" (1/1) ... [2023-11-19 07:35:41,876 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2023-11-19 07:35:41,877 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:35:41,878 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:35:41,878 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:35:41,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:35:41,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:41" (1/1) ... [2023-11-19 07:35:41,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:41" (1/1) ... [2023-11-19 07:35:41,888 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:41" (1/1) ... [2023-11-19 07:35:41,889 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:41" (1/1) ... [2023-11-19 07:35:41,891 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:41" (1/1) ... [2023-11-19 07:35:41,895 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:41" (1/1) ... [2023-11-19 07:35:41,896 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:41" (1/1) ... [2023-11-19 07:35:41,897 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:41" (1/1) ... [2023-11-19 07:35:41,899 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:35:41,900 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:35:41,900 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:35:41,900 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:35:41,901 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:41" (1/1) ... [2023-11-19 07:35:41,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:41,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:41,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:41,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 07:35:41,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:35:41,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:35:42,046 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:35:42,050 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:35:42,204 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:35:42,212 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:35:42,212 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 07:35:42,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:35:42 BoogieIcfgContainer [2023-11-19 07:35:42,215 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:35:42,216 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 07:35:42,217 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 07:35:42,222 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 07:35:42,223 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:35:42,223 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:35:41" (1/3) ... [2023-11-19 07:35:42,225 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3f5d56a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:35:42, skipping insertion in model container [2023-11-19 07:35:42,225 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:35:42,225 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:35:41" (2/3) ... [2023-11-19 07:35:42,227 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3f5d56a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:35:42, skipping insertion in model container [2023-11-19 07:35:42,227 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:35:42,228 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:35:42" (3/3) ... [2023-11-19 07:35:42,229 INFO L332 chiAutomizerObserver]: Analyzing ICFG dijkstra2-both-t.c [2023-11-19 07:35:42,283 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 07:35:42,283 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 07:35:42,284 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 07:35:42,284 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 07:35:42,284 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 07:35:42,284 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 07:35:42,285 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 07:35:42,285 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 07:35:42,289 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 07:35:42,305 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-19 07:35:42,306 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:35:42,306 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:35:42,311 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-19 07:35:42,312 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-19 07:35:42,312 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 07:35:42,312 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 07:35:42,314 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-19 07:35:42,314 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:35:42,314 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:35:42,315 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-19 07:35:42,315 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-19 07:35:42,323 INFO L748 eck$LassoCheckResult]: Stem: 9#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_~n~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~h~0#1, main_~c~0#1, main_~k~0#1;havoc main_~n~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~h~0#1;havoc main_#t~nondet0#1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 8#L25true assume !(main_~n~0#1 >= 1073741824);main_~p~0#1 := 0;main_~q~0#1 := 1;main_~r~0#1 := main_~n~0#1;main_~h~0#1 := 0;main_~c~0#1 := 0;havoc main_#t~nondet1#1;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 10#L33-2true [2023-11-19 07:35:42,324 INFO L750 eck$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 07:35:42,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:42,330 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-11-19 07:35:42,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:35:42,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775948659] [2023-11-19 07:35:42,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:42,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:35:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:35:42,423 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:35:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:35:42,447 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:35:42,450 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:42,450 INFO L85 PathProgramCache]: Analyzing trace with hash 47, now seen corresponding path program 1 times [2023-11-19 07:35:42,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:35:42,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358877181] [2023-11-19 07:35:42,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:42,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:35:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:35:42,458 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:35:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:35:42,462 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:35:42,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:42,464 INFO L85 PathProgramCache]: Analyzing trace with hash 925676, now seen corresponding path program 1 times [2023-11-19 07:35:42,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:35:42,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314634461] [2023-11-19 07:35:42,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:42,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:35:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:35:42,478 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:35:42,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:35:42,492 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:35:42,697 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:35:42,697 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:35:42,697 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:35:42,698 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:35:42,698 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 07:35:42,698 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:42,698 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:35:42,698 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:35:42,698 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra2-both-t.c_Iteration1_Lasso [2023-11-19 07:35:42,698 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:35:42,699 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:35:42,717 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 07:35:42,727 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 07:35:42,730 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 07:35:42,735 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 07:35:42,738 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 07:35:42,742 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 07:35:42,757 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 07:35:42,762 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 07:35:42,765 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 07:35:42,868 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:35:42,868 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 07:35:42,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:42,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:42,873 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:42,880 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:35:42,881 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:35:42,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-19 07:35:42,906 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:35:42,907 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 07:35:42,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:42,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:42,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:42,934 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:42,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-19 07:35:42,946 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:35:42,946 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:35:42,967 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:35:42,968 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 07:35:42,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:42,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:42,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:42,991 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:42,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-19 07:35:42,997 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:35:42,997 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:35:43,029 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:35:43,029 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 07:35:43,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:43,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:43,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:43,047 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:43,064 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:35:43,064 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:35:43,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-19 07:35:43,087 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:35:43,087 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 07:35:43,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:43,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:43,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:43,105 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:43,108 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:35:43,108 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:35:43,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-19 07:35:43,139 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:35:43,139 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 07:35:43,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:43,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:43,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:43,153 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:43,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-19 07:35:43,159 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:35:43,159 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:35:43,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-19 07:35:43,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:43,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:43,227 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:43,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-19 07:35:43,229 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 07:35:43,229 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:35:55,344 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2023-11-19 07:35:55,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:55,363 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:35:55,364 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:35:55,364 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:35:55,364 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:35:55,364 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:35:55,364 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:55,364 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:35:55,364 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:35:55,364 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra2-both-t.c_Iteration1_Lasso [2023-11-19 07:35:55,365 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:35:55,365 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:35:55,367 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 07:35:55,380 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 07:35:55,385 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 07:35:55,392 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 07:35:55,395 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 07:35:55,402 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 07:35:55,406 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 07:35:55,427 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 07:35:55,431 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 07:35:55,540 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:35:55,545 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:35:55,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:55,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:55,549 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:55,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:35:55,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:35:55,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:35:55,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:35:55,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:35:55,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:35:55,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-19 07:35:55,576 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:35:55,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:35:55,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:35:55,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:55,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:55,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:55,604 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:55,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-19 07:35:55,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:35:55,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:35:55,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:35:55,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:35:55,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:35:55,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:35:55,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:35:55,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:35:55,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:35:55,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:55,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:55,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:55,658 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:55,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:35:55,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:35:55,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:35:55,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:35:55,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:35:55,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-19 07:35:55,694 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:35:55,695 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:35:55,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:35:55,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:55,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:55,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:55,738 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:55,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-19 07:35:55,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:35:55,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:35:55,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:35:55,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:35:55,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:35:55,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:35:55,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:35:55,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:35:55,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:35:55,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:55,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:55,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:55,799 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:55,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:35:55,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-19 07:35:55,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:35:55,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:35:55,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:35:55,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:35:55,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:35:55,820 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:35:55,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:35:55,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:35:55,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:55,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:55,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:55,855 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:55,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:35:55,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-19 07:35:55,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:35:55,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:35:55,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:35:55,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:35:55,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:35:55,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:35:55,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:35:55,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:35:55,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:55,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:55,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:55,908 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:55,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-19 07:35:55,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:35:55,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:35:55,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:35:55,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:35:55,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:35:55,934 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:35:55,934 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:35:55,965 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:35:56,001 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2023-11-19 07:35:56,001 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 3 variables to zero. [2023-11-19 07:35:56,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:56,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:56,041 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:56,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-19 07:35:56,043 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:35:56,055 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. [2023-11-19 07:35:56,055 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:35:56,056 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~q~0#1) = -1*ULTIMATE.start_main_~q~0#1 + 1073741824 Supporting invariants [-1*ULTIMATE.start_main_~n~0#1 + 1073741823 >= 0, 3*ULTIMATE.start_main_~q~0#1 - 2 >= 0] [2023-11-19 07:35:56,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:56,087 INFO L156 tatePredicateManager]: 0 out of 2 supporting invariants were superfluous and have been removed [2023-11-19 07:35:56,135 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:56,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:35:56,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:35:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:35:56,172 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:35:56,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:35:56,173 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 07:35:56,206 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 07:35:56,209 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 07:35:56,328 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 07:35:56,330 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 07:35:56,335 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 07:35:56,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 21 transitions. [2023-11-19 07:35:56,337 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 3 letters. Loop has 1 letters. [2023-11-19 07:35:56,338 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:35:56,338 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 4 letters. Loop has 1 letters. [2023-11-19 07:35:56,338 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:35:56,338 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 3 letters. Loop has 2 letters. [2023-11-19 07:35:56,339 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:35:56,339 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 39 transitions. [2023-11-19 07:35:56,342 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-19 07:35:56,346 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 9 states and 12 transitions. [2023-11-19 07:35:56,347 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2023-11-19 07:35:56,347 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2023-11-19 07:35:56,347 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 12 transitions. [2023-11-19 07:35:56,348 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:35:56,348 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 12 transitions. [2023-11-19 07:35:56,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 12 transitions. [2023-11-19 07:35:56,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2023-11-19 07:35:56,372 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 07:35:56,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 11 transitions. [2023-11-19 07:35:56,374 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 11 transitions. [2023-11-19 07:35:56,374 INFO L428 stractBuchiCegarLoop]: Abstraction has 8 states and 11 transitions. [2023-11-19 07:35:56,374 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-19 07:35:56,374 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 11 transitions. [2023-11-19 07:35:56,374 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-19 07:35:56,375 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:35:56,375 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:35:56,375 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-19 07:35:56,375 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-19 07:35:56,375 INFO L748 eck$LassoCheckResult]: Stem: 92#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 93#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; 90#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; 91#L33-2 assume !(main_~q~0#1 <= main_~n~0#1); 89#L40-1 [2023-11-19 07:35:56,376 INFO L750 eck$LassoCheckResult]: Loop: 89#L40-1 assume !!(main_~p~0#1 * main_~p~0#1 + main_~r~0#1 * main_~q~0#1 - main_~n~0#1 * main_~q~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); 87#L54 assume !(main_~r~0#1 >= main_~h~0#1); 88#L54-2 main_#t~post2#1 := main_~c~0#1;main_~c~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 89#L40-1 [2023-11-19 07:35:56,376 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:56,376 INFO L85 PathProgramCache]: Analyzing trace with hash 925674, now seen corresponding path program 1 times [2023-11-19 07:35:56,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:35:56,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028637420] [2023-11-19 07:35:56,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:56,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:35:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:35:56,383 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:35:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:35:56,388 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:35:56,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:56,389 INFO L85 PathProgramCache]: Analyzing trace with hash 56764, now seen corresponding path program 1 times [2023-11-19 07:35:56,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:35:56,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421167900] [2023-11-19 07:35:56,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:56,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:35:56,395 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:35:56,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1095628999] [2023-11-19 07:35:56,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:56,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:35:56,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:56,397 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:35:56,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-19 07:35:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:35:56,442 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:35:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:35:56,449 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:35:56,450 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:35:56,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1806977331, now seen corresponding path program 1 times [2023-11-19 07:35:56,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:35:56,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841352327] [2023-11-19 07:35:56,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:56,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:35:56,457 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:35:56,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [706921645] [2023-11-19 07:35:56,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:35:56,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:35:56,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:56,460 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:35:56,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-11-19 07:35:56,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:35:56,495 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:35:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:35:56,506 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:35:56,857 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:35:56,857 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:35:56,857 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:35:56,857 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:35:56,857 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 07:35:56,858 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:56,858 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:35:56,858 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:35:56,858 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra2-both-t.c_Iteration2_Loop [2023-11-19 07:35:56,858 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:35:56,858 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:35:56,863 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 07:35:56,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:57,111 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 07:35:57,436 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-11-19 07:35:58,888 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:35:58,889 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 07:35:58,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:58,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:58,897 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:58,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-19 07:35:58,906 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:35:58,907 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:35:58,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:58,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:58,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:35:58,975 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:35:58,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-19 07:35:58,981 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 07:35:58,985 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:35:59,092 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 07:35:59,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-19 07:35:59,114 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:35:59,114 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:35:59,114 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:35:59,114 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:35:59,114 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:35:59,114 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:35:59,114 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:35:59,114 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:35:59,114 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra2-both-t.c_Iteration2_Loop [2023-11-19 07:35:59,114 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:35:59,114 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:35:59,119 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 07:35:59,349 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 07:35:59,575 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-11-19 07:36:01,241 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:36:01,241 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:36:01,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:01,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:01,249 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:01,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-19 07:36:01,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:36:01,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:01,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:01,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:01,265 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:01,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:01,297 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-19 07:36:01,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:01,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:01,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:01,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:01,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:01,358 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:01,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-19 07:36:01,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:01,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:01,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:01,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:01,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:01,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:01,391 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:01,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:01,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:01,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:01,424 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-19 07:36:01,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:01,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:01,426 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:01,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:36:01,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-19 07:36:01,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:01,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:01,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:01,442 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:01,442 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:36:01,492 INFO L401 nArgumentSynthesizer]: We have 27 Motzkin's Theorem applications. [2023-11-19 07:36:01,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:01,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:01,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:01,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:01,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:01,571 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:01,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:01,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:01,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:01,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:01,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:01,587 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:36:01,588 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:36:01,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:01,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-19 07:36:01,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:01,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:01,628 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-19 07:36:01,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:01,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:01,630 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:01,633 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 07:36:01,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-19 07:36:01,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:01,646 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:01,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:01,647 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:01,647 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:01,723 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2023-11-19 07:36:01,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:01,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:01,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-11-19 07:36:01,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:01,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:01,792 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:01,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-19 07:36:01,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:36:01,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:01,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:01,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:01,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:01,805 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:01,805 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:36:01,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:01,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:01,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:01,819 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-19 07:36:01,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:01,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:01,821 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:01,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-19 07:36:01,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:01,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:01,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:01,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:01,843 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:01,843 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:36:01,905 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-19 07:36:01,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:01,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:01,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-11-19 07:36:01,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:01,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:01,989 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:01,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-19 07:36:01,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:02,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:02,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:02,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:02,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:02,002 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:36:02,003 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:36:02,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:02,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:02,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-19 07:36:02,024 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-19 07:36:02,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:02,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:02,025 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:02,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-19 07:36:02,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:02,040 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:02,041 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:36:02,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:02,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:02,041 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:02,041 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:36:02,098 INFO L401 nArgumentSynthesizer]: We have 27 Motzkin's Theorem applications. [2023-11-19 07:36:02,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:02,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:02,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-19 07:36:02,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:02,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:02,235 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:02,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:02,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:02,258 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:36:02,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:02,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:02,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:02,259 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:36:02,260 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:36:02,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:02,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-19 07:36:02,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:02,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:02,299 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-19 07:36:02,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:02,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:02,301 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:02,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:02,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-19 07:36:02,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:02,324 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:36:02,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:02,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:02,324 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:02,324 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:02,387 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2023-11-19 07:36:02,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:02,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:02,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:02,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:02,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:02,640 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:02,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:02,658 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:02,658 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:36:02,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:02,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-19 07:36:02,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:02,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:02,659 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:02,660 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:36:02,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:02,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:02,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:02,694 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-19 07:36:02,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:02,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:02,695 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:02,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:02,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-19 07:36:02,713 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:02,713 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:36:02,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:02,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:02,714 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:02,714 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:36:02,801 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-11-19 07:36:02,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:03,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:03,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-11-19 07:36:03,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:03,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:03,370 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:03,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-19 07:36:03,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:03,388 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:03,389 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:36:03,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:03,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:03,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:03,389 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:36:03,391 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:36:03,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:03,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:03,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-19 07:36:03,438 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-19 07:36:03,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:03,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:03,439 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:03,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-19 07:36:03,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:36:03,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:03,452 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:36:03,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:03,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:03,452 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:03,452 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:03,507 INFO L401 nArgumentSynthesizer]: We have 36 Motzkin's Theorem applications. [2023-11-19 07:36:03,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:03,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:03,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:03,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:03,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:03,633 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:03,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:03,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-19 07:36:03,649 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:03,649 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:36:03,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:03,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:03,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:03,650 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:03,650 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:36:03,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:03,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:03,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:03,688 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-19 07:36:03,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:03,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:03,689 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:03,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:03,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:03,708 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:36:03,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:03,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:03,708 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:03,709 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:36:03,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-19 07:36:03,790 INFO L401 nArgumentSynthesizer]: We have 54 Motzkin's Theorem applications. [2023-11-19 07:36:03,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:03,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:04,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:04,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:04,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:04,012 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:04,019 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 07:36:04,031 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:04,031 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:36:04,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:04,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:04,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:04,032 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:36:04,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-19 07:36:04,033 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:36:04,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:04,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:04,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:04,151 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:36:04,151 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:36:04,152 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:36:04,152 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:36:04,152 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 07:36:04,152 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:04,152 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:36:04,152 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:36:04,152 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra2-both-t.c_Iteration2_Lasso [2023-11-19 07:36:04,152 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:36:04,153 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:36:04,159 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 07:36:04,405 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 07:36:04,407 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 07:36:04,410 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 07:36:04,422 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:05,091 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-11-19 07:36:06,674 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:36:06,674 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 07:36:06,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:06,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:06,683 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:06,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-19 07:36:06,684 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:36:06,684 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:36:06,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:06,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:06,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:06,745 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:06,751 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 07:36:06,751 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:36:06,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-19 07:36:06,842 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 07:36:06,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-19 07:36:06,862 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:36:06,862 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:36:06,862 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:36:06,862 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:36:06,862 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:36:06,862 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:06,862 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:36:06,862 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:36:06,863 INFO L133 ssoRankerPreferences]: Filename of dumped script: dijkstra2-both-t.c_Iteration2_Lasso [2023-11-19 07:36:06,863 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:36:06,863 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:36:06,865 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 07:36:07,067 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 07:36:07,069 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 07:36:07,073 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 07:36:07,075 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 07:36:07,369 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-11-19 07:36:08,717 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:36:08,717 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:36:08,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:08,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:08,719 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:08,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-19 07:36:08,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:08,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:08,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:08,732 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:08,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:09,019 INFO L401 nArgumentSynthesizer]: We have 198 Motzkin's Theorem applications. [2023-11-19 07:36:09,020 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-11-19 07:36:09,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:09,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:09,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:09,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:09,902 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:09,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-19 07:36:09,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:09,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:09,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:09,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:09,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:09,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:09,918 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:09,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:09,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:09,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:09,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:09,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:09,933 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:09,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-19 07:36:09,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:09,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:09,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:09,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:09,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:09,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:09,946 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:09,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:09,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:09,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-19 07:36:09,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:09,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:09,960 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:09,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-19 07:36:09,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:36:09,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:09,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:09,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:09,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:09,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:09,973 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:09,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:09,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:09,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-11-19 07:36:09,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:09,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:09,991 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:09,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-19 07:36:09,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:10,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:10,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:10,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:10,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:10,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:10,003 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:10,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:10,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:10,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:10,019 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-19 07:36:10,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:10,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:10,020 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:10,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:10,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-19 07:36:10,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:10,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:10,034 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:10,034 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:36:10,429 INFO L401 nArgumentSynthesizer]: We have 297 Motzkin's Theorem applications. [2023-11-19 07:36:10,429 INFO L402 nArgumentSynthesizer]: A total of 27 supporting invariants were added. [2023-11-19 07:36:11,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:11,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:11,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:11,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:11,928 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:11,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-19 07:36:11,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:11,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:11,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:11,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:11,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:11,943 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:36:11,944 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:36:11,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:11,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:11,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:11,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:11,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:11,960 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:11,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-19 07:36:11,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:11,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:11,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:11,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:11,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:11,972 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:36:11,972 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:36:11,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:11,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:11,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-19 07:36:11,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:11,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:11,988 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:11,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-19 07:36:11,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:11,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:11,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:11,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:11,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:11,999 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:36:12,000 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:36:12,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:12,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:12,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:12,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:12,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:12,014 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:12,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-19 07:36:12,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:36:12,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:12,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:12,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:12,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:12,026 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:36:12,026 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:36:12,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:12,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:12,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-11-19 07:36:12,040 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-19 07:36:12,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:12,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:12,041 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:12,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-19 07:36:12,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:12,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:12,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:12,054 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:12,054 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:12,635 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2023-11-19 07:36:12,635 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added. [2023-11-19 07:36:14,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:14,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-19 07:36:14,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:14,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:14,495 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:14,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-19 07:36:14,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:14,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:14,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:14,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:14,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:14,507 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:14,508 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:36:14,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:14,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:14,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-11-19 07:36:14,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:14,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:14,524 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:14,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-19 07:36:14,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:14,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:14,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:14,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:14,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:14,562 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:14,562 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:36:14,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:14,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:14,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-19 07:36:14,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:14,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:14,576 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:14,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-19 07:36:14,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:14,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:14,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:14,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:14,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:14,589 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:14,590 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:36:14,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:14,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:14,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-19 07:36:14,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:14,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:14,605 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:14,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-19 07:36:14,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:14,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:14,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:14,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:14,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:14,617 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:14,618 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:36:14,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:14,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:14,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-19 07:36:14,631 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-19 07:36:14,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:14,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:14,633 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:14,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-19 07:36:14,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:14,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:14,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:14,646 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:14,646 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:36:15,281 INFO L401 nArgumentSynthesizer]: We have 495 Motzkin's Theorem applications. [2023-11-19 07:36:15,281 INFO L402 nArgumentSynthesizer]: A total of 45 supporting invariants were added. [2023-11-19 07:36:18,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:18,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:18,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:18,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:18,111 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:18,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-19 07:36:18,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:18,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:18,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:18,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:18,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:18,122 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:36:18,123 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:36:18,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:18,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:18,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-11-19 07:36:18,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:18,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:18,141 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:18,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-19 07:36:18,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:18,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:18,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:18,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:18,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:18,154 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:36:18,157 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:36:18,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:18,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:18,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2023-11-19 07:36:18,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:18,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:18,196 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:18,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-19 07:36:18,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:36:18,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:18,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:18,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:18,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:18,208 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:36:18,208 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:36:18,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:18,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:18,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-19 07:36:18,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:18,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:18,223 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:18,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-19 07:36:18,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:18,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:18,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:18,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:18,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:18,236 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:36:18,237 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:36:18,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:18,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:18,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2023-11-19 07:36:18,251 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-19 07:36:18,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:18,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:18,252 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:18,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-19 07:36:18,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:18,264 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:18,264 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:36:18,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:18,264 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:18,264 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:36:18,655 INFO L401 nArgumentSynthesizer]: We have 297 Motzkin's Theorem applications. [2023-11-19 07:36:18,655 INFO L402 nArgumentSynthesizer]: A total of 27 supporting invariants were added. [2023-11-19 07:36:21,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:21,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:21,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:21,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:21,122 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:21,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-19 07:36:21,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:21,134 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:21,134 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:36:21,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:21,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:21,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:21,134 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:36:21,135 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:36:21,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:21,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:21,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:21,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:21,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:21,150 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:21,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-19 07:36:21,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:21,162 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:21,162 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:36:21,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:21,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:21,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:21,163 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:36:21,163 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:36:21,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:21,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:21,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2023-11-19 07:36:21,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:21,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:21,180 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:21,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-19 07:36:21,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:21,192 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:21,192 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:36:21,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:21,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:21,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:21,193 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:36:21,193 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:36:21,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:21,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:21,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2023-11-19 07:36:21,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:21,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:21,209 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:21,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-19 07:36:21,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:21,221 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:21,221 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:36:21,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:21,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:21,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:21,221 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:36:21,222 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:36:21,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:21,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:21,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:21,239 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-19 07:36:21,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:21,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:21,240 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:21,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-19 07:36:21,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:21,255 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:21,255 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:36:21,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:21,256 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:21,256 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:21,772 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2023-11-19 07:36:21,772 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added. [2023-11-19 07:36:29,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:29,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:29,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:29,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:29,234 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:29,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-19 07:36:29,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:36:29,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:29,246 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:36:29,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:29,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:29,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:29,246 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:29,247 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:36:29,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:29,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:29,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:29,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:29,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:29,263 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:29,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-19 07:36:29,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:36:29,275 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:29,275 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:36:29,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:29,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:29,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:29,275 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:29,276 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:36:29,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:29,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:29,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2023-11-19 07:36:29,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:29,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:29,292 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:29,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-19 07:36:29,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:36:29,303 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:29,303 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:36:29,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:29,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:29,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:29,303 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:29,304 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:36:29,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:29,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:29,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2023-11-19 07:36:29,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:29,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:29,319 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:29,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-19 07:36:29,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:36:29,331 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:29,331 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:36:29,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:29,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:29,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:29,331 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:29,332 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:36:29,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:29,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:29,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:29,347 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-19 07:36:29,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:29,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:29,348 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:29,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-19 07:36:29,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:29,361 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:29,361 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:36:29,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:29,361 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:29,361 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:36:30,034 INFO L401 nArgumentSynthesizer]: We have 495 Motzkin's Theorem applications. [2023-11-19 07:36:30,034 INFO L402 nArgumentSynthesizer]: A total of 45 supporting invariants were added. [2023-11-19 07:36:42,915 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2023-11-19 07:36:42,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:42,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:42,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:42,946 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:42,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:42,962 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:42,962 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:36:42,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:42,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:42,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:42,962 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:36:42,964 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:36:42,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:42,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-19 07:36:42,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:42,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2023-11-19 07:36:42,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:42,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:42,981 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:42,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-19 07:36:42,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:36:42,993 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:42,993 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:36:42,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:42,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:42,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:42,994 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:36:42,994 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:36:42,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:42,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:43,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2023-11-19 07:36:43,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:43,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:43,012 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:43,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-19 07:36:43,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:36:43,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:43,024 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:36:43,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:43,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:43,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:43,024 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:36:43,025 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:36:43,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:43,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:43,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:43,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:43,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:43,042 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:43,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-19 07:36:43,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:36:43,054 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:43,054 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:36:43,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:43,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:43,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:43,055 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:36:43,056 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:36:43,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:43,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:43,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:43,074 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-19 07:36:43,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:43,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:43,075 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:43,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04590581-f643-40cd-9062-c776f1ec0ce6/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-19 07:36:43,077 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 07:36:43,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:36:43,087 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:36:43,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:43,088 INFO L204 nArgumentSynthesizer]: 9 loop disjuncts [2023-11-19 07:36:43,088 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:36:43,625 INFO L401 nArgumentSynthesizer]: We have 396 Motzkin's Theorem applications. [2023-11-19 07:36:43,625 INFO L402 nArgumentSynthesizer]: A total of 36 supporting invariants were added.