./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/hard2-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_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/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_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/hard2-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/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_e68113a2-cc08-4265-a7b9-050d9c557896/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 3276d5fa204d0a036dab83586e629a8c778d65e622fdde3b65ddd72f7706cb45 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:39:43,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:39:43,621 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 07:39:43,634 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:39:43,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:39:43,676 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:39:43,678 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:39:43,679 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:39:43,680 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:39:43,685 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:39:43,686 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:39:43,686 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 07:39:43,687 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 07:39:43,689 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 07:39:43,689 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 07:39:43,690 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 07:39:43,690 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 07:39:43,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:39:43,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 07:39:43,692 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:39:43,692 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:39:43,693 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:39:43,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:39:43,694 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 07:39:43,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 07:39:43,695 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 07:39:43,695 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:39:43,696 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:39:43,696 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:39:43,697 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 07:39:43,698 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:39:43,699 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:39:43,699 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:39:43,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:39:43,700 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:39:43,700 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 07:39:43,701 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_e68113a2-cc08-4265-a7b9-050d9c557896/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3276d5fa204d0a036dab83586e629a8c778d65e622fdde3b65ddd72f7706cb45 [2023-11-19 07:39:44,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:39:44,043 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:39:44,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:39:44,047 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:39:44,048 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:39:44,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/termination-nla/hard2-both-t.c [2023-11-19 07:39:47,254 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:39:47,466 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:39:47,466 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/sv-benchmarks/c/termination-nla/hard2-both-t.c [2023-11-19 07:39:47,472 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/data/ec810a464/5e42d07eb68c493e96af15d2504f1b9a/FLAGbef2588bb [2023-11-19 07:39:47,487 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/data/ec810a464/5e42d07eb68c493e96af15d2504f1b9a [2023-11-19 07:39:47,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:39:47,491 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:39:47,493 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:39:47,493 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:39:47,501 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:39:47,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:39:47" (1/1) ... [2023-11-19 07:39:47,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8dd62ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:47, skipping insertion in model container [2023-11-19 07:39:47,504 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:39:47" (1/1) ... [2023-11-19 07:39:47,531 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:39:47,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:39:47,686 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:39:47,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:39:47,716 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:39:47,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:47 WrapperNode [2023-11-19 07:39:47,716 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:39:47,718 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:39:47,718 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:39:47,718 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:39:47,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:47" (1/1) ... [2023-11-19 07:39:47,732 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:47" (1/1) ... [2023-11-19 07:39:47,751 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 40 [2023-11-19 07:39:47,752 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:39:47,753 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:39:47,753 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:39:47,753 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:39:47,763 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:47" (1/1) ... [2023-11-19 07:39:47,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:47" (1/1) ... [2023-11-19 07:39:47,764 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:47" (1/1) ... [2023-11-19 07:39:47,765 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:47" (1/1) ... [2023-11-19 07:39:47,767 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:47" (1/1) ... [2023-11-19 07:39:47,772 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:47" (1/1) ... [2023-11-19 07:39:47,773 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:47" (1/1) ... [2023-11-19 07:39:47,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:47" (1/1) ... [2023-11-19 07:39:47,776 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:39:47,777 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:39:47,777 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:39:47,777 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:39:47,778 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:47" (1/1) ... [2023-11-19 07:39:47,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:47,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:47,811 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:47,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 07:39:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:39:47,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:39:47,930 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:39:47,933 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:39:48,133 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:39:48,141 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:39:48,142 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 07:39:48,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:48 BoogieIcfgContainer [2023-11-19 07:39:48,145 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:39:48,146 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 07:39:48,146 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 07:39:48,151 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 07:39:48,151 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:39:48,152 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:39:47" (1/3) ... [2023-11-19 07:39:48,153 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4621d7b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:39:48, skipping insertion in model container [2023-11-19 07:39:48,153 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:39:48,153 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:47" (2/3) ... [2023-11-19 07:39:48,154 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4621d7b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:39:48, skipping insertion in model container [2023-11-19 07:39:48,154 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:39:48,154 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:48" (3/3) ... [2023-11-19 07:39:48,155 INFO L332 chiAutomizerObserver]: Analyzing ICFG hard2-both-t.c [2023-11-19 07:39:48,218 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 07:39:48,218 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 07:39:48,219 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 07:39:48,220 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 07:39:48,220 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 07:39:48,221 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 07:39:48,221 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 07:39:48,221 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 07:39:48,226 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:39:48,249 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2023-11-19 07:39:48,249 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:39:48,250 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:39:48,255 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-19 07:39:48,255 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:39:48,257 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 07:39:48,257 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:39:48,260 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2023-11-19 07:39:48,260 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:39:48,261 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:39:48,261 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-19 07:39:48,262 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:39:48,270 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_#t~nondet0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 8#L26true assume !(main_~A~0#1 >= 1073741824);main_~B~0#1 := 1;main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0; 7#L35-2true [2023-11-19 07:39:48,271 INFO L750 eck$LassoCheckResult]: Loop: 7#L35-2true assume !false; 13#L39true assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 7#L35-2true [2023-11-19 07:39:48,281 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:48,282 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-11-19 07:39:48,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:48,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769252080] [2023-11-19 07:39:48,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:48,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:39:48,403 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:39:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:39:48,441 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:39:48,444 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:48,444 INFO L85 PathProgramCache]: Analyzing trace with hash 1478, now seen corresponding path program 1 times [2023-11-19 07:39:48,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:48,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186238018] [2023-11-19 07:39:48,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:48,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:48,458 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:39:48,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1289572891] [2023-11-19 07:39:48,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:48,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:39:48,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:48,462 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:39:48,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:39:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:39:48,559 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:39:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:39:48,567 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:39:48,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:48,577 INFO L85 PathProgramCache]: Analyzing trace with hash 28695977, now seen corresponding path program 1 times [2023-11-19 07:39:48,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:48,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665145861] [2023-11-19 07:39:48,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:48,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:48,585 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:39:48,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1236944431] [2023-11-19 07:39:48,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:48,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:39:48,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:48,644 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:39:48,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:39:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:39:48,708 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:39:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:39:48,726 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:39:48,920 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:39:48,920 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:39:48,921 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:39:48,921 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:39:48,921 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 07:39:48,921 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:48,922 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:39:48,922 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:39:48,922 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2023-11-19 07:39:48,922 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:39:48,922 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:39:48,943 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 07:39:48,955 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 07:39:48,959 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 07:39:48,962 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 07:39:49,078 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:39:49,079 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 07:39:49,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:49,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:49,086 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:49,096 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:39:49,096 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:39:49,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-19 07:39:49,116 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:39:49,116 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~q~0#1=0} Honda state: {ULTIMATE.start_main_~q~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-19 07:39:49,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:49,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:49,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:49,143 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:49,147 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:39:49,147 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:39:49,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-19 07:39:49,179 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:39:49,179 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 07:39:49,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:49,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:49,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:49,200 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:49,203 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:39:49,203 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:39:49,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-19 07:39:49,216 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:39:49,216 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 07:39:49,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:49,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:49,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:49,231 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:49,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-19 07:39:49,239 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:39:49,239 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:39:49,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:49,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:49,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:49,285 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:49,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-19 07:39:49,292 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 07:39:49,292 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:39:49,342 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 07:39:49,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-19 07:39:49,361 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:39:49,361 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:39:49,361 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:39:49,361 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:39:49,361 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:39:49,362 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:49,362 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:39:49,362 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:39:49,362 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2023-11-19 07:39:49,362 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:39:49,362 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:39:49,365 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 07:39:49,369 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 07:39:49,373 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 07:39:49,377 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 07:39:49,541 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:39:49,546 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:39:49,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:49,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:49,550 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:49,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-19 07:39:49,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:39:49,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:49,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:49,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:49,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:39:49,572 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:39:49,573 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:39:49,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:49,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:49,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:49,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:49,614 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:49,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-19 07:39:49,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:39:49,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:49,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:39:49,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:49,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:49,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:39:49,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:39:49,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:39:49,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:49,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:49,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:49,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:49,647 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:49,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-19 07:39:49,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:39:49,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:49,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:39:49,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:49,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:49,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:39:49,660 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:39:49,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:39:49,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:49,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:49,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:49,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:49,696 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:49,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-19 07:39:49,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:39:49,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:49,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:49,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:49,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:39:49,741 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:39:49,746 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:39:49,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:49,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:49,793 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-19 07:39:49,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:49,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:49,795 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:49,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:39:49,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:49,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:49,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:49,821 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:39:49,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-19 07:39:49,828 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-19 07:39:49,829 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-19 07:39:49,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:49,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:49,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:49,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:49,878 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:49,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-19 07:39:49,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:39:49,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:49,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:39:49,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:49,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:49,892 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:39:49,893 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:39:49,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:39:49,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:49,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:49,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:49,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:49,937 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:49,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-19 07:39:49,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:39:49,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:49,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:39:49,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:49,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:49,952 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:39:49,953 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:39:49,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:39:49,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:50,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:50,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:50,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:50,009 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:50,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-19 07:39:50,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:39:50,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:50,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:50,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:50,028 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:39:50,044 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-19 07:39:50,044 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-19 07:39:50,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:50,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:50,099 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-19 07:39:50,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:50,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:50,100 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:50,112 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 07:39:50,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:50,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:50,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:50,126 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:39:50,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-19 07:39:50,131 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:39:50,131 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:39:50,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:50,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:50,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:50,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:50,187 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:50,197 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 07:39:50,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-19 07:39:50,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:50,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:39:50,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:50,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:50,211 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:39:50,216 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:39:50,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:39:50,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:50,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:50,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:50,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:50,249 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:50,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:39:50,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-19 07:39:50,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:50,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:39:50,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:50,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:50,273 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:39:50,275 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:39:50,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:39:50,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:50,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:50,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:50,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:50,314 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:50,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-19 07:39:50,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:39:50,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:50,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:50,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:50,329 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:39:50,343 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:39:50,344 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:39:50,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:50,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:50,411 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-19 07:39:50,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:50,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:50,413 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:50,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:39:50,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-19 07:39:50,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:50,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:50,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:50,438 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:39:50,443 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-19 07:39:50,443 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-19 07:39:50,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:50,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:50,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:50,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:50,492 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:50,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-19 07:39:50,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:39:50,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:50,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:39:50,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:50,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:50,516 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:39:50,517 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:39:50,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:39:50,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:50,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:50,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:50,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:50,552 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:50,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:39:50,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:50,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:39:50,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:50,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:50,568 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:39:50,569 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:39:50,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:39:50,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-19 07:39:50,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:50,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:50,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:50,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:50,620 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:50,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:39:50,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:39:50,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:50,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:50,637 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:39:50,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-19 07:39:50,658 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-19 07:39:50,658 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-19 07:39:50,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:50,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:50,757 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-19 07:39:50,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:50,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:50,759 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:50,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:39:50,775 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:39:50,775 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:39:50,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:50,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:50,776 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:39:50,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-19 07:39:50,780 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-19 07:39:50,781 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-19 07:39:50,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:50,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:50,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:50,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:50,830 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:50,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:39:50,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-19 07:39:50,845 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:39:50,845 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:39:50,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:39:50,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:50,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:50,845 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:39:50,846 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:39:50,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:39:50,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:50,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-11-19 07:39:50,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:50,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:50,868 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:50,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:39:50,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-19 07:39:50,881 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:39:50,882 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:39:50,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:39:50,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:50,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:50,882 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:39:50,883 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:39:50,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:39:50,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:50,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:50,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:50,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:50,920 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:50,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:39:50,943 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:39:50,943 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:39:50,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:50,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:50,943 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:39:50,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-19 07:39:50,956 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-19 07:39:50,957 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-19 07:39:51,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:51,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-19 07:39:51,496 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-19 07:39:51,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:51,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:51,498 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:51,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-19 07:39:51,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:39:51,510 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:39:51,510 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:39:51,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:51,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:51,511 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:39:51,515 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:39:51,515 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:39:51,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:51,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:51,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:51,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:51,559 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:51,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:39:51,576 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:39:51,576 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:39:51,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:39:51,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:51,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:51,576 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:39:51,578 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:39:51,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:39:51,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-19 07:39:51,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:51,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:51,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:51,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:51,615 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:51,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:39:51,632 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:39:51,632 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:39:51,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:39:51,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:51,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:51,632 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:39:51,634 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:39:51,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:39:51,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-19 07:39:51,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:39:51,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-19 07:39:51,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:39:51,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:51,682 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:51,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:39:51,701 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:39:51,701 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:39:51,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:39:51,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:39:51,701 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:39:51,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-19 07:39:51,718 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:39:51,718 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:40:03,769 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2023-11-19 07:40:03,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-19 07:40:03,773 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-19 07:40:03,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:03,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:03,774 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:03,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-19 07:40:03,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:03,789 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:03,789 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:03,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:03,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:03,790 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:40:03,798 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-19 07:40:03,798 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-19 07:40:03,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:03,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:03,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:03,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:03,859 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:03,867 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 07:40:03,882 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:03,882 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:03,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:03,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:03,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:03,882 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:40:03,884 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:40:03,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:03,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-19 07:40:03,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:03,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-19 07:40:03,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:03,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:03,929 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:03,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-19 07:40:03,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:03,942 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:03,942 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:03,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:03,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:03,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:03,942 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:40:03,944 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:40:03,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:03,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:03,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:03,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:03,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:03,982 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:03,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:04,001 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:04,001 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:04,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:04,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:04,002 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:40:04,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-19 07:40:04,027 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-19 07:40:04,027 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-19 07:40:16,102 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2023-11-19 07:40:16,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-11-19 07:40:16,106 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-19 07:40:16,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:16,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:16,107 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:16,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-19 07:40:16,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:16,119 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:16,119 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:40:16,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:16,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:16,120 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:16,123 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:40:16,123 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:40:16,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:16,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:16,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:16,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:16,169 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:16,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:40:16,188 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:16,188 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:40:16,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:16,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:16,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:16,188 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:16,189 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:40:16,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:16,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-19 07:40:16,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:16,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:16,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:16,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:16,230 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:16,235 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 07:40:16,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:16,249 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:40:16,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:16,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:16,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:16,250 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:16,251 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:40:16,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:16,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-19 07:40:16,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:16,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:16,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:16,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:16,290 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:16,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:16,312 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:16,312 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:40:16,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:16,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:16,312 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:16,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-19 07:40:16,325 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:40:16,325 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:40:16,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:16,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:16,436 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-19 07:40:16,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:16,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:16,438 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:16,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:16,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-19 07:40:16,458 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:16,458 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:16,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:16,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:16,458 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:40:16,467 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-19 07:40:16,467 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-19 07:40:16,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:16,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:16,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:16,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:16,511 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:16,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:16,526 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:16,526 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:16,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:16,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:16,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:16,526 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:40:16,528 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:40:16,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:16,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-19 07:40:16,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:16,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:16,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:16,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:16,562 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:16,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:16,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-19 07:40:16,576 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:16,576 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:16,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:16,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:16,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:16,576 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:40:16,578 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:40:16,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:16,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:16,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-19 07:40:16,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:16,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:16,595 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:16,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-19 07:40:16,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:16,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:16,608 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:16,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:16,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:16,608 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:40:16,625 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-19 07:40:16,625 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-19 07:40:17,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:17,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:17,979 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-19 07:40:17,979 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_#t~nondet0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 8#L26true assume !(main_~A~0#1 >= 1073741824);main_~B~0#1 := 1;main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0; 7#L35-2true assume !false; 13#L39true assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 7#L35-2true [2023-11-19 07:40:17,979 INFO L750 eck$LassoCheckResult]: Loop: 7#L35-2true assume !false; 13#L39true assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 7#L35-2true [2023-11-19 07:40:17,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:40:17,980 INFO L85 PathProgramCache]: Analyzing trace with hash 28695977, now seen corresponding path program 2 times [2023-11-19 07:40:17,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:40:17,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344394081] [2023-11-19 07:40:17,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:40:17,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:40:17,987 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:40:17,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1092170364] [2023-11-19 07:40:17,988 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-19 07:40:17,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:40:17,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:17,989 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:40:17,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2023-11-19 07:40:18,019 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-19 07:40:18,019 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-19 07:40:18,019 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:40:18,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:40:18,028 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:40:18,028 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:40:18,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1478, now seen corresponding path program 2 times [2023-11-19 07:40:18,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:40:18,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846937579] [2023-11-19 07:40:18,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:40:18,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:40:18,032 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:40:18,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [761543452] [2023-11-19 07:40:18,033 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-19 07:40:18,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:40:18,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:18,039 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:40:18,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2023-11-19 07:40:18,078 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-19 07:40:18,078 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-19 07:40:18,078 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:40:18,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:40:18,090 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:40:18,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:40:18,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1807030638, now seen corresponding path program 3 times [2023-11-19 07:40:18,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:40:18,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047382765] [2023-11-19 07:40:18,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:40:18,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:40:18,098 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:40:18,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1856792162] [2023-11-19 07:40:18,108 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-19 07:40:18,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:40:18,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:18,110 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:40:18,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2023-11-19 07:40:18,156 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-19 07:40:18,156 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-19 07:40:18,157 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:40:18,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:40:18,170 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:40:18,280 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:40:18,280 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:40:18,280 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:40:18,280 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:40:18,281 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 07:40:18,281 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:18,281 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:40:18,281 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:40:18,281 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2023-11-19 07:40:18,281 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:40:18,281 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:40:18,283 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 07:40:18,286 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 07:40:18,288 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 07:40:18,291 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 07:40:18,383 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:40:18,384 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 07:40:18,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:18,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:18,390 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:18,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-19 07:40:18,399 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:40:18,399 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:40:18,419 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:40:18,419 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 07:40:18,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-19 07:40:18,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:18,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:18,433 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:18,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-19 07:40:18,436 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:40:18,436 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:40:18,447 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:40:18,448 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 07:40:18,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-19 07:40:18,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:18,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:18,464 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:18,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-19 07:40:18,466 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:40:18,466 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:40:18,478 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:40:18,478 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~q~0#1=0} Honda state: {ULTIMATE.start_main_~q~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-19 07:40:18,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:18,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:18,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:18,497 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:18,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-19 07:40:18,502 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:40:18,502 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:40:18,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:18,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:18,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:18,532 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:18,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-19 07:40:18,534 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 07:40:18,534 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:40:18,572 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 07:40:18,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:18,591 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:40:18,591 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:40:18,591 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:40:18,591 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:40:18,591 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:40:18,591 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:18,591 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:40:18,591 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:40:18,591 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2023-11-19 07:40:18,591 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:40:18,592 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:40:18,626 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 07:40:18,631 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 07:40:18,639 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 07:40:18,665 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 07:40:18,768 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:40:18,768 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:40:18,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:18,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:18,772 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:18,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:18,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-19 07:40:18,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:18,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:18,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:18,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:40:18,787 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:40:18,787 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:40:18,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:18,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-19 07:40:18,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:18,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:18,805 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:18,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-19 07:40:18,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:18,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:18,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:18,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:18,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:18,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:40:18,818 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:40:18,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:18,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:18,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-19 07:40:18,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:18,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:18,832 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:18,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-19 07:40:18,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:18,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:18,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:18,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:18,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:40:18,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:40:18,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:40:18,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:18,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:18,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:18,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:18,904 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:18,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:18,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:18,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:18,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:18,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:18,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:40:18,928 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:40:18,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:18,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-19 07:40:18,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:18,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:18,973 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-19 07:40:18,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:18,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:18,975 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:18,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-19 07:40:18,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:18,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:18,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:18,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:18,989 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:40:18,992 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-19 07:40:18,992 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-19 07:40:19,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:19,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:19,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:19,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:19,031 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:19,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:19,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:19,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:19,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:19,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:19,049 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:40:19,049 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:40:19,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:19,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-19 07:40:19,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:19,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:19,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:19,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:19,094 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:19,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-19 07:40:19,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:40:19,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:19,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:19,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:19,121 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:40:19,129 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-19 07:40:19,129 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-19 07:40:19,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:19,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:19,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:19,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:19,182 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:19,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:19,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:19,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:19,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:19,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:19,200 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:40:19,201 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:40:19,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:19,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-19 07:40:19,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:19,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:19,229 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-19 07:40:19,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:19,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:19,230 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:19,235 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 07:40:19,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:19,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:19,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:19,248 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:19,251 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:40:19,251 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:40:19,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-19 07:40:19,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:19,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:19,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:19,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:19,301 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:19,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:19,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:19,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:19,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:19,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:19,320 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:19,321 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:40:19,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:19,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-19 07:40:19,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:19,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:19,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:19,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:19,356 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:19,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:19,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-19 07:40:19,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:19,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:19,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:19,372 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:19,382 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:40:19,382 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:40:19,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:19,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:19,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:19,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:19,444 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:19,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-19 07:40:19,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:40:19,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:19,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:19,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:19,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:19,456 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:19,457 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:40:19,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:19,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:19,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:19,472 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-19 07:40:19,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:19,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:19,473 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:19,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-19 07:40:19,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:19,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:19,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:19,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:19,486 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:40:19,489 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-19 07:40:19,489 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-19 07:40:19,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:19,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2023-11-19 07:40:19,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:19,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:19,520 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:19,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-19 07:40:19,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:19,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:19,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:19,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:19,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:19,534 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:40:19,534 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:40:19,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:19,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:19,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-11-19 07:40:19,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:19,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:19,554 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:19,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-19 07:40:19,557 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 07:40:19,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:19,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:19,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:19,569 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:40:19,586 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-19 07:40:19,586 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-19 07:40:19,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:19,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:19,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:19,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:19,671 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:19,675 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 07:40:19,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:40:19,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:19,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:19,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:19,688 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:40:19,689 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:40:19,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:19,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-19 07:40:19,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:19,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:19,722 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-19 07:40:19,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:19,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:19,723 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:19,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:19,739 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:19,740 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:40:19,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:19,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:19,740 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:40:19,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-19 07:40:19,742 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-19 07:40:19,743 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-19 07:40:19,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:19,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:19,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:19,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:19,785 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:19,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:19,803 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:19,803 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:40:19,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:19,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:19,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:19,804 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:40:19,805 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:40:19,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:19,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-19 07:40:19,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:19,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:19,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:19,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:19,834 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:19,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:19,849 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:19,849 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:40:19,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:19,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:19,850 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:40:19,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-19 07:40:19,858 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-19 07:40:19,858 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-19 07:40:20,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:20,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:20,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:20,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:20,448 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:20,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:40:20,465 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:20,465 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:40:20,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:20,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:20,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:20,465 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:40:20,466 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:40:20,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:20,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-19 07:40:20,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:20,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:20,509 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-19 07:40:20,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:20,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:20,511 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:20,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:20,528 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:20,528 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:40:20,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:20,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:20,528 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:20,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-19 07:40:20,535 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:40:20,535 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:40:20,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:20,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:20,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:20,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:20,579 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:20,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:40:20,594 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:20,594 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:40:20,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:20,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:20,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:20,594 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:20,595 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:40:20,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:20,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-19 07:40:20,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:20,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:20,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:20,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:20,624 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:20,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-19 07:40:20,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:40:20,636 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:20,636 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:40:20,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:20,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:20,636 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:20,649 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:40:20,649 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:40:32,709 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2023-11-19 07:40:32,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:32,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:32,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:32,713 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:32,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-19 07:40:32,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:32,726 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:32,726 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:40:32,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:32,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:32,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:32,727 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:32,728 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:40:32,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:32,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:32,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:32,759 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-19 07:40:32,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:32,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:32,760 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:32,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-19 07:40:32,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:32,775 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:32,775 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:32,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:32,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:32,776 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:40:32,779 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-19 07:40:32,779 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-19 07:40:32,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:32,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:32,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:32,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:32,802 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:32,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-19 07:40:32,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:32,813 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:32,813 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:32,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:32,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:32,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:32,814 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:40:32,815 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:40:32,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:32,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:32,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2023-11-19 07:40:32,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:32,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:32,833 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:32,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-19 07:40:32,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:32,847 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:32,847 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:32,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:32,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:32,848 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:40:32,875 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-19 07:40:32,876 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-19 07:40:44,950 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2023-11-19 07:40:44,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:44,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:44,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:44,956 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:44,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-19 07:40:44,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:44,970 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:44,970 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:44,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:44,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:44,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:44,970 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:40:44,972 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:40:44,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:44,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:44,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2023-11-19 07:40:44,997 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-19 07:40:44,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:44,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:44,999 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:44,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-19 07:40:45,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:45,010 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:45,010 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:40:45,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:45,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:45,011 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:45,013 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:40:45,013 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:40:45,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:45,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:45,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:45,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:45,061 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:45,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:45,079 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:45,079 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:40:45,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:45,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:45,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:45,080 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:45,080 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:40:45,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:45,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-19 07:40:45,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:45,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:45,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:45,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:45,111 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:45,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:40:45,128 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:45,128 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:40:45,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:45,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:45,128 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:45,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-19 07:40:45,138 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:40:45,138 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:40:45,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:45,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:45,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:45,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:45,243 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:45,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:45,259 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:45,259 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:40:45,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:45,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:45,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:45,260 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:40:45,261 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:40:45,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:45,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-19 07:40:45,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:45,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:45,289 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-19 07:40:45,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:45,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:45,290 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:45,293 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 07:40:45,305 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:45,305 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:45,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:45,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:45,306 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:40:45,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-19 07:40:45,310 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-19 07:40:45,310 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-19 07:40:45,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:45,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2023-11-19 07:40:45,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:45,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:45,358 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:45,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-19 07:40:45,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:45,371 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:45,371 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:45,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:45,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:45,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:45,371 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:40:45,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:40:45,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:45,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:45,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2023-11-19 07:40:45,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:45,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:45,389 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:45,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-19 07:40:45,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:40:45,403 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:45,403 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:45,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:45,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:45,404 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:40:45,423 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-19 07:40:45,423 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-19 07:40:46,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:46,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2023-11-19 07:40:46,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:40:46,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:40:46,110 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:40:46,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2023-11-19 07:40:46,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 07:40:46,123 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:40:46,123 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:40:46,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:40:46,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:40:46,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:40:46,124 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:40:46,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:40:46,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:40:46,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:40:46,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2023-11-19 07:40:46,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 07:40:46 BoogieIcfgContainer [2023-11-19 07:40:46,161 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-19 07:40:46,162 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:40:46,162 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:40:46,162 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:40:46,162 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:48" (3/4) ... [2023-11-19 07:40:46,164 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:40:46,165 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:40:46,166 INFO L158 Benchmark]: Toolchain (without parser) took 58674.08ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 104.6MB in the beginning and 155.0MB in the end (delta: -50.5MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-11-19 07:40:46,166 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 151.0MB. Free memory is still 123.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:40:46,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.28ms. Allocated memory is still 151.0MB. Free memory was 104.2MB in the beginning and 94.7MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 07:40:46,167 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.36ms. Allocated memory is still 151.0MB. Free memory was 94.7MB in the beginning and 93.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:40:46,167 INFO L158 Benchmark]: Boogie Preprocessor took 23.04ms. Allocated memory is still 151.0MB. Free memory was 93.2MB in the beginning and 92.3MB in the end (delta: 921.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:40:46,168 INFO L158 Benchmark]: RCFGBuilder took 368.62ms. Allocated memory is still 151.0MB. Free memory was 92.3MB in the beginning and 83.1MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 07:40:46,168 INFO L158 Benchmark]: BuchiAutomizer took 58014.79ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 82.7MB in the beginning and 155.0MB in the end (delta: -72.3MB). Peak memory consumption was 87.0MB. Max. memory is 16.1GB. [2023-11-19 07:40:46,168 INFO L158 Benchmark]: Witness Printer took 3.06ms. Allocated memory is still 207.6MB. Free memory is still 155.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:40:46,170 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 151.0MB. Free memory is still 123.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 224.28ms. Allocated memory is still 151.0MB. Free memory was 104.2MB in the beginning and 94.7MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.36ms. Allocated memory is still 151.0MB. Free memory was 94.7MB in the beginning and 93.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.04ms. Allocated memory is still 151.0MB. Free memory was 93.2MB in the beginning and 92.3MB in the end (delta: 921.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 368.62ms. Allocated memory is still 151.0MB. Free memory was 92.3MB in the beginning and 83.1MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 58014.79ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 82.7MB in the beginning and 155.0MB in the end (delta: -72.3MB). Peak memory consumption was 87.0MB. Max. memory is 16.1GB. * Witness Printer took 3.06ms. Allocated memory is still 207.6MB. Free memory is still 155.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 57.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 57.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital42 mio100 ax100 hnf100 lsp92 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq171 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unknown Degree: 3 Time: 12118ms VariablesStem: 5 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 5 MotzkinApplications: 15 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_#t~nondet0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;" "assume !(main_~A~0#1 >= 1073741824);main_~B~0#1 := 1;main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;" "assume !false;" "assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1;" Loop: "assume !false;" "assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2023-11-19 07:40:46,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Ended with exit code 0 [2023-11-19 07:40:46,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2023-11-19 07:40:46,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2023-11-19 07:40:46,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:47,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:40:47,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e68113a2-cc08-4265-a7b9-050d9c557896/bin/uautomizer-verify-uCwYo4JHxu/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN