./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/cohencu6-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/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_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/cohencu6-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/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_7d50a543-d789-46d7-bbba-d716e0c26654/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 c7031b865de3387af5d29e011bcf9a394e886b5414c90da053f2cdda9a00c68f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:55:16,707 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:55:16,816 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 07:55:16,825 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:55:16,825 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:55:16,870 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:55:16,871 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:55:16,872 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:55:16,873 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:55:16,878 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:55:16,880 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:55:16,880 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 07:55:16,881 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 07:55:16,883 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 07:55:16,883 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 07:55:16,884 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 07:55:16,884 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 07:55:16,885 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:55:16,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 07:55:16,886 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:55:16,888 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:55:16,889 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:55:16,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:55:16,890 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 07:55:16,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 07:55:16,891 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 07:55:16,891 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:55:16,891 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:55:16,892 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:55:16,892 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 07:55:16,893 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:55:16,893 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:55:16,893 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:55:16,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:55:16,894 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:55:16,895 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 07:55:16,895 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_7d50a543-d789-46d7-bbba-d716e0c26654/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7031b865de3387af5d29e011bcf9a394e886b5414c90da053f2cdda9a00c68f [2023-11-19 07:55:17,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:55:17,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:55:17,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:55:17,225 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:55:17,226 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:55:17,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/termination-nla/cohencu6-both-t.c [2023-11-19 07:55:20,428 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:55:20,631 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:55:20,632 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/sv-benchmarks/c/termination-nla/cohencu6-both-t.c [2023-11-19 07:55:20,640 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/data/ce669f7ac/b0880d229c9c430c94aac71ceab8cb2b/FLAG529cda3de [2023-11-19 07:55:20,661 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/data/ce669f7ac/b0880d229c9c430c94aac71ceab8cb2b [2023-11-19 07:55:20,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:55:20,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:55:20,677 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:55:20,678 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:55:20,683 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:55:20,684 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:55:20" (1/1) ... [2023-11-19 07:55:20,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b76ccf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20, skipping insertion in model container [2023-11-19 07:55:20,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:55:20" (1/1) ... [2023-11-19 07:55:20,712 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:55:20,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:55:20,910 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:55:20,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:55:20,945 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:55:20,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20 WrapperNode [2023-11-19 07:55:20,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:55:20,947 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:55:20,947 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:55:20,948 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:55:20,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2023-11-19 07:55:20,960 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2023-11-19 07:55:20,979 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24 [2023-11-19 07:55:20,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:55:20,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:55:20,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:55:20,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:55:20,993 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2023-11-19 07:55:20,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2023-11-19 07:55:20,994 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2023-11-19 07:55:20,994 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2023-11-19 07:55:20,996 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2023-11-19 07:55:21,000 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2023-11-19 07:55:21,001 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2023-11-19 07:55:21,002 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2023-11-19 07:55:21,003 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:55:21,005 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:55:21,005 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:55:21,006 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:55:21,007 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (1/1) ... [2023-11-19 07:55:21,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:21,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:21,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:21,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 07:55:21,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:55:21,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:55:21,155 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:55:21,158 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:55:21,281 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:55:21,290 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:55:21,291 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:55:21,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:21 BoogieIcfgContainer [2023-11-19 07:55:21,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:55:21,297 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 07:55:21,298 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 07:55:21,302 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 07:55:21,303 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:55:21,303 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:55:20" (1/3) ... [2023-11-19 07:55:21,305 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@14d88f27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:55:21, skipping insertion in model container [2023-11-19 07:55:21,305 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:55:21,306 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:20" (2/3) ... [2023-11-19 07:55:21,307 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@14d88f27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:55:21, skipping insertion in model container [2023-11-19 07:55:21,307 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:55:21,307 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:21" (3/3) ... [2023-11-19 07:55:21,309 INFO L332 chiAutomizerObserver]: Analyzing ICFG cohencu6-both-t.c [2023-11-19 07:55:21,380 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 07:55:21,380 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 07:55:21,383 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 07:55:21,383 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 07:55:21,383 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 07:55:21,383 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 07:55:21,383 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 07:55:21,384 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 07:55:21,389 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:55:21,409 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-19 07:55:21,410 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:55:21,410 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:55:21,414 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-19 07:55:21,414 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-19 07:55:21,414 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 07:55:21,415 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:55:21,416 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-19 07:55:21,416 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:55:21,416 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:55:21,417 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-19 07:55:21,417 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-19 07:55:21,423 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;havoc main_#t~nondet0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6; 2#L32-2true [2023-11-19 07:55:21,424 INFO L750 eck$LassoCheckResult]: Loop: 2#L32-2true assume !!(main_~n~0#1 <= main_~a~0#1);main_~n~0#1 := main_~n~0#1 + main_~y~0#1 - 3 * main_~n~0#1 * main_~n~0#1 - 3 * main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 2#L32-2true [2023-11-19 07:55:21,429 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:21,430 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-19 07:55:21,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:55:21,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777447805] [2023-11-19 07:55:21,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:21,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:55:21,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:55:21,507 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:55:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:55:21,535 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:55:21,538 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:21,538 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2023-11-19 07:55:21,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:55:21,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900764351] [2023-11-19 07:55:21,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:21,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:55:21,547 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:55:21,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1280719751] [2023-11-19 07:55:21,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:21,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:55:21,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:21,551 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:55:21,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:55:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:55:21,599 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:55:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:55:21,610 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:55:21,611 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:21,632 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2023-11-19 07:55:21,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:55:21,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145521405] [2023-11-19 07:55:21,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:21,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:55:21,648 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:55:21,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [318367765] [2023-11-19 07:55:21,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:21,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:55:21,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:21,691 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:55:21,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:55:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:55:21,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:55:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:55:21,809 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:55:21,932 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:55:21,932 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:55:21,933 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:55:21,933 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:55:21,933 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 07:55:21,933 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:21,934 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:55:21,934 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:55:21,934 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Loop [2023-11-19 07:55:21,934 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:55:21,935 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:55:21,954 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 07:55:22,043 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:55:22,044 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 07:55:22,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:22,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:22,051 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:22,057 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:55:22,058 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:55:22,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-19 07:55:22,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:22,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:22,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:22,127 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:22,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-19 07:55:22,135 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 07:55:22,135 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:55:22,185 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 07:55:22,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:22,198 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:55:22,198 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:55:22,199 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:55:22,199 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:55:22,199 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:55:22,199 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:22,199 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:55:22,199 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:55:22,200 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Loop [2023-11-19 07:55:22,200 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:55:22,200 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:55:22,202 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 07:55:22,292 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:55:22,298 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:55:22,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:22,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:22,304 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:22,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:22,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-19 07:55:22,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:22,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:22,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:22,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:22,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:55:22,334 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:55:22,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:22,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:22,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:22,366 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-19 07:55:22,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:22,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:22,368 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:22,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:22,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:22,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:22,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:22,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:22,392 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:22,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-19 07:55:22,400 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:55:22,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:22,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:22,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:22,440 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-19 07:55:22,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:22,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:22,442 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:22,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-19 07:55:22,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:22,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:22,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:22,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:22,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:22,467 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:22,475 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:22,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:22,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:22,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:22,511 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-19 07:55:22,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:22,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:22,516 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:22,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:22,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:22,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:22,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:22,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:22,534 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:22,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-19 07:55:22,548 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:55:22,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:22,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:22,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-19 07:55:22,583 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-19 07:55:22,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:22,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:22,585 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:22,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-19 07:55:22,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:22,606 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:22,606 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:22,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:22,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:22,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:22,607 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:22,627 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:55:22,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:22,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:22,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:22,678 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-19 07:55:22,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:22,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:22,680 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:22,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:22,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-19 07:55:22,704 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:22,704 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:55:22,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:22,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:22,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:22,705 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:22,714 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:22,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:22,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:22,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:22,768 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-19 07:55:22,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:22,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:22,769 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:22,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:22,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-19 07:55:22,796 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:22,796 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:22,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:22,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:22,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:22,797 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:22,813 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:55:22,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:22,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:22,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:22,896 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-19 07:55:22,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:22,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:22,898 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:22,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:22,914 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:22,915 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:22,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:22,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:22,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:22,916 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:22,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-19 07:55:22,922 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:22,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:22,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:22,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:22,960 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-19 07:55:22,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:22,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:22,961 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:22,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:22,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-19 07:55:22,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:22,983 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:22,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:22,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:22,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:22,984 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:55:22,997 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:55:22,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:23,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:23,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:23,102 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:55:23,102 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:55:23,102 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:55:23,102 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:55:23,103 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 07:55:23,103 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:23,103 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:55:23,103 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:55:23,103 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Lasso [2023-11-19 07:55:23,103 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:55:23,103 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:55:23,109 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 07:55:23,113 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 07:55:23,141 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 07:55:23,228 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:55:23,228 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 07:55:23,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:23,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:23,230 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:23,239 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:55:23,239 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:55:23,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-19 07:55:23,269 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:55:23,269 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 07:55:23,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:23,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:23,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:23,300 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:23,310 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:55:23,310 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:55:23,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-19 07:55:23,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:23,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:23,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:23,365 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:23,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-19 07:55:23,372 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 07:55:23,374 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:55:23,411 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 07:55:23,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:23,435 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:55:23,435 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:55:23,435 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:55:23,435 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:55:23,435 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:55:23,436 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:23,436 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:55:23,436 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:55:23,436 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Lasso [2023-11-19 07:55:23,436 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:55:23,436 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:55:23,438 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 07:55:23,462 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 07:55:23,466 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 07:55:23,555 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:55:23,555 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:55:23,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:23,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:23,557 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:23,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:23,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:23,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:23,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:23,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:55:23,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-19 07:55:23,591 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:55:23,591 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:55:23,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:23,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:23,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:23,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:23,632 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:23,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:23,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:23,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:23,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:23,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:23,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:55:23,653 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:55:23,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:23,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-19 07:55:23,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:23,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:23,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:23,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:23,688 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:23,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:23,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:23,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:23,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:23,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:23,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:55:23,705 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:55:23,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:23,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-19 07:55:23,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:23,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:23,735 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-19 07:55:23,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:23,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:23,737 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:23,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-19 07:55:23,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:23,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:23,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:23,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:23,751 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:23,762 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-19 07:55:23,762 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-19 07:55:23,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:23,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:23,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:23,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:23,807 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:23,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-19 07:55:23,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:23,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:23,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:23,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:23,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:23,833 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:23,834 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:55:23,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:23,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:23,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:23,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:23,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:23,877 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:23,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:23,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:23,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:23,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:23,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:23,897 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:23,898 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:55:23,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:23,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-19 07:55:23,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:23,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:23,933 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-19 07:55:23,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:23,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:23,934 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:23,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:23,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:23,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:23,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:23,956 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:23,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-19 07:55:23,971 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:55:23,971 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:55:23,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:24,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:24,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:24,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:24,025 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:24,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:24,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:24,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:24,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:24,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:24,040 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:24,041 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:24,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:24,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-19 07:55:24,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:24,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:24,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:24,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:24,080 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:24,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:24,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:24,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:24,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:24,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:24,096 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:24,097 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:24,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:24,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-19 07:55:24,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:24,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:24,130 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-19 07:55:24,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:24,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:24,132 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:24,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:24,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-19 07:55:24,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:24,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:24,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:24,149 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:24,168 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-19 07:55:24,168 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-19 07:55:24,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:24,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:24,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:24,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:24,254 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:24,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:24,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-19 07:55:24,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:24,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:24,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:24,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:24,270 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:24,272 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:55:24,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:24,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:24,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:24,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:24,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:24,316 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:24,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:24,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:24,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:24,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:24,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:24,334 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:24,335 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:55:24,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:24,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-19 07:55:24,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:24,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:24,373 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-19 07:55:24,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:24,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:24,374 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:24,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:24,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-19 07:55:24,391 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:24,391 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:24,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:24,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:24,392 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:24,406 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-19 07:55:24,406 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-19 07:55:24,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:24,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:24,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:24,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:24,475 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:24,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:24,491 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:24,491 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:24,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:24,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:24,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:24,491 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:24,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-19 07:55:24,494 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:55:24,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:24,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:24,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:24,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:24,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:24,543 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:24,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:24,559 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:24,559 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:24,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:24,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:24,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:24,560 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:24,561 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:55:24,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:24,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-19 07:55:24,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:24,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:24,590 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-19 07:55:24,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:24,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:24,592 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:24,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:24,608 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:24,608 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:55:24,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:24,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:24,608 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:24,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-19 07:55:24,631 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:55:24,631 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:55:24,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:24,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:24,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:24,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:24,736 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:24,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:24,753 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:24,753 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:55:24,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:24,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:24,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:24,754 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:24,756 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:24,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:24,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-19 07:55:24,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:24,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:24,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:24,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:24,799 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:24,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:24,814 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:24,814 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:55:24,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:24,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:24,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:24,815 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:24,817 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:24,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:24,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-19 07:55:24,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:24,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:24,853 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-19 07:55:24,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:24,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:24,855 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:24,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:24,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-19 07:55:24,875 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:24,875 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:24,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:24,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:24,875 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:24,903 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-19 07:55:24,903 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-19 07:55:25,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:25,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:25,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:25,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:25,100 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:25,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:25,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-19 07:55:25,118 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:25,118 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:25,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:25,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:25,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:25,118 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:25,120 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:55:25,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:25,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:25,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:25,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:25,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:25,164 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:25,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:25,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-19 07:55:25,182 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:25,182 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:25,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:25,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:25,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:25,182 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:25,184 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:55:25,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:25,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:25,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:25,230 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-19 07:55:25,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:25,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:25,231 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:25,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:25,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:25,249 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:25,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:25,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:25,250 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:25,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-19 07:55:25,263 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:55:25,263 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:55:25,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:25,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:25,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:25,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:25,322 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:25,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-19 07:55:25,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:25,344 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:25,345 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:25,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:25,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:25,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:25,345 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:25,346 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:25,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:25,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:25,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:25,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:25,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:25,380 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:25,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:25,396 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:25,396 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:25,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:25,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:25,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:25,396 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:25,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-19 07:55:25,397 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:25,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:25,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:25,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:25,436 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-19 07:55:25,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:25,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:25,438 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:25,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:25,454 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:25,454 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:25,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-19 07:55:25,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:25,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:25,455 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:55:25,475 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-19 07:55:25,475 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-19 07:55:25,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:25,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:25,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:25,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:25,580 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:25,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-19 07:55:25,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:25,593 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:25,593 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:25,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:25,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:25,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:25,594 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:55:25,596 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:55:25,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:25,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:25,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:25,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:25,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:25,629 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:25,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:25,645 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:25,645 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:25,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:25,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:25,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:25,645 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:55:25,647 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:55:25,647 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:25,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-19 07:55:25,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:25,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:25,682 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-19 07:55:25,682 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;havoc main_#t~nondet0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6; 2#L32-2true assume !!(main_~n~0#1 <= main_~a~0#1);main_~n~0#1 := main_~n~0#1 + main_~y~0#1 - 3 * main_~n~0#1 * main_~n~0#1 - 3 * main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 2#L32-2true [2023-11-19 07:55:25,683 INFO L750 eck$LassoCheckResult]: Loop: 2#L32-2true assume !!(main_~n~0#1 <= main_~a~0#1);main_~n~0#1 := main_~n~0#1 + main_~y~0#1 - 3 * main_~n~0#1 * main_~n~0#1 - 3 * main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 2#L32-2true [2023-11-19 07:55:25,683 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:25,683 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2023-11-19 07:55:25,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:55:25,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899473645] [2023-11-19 07:55:25,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:25,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:55:25,689 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:55:25,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1519592092] [2023-11-19 07:55:25,690 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-19 07:55:25,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:55:25,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:25,691 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:55:25,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2023-11-19 07:55:25,728 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-19 07:55:25,729 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-19 07:55:25,729 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:55:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:55:25,735 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:55:25,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:25,736 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2023-11-19 07:55:25,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:55:25,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712771899] [2023-11-19 07:55:25,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:25,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:55:25,740 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:55:25,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1564452792] [2023-11-19 07:55:25,740 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-19 07:55:25,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:55:25,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:25,748 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:55:25,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2023-11-19 07:55:25,786 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-19 07:55:25,786 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-19 07:55:25,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:55:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:55:25,797 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:55:25,798 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:55:25,798 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2023-11-19 07:55:25,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:55:25,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666700102] [2023-11-19 07:55:25,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:55:25,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:55:25,803 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:55:25,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1790200563] [2023-11-19 07:55:25,804 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-19 07:55:25,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:55:25,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:25,806 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:55:25,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2023-11-19 07:55:25,841 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-19 07:55:25,841 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-19 07:55:25,841 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:55:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:55:25,849 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:55:25,900 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:55:25,901 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:55:25,901 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:55:25,901 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:55:25,901 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 07:55:25,901 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:25,901 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:55:25,901 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:55:25,902 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Loop [2023-11-19 07:55:25,902 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:55:25,902 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:55:25,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:55:25,959 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:55:25,959 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 07:55:25,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:25,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:25,963 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:25,965 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:55:25,965 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:55:25,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-19 07:55:26,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:26,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:26,007 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:26,009 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 07:55:26,009 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:55:26,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-19 07:55:26,043 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 07:55:26,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:26,062 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:55:26,062 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:55:26,062 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:55:26,062 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:55:26,062 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:55:26,063 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,063 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:55:26,063 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:55:26,063 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Loop [2023-11-19 07:55:26,063 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:55:26,063 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:55:26,064 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 07:55:26,124 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:55:26,124 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:55:26,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:26,126 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:26,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:26,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:26,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:26,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:26,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:26,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:55:26,143 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:55:26,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:26,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-19 07:55:26,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:26,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:26,177 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-19 07:55:26,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:26,179 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:26,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:26,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:26,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:26,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:26,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:26,195 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:26,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-19 07:55:26,198 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:55:26,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:26,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:26,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:26,234 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-19 07:55:26,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:26,235 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:26,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:26,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:26,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:26,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:26,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:26,252 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:26,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-19 07:55:26,255 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:26,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:26,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:26,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:26,290 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-19 07:55:26,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:26,291 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:26,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:26,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-19 07:55:26,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:26,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:26,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:26,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:26,308 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:26,312 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:55:26,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:26,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:26,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:26,352 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-19 07:55:26,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:26,353 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:26,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-19 07:55:26,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:26,366 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:26,366 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:26,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:26,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:26,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:26,366 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:26,370 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:55:26,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:26,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:26,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:26,416 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-19 07:55:26,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:26,417 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:26,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:26,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:26,434 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:55:26,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:26,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:26,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:26,434 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:26,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-19 07:55:26,440 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:26,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:26,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:26,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:26,484 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-19 07:55:26,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:26,486 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:26,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:26,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-19 07:55:26,506 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:26,507 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:26,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:26,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:26,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:26,507 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:26,514 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:55:26,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:26,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:26,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-19 07:55:26,578 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-19 07:55:26,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:26,579 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:26,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-19 07:55:26,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:26,591 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:26,591 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:26,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:26,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:26,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:26,592 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:26,596 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:26,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:26,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:26,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:26,638 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-19 07:55:26,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:26,640 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:26,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:26,657 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:26,658 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:26,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:26,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:26,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:26,658 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:55:26,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-19 07:55:26,665 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:55:26,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:26,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:26,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:26,767 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:55:26,767 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:55:26,767 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:55:26,768 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:55:26,768 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 07:55:26,768 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,768 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:55:26,768 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:55:26,768 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Lasso [2023-11-19 07:55:26,768 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:55:26,768 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:55:26,770 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 07:55:26,791 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 07:55:26,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:55:26,873 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:55:26,873 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 07:55:26,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:26,875 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:26,880 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:55:26,881 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:55:26,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-19 07:55:26,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:26,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:26,935 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:26,940 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 07:55:26,940 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:55:26,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-19 07:55:26,978 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 07:55:26,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:26,997 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:55:26,998 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:55:26,998 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:55:26,998 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:55:26,998 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:55:26,998 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:26,998 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:55:26,998 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:55:26,998 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu6-both-t.c_Iteration1_Lasso [2023-11-19 07:55:26,998 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:55:26,998 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:55:27,000 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 07:55:27,008 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 07:55:27,033 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:55:27,118 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:55:27,118 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:55:27,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,119 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:27,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:27,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:27,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:55:27,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:55:27,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:27,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-19 07:55:27,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:27,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:27,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,171 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:27,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:27,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:55:27,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-19 07:55:27,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:55:27,196 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:55:27,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:27,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:27,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,239 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:27,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:27,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:27,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:55:27,257 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:55:27,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:27,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-19 07:55:27,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:27,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:27,290 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-19 07:55:27,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,291 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-19 07:55:27,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:27,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:27,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:27,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,307 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:27,308 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:55:27,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:27,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:27,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2023-11-19 07:55:27,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,336 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:27,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-19 07:55:27,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:27,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,350 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:27,358 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-19 07:55:27,358 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-19 07:55:27,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:27,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:27,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,404 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:27,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:27,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:27,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,421 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:27,421 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:55:27,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:27,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-19 07:55:27,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:27,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:27,452 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-19 07:55:27,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,453 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-19 07:55:27,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:27,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:27,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:27,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,468 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:27,469 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:27,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:27,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:27,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2023-11-19 07:55:27,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,483 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-19 07:55:27,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:27,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:27,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,496 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:27,507 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:55:27,507 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:55:27,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:27,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:27,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,563 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:27,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:27,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:27,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,581 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:27,581 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:27,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:27,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-19 07:55:27,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:27,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:27,613 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-19 07:55:27,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,615 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:27,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:27,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:27,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,633 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:27,633 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:55:27,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:27,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-19 07:55:27,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:27,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:27,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,667 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:27,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:27,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,687 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:27,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-19 07:55:27,707 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-19 07:55:27,707 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-19 07:55:27,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:27,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2023-11-19 07:55:27,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,764 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-19 07:55:27,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:27,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:55:27,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:27,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,779 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:27,780 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:55:27,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:27,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:27,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:27,808 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-19 07:55:27,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,809 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:27,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:27,824 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:27,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:27,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,825 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:27,826 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:55:27,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:27,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-19 07:55:27,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:27,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:27,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,867 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:27,885 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:27,885 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:27,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,886 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:27,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-19 07:55:27,894 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-19 07:55:27,895 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-19 07:55:27,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:27,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:27,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:27,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:27,953 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:27,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:27,968 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:27,968 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:27,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:27,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:27,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:27,969 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-19 07:55:27,969 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-19 07:55:27,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:27,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-19 07:55:27,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:28,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:28,003 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-19 07:55:28,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:28,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:28,004 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:28,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:28,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:28,021 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:55:28,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:28,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:28,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:28,021 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:28,022 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:28,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:28,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-19 07:55:28,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:28,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:28,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:28,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:28,067 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:28,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:28,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:28,085 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:55:28,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:28,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:28,086 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:28,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-19 07:55:28,097 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:55:28,097 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:55:28,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:28,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2023-11-19 07:55:28,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:28,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:28,232 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:28,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-19 07:55:28,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:28,243 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:28,244 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-19 07:55:28,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:28,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:28,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:28,244 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:28,245 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:28,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:28,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:28,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2023-11-19 07:55:28,261 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-19 07:55:28,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:28,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:28,262 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:28,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-19 07:55:28,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:28,274 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:28,275 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:28,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:28,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:28,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:28,275 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:28,276 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:55:28,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:28,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:28,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2023-11-19 07:55:28,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:28,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:28,295 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:28,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-19 07:55:28,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:28,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:28,309 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:28,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:28,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:28,309 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:28,323 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-19 07:55:28,324 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-19 07:55:28,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:28,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:28,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:28,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:28,524 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:28,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:28,541 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:28,541 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:28,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:28,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:28,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:28,541 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-19 07:55:28,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-19 07:55:28,543 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-19 07:55:28,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:28,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:28,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:28,578 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-19 07:55:28,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:28,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:28,579 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:28,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:28,596 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:28,596 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:28,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:28,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:28,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:28,597 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:28,598 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:28,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:28,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-19 07:55:28,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:28,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:28,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:28,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:28,651 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:28,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:28,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-19 07:55:28,669 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:28,669 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:28,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:28,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:28,670 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:28,682 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-19 07:55:28,682 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:55:28,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:28,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:28,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:28,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:28,745 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:28,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:28,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:28,761 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-19 07:55:28,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:28,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:28,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:28,761 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-19 07:55:28,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-19 07:55:28,762 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-19 07:55:28,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:28,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:28,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:28,798 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-19 07:55:28,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:28,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:28,799 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:28,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:28,817 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:28,817 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:28,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:28,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:28,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:28,818 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:55:28,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-19 07:55:28,819 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:55:28,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:28,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:28,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:28,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:28,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:28,868 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:28,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 07:55:28,886 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:28,886 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:28,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:28,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:28,886 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:55:28,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-19 07:55:28,907 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-19 07:55:28,907 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-19 07:55:28,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:28,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2023-11-19 07:55:28,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:55:28,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:55:28,988 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:55:28,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-19 07:55:28,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:55:29,000 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-19 07:55:29,000 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-19 07:55:29,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:55:29,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:55:29,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:55:29,000 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-19 07:55:29,001 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:55:29,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:55:29,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:55:29,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2023-11-19 07:55:29,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 07:55:29 BoogieIcfgContainer [2023-11-19 07:55:29,022 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-19 07:55:29,023 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:55:29,023 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:55:29,023 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:55:29,024 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:55:21" (3/4) ... [2023-11-19 07:55:29,026 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:55:29,027 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:55:29,028 INFO L158 Benchmark]: Toolchain (without parser) took 8357.20ms. Allocated memory was 119.5MB in the beginning and 218.1MB in the end (delta: 98.6MB). Free memory was 76.4MB in the beginning and 161.7MB in the end (delta: -85.3MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-11-19 07:55:29,028 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 119.5MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:55:29,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.54ms. Allocated memory is still 119.5MB. Free memory was 76.0MB in the beginning and 66.7MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 07:55:29,029 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.17ms. Allocated memory is still 119.5MB. Free memory was 66.7MB in the beginning and 65.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:55:29,029 INFO L158 Benchmark]: Boogie Preprocessor took 20.73ms. Allocated memory is still 119.5MB. Free memory was 65.3MB in the beginning and 64.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:55:29,030 INFO L158 Benchmark]: RCFGBuilder took 290.51ms. Allocated memory is still 119.5MB. Free memory was 64.2MB in the beginning and 55.9MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 07:55:29,030 INFO L158 Benchmark]: BuchiAutomizer took 7725.01ms. Allocated memory was 119.5MB in the beginning and 218.1MB in the end (delta: 98.6MB). Free memory was 55.9MB in the beginning and 162.1MB in the end (delta: -106.2MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2023-11-19 07:55:29,031 INFO L158 Benchmark]: Witness Printer took 3.91ms. Allocated memory is still 218.1MB. Free memory was 162.1MB in the beginning and 161.7MB in the end (delta: 430.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:55:29,033 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 119.5MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.54ms. Allocated memory is still 119.5MB. Free memory was 76.0MB in the beginning and 66.7MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.17ms. Allocated memory is still 119.5MB. Free memory was 66.7MB in the beginning and 65.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.73ms. Allocated memory is still 119.5MB. Free memory was 65.3MB in the beginning and 64.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 290.51ms. Allocated memory is still 119.5MB. Free memory was 64.2MB in the beginning and 55.9MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 7725.01ms. Allocated memory was 119.5MB in the beginning and 218.1MB in the end (delta: 98.6MB). Free memory was 55.9MB in the beginning and 162.1MB in the end (delta: -106.2MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * Witness Printer took 3.91ms. Allocated memory is still 218.1MB. Free memory was 162.1MB in the beginning and 161.7MB in the end (delta: 430.1kB). 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 7.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 7.6s. 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: inital39 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq198 hnf92 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 108ms VariablesStem: 5 VariablesLoop: 8 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 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_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;havoc main_#t~nondet0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6;" "assume !!(main_~n~0#1 <= main_~a~0#1);main_~n~0#1 := main_~n~0#1 + main_~y~0#1 - 3 * main_~n~0#1 * main_~n~0#1 - 3 * main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1;" Loop: "assume !!(main_~n~0#1 <= main_~a~0#1);main_~n~0#1 := main_~n~0#1 + main_~y~0#1 - 3 * main_~n~0#1 * main_~n~0#1 - 3 * main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2023-11-19 07:55:29,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:29,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2023-11-19 07:55:29,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:29,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-19 07:55:29,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:55:30,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d50a543-d789-46d7-bbba-d716e0c26654/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_7d50a543-d789-46d7-bbba-d716e0c26654/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