./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/hard2-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/hard2-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3276d5fa204d0a036dab83586e629a8c778d65e622fdde3b65ddd72f7706cb45 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:20:15,219 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:20:15,301 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-12 02:20:15,307 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:20:15,307 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:20:15,333 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:20:15,334 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:20:15,334 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:20:15,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:20:15,336 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:20:15,337 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:20:15,337 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:20:15,338 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:20:15,338 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:20:15,339 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:20:15,339 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:20:15,340 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:20:15,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:20:15,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:20:15,342 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:20:15,342 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:20:15,343 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:20:15,343 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:20:15,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:20:15,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:20:15,345 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:20:15,345 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:20:15,346 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:20:15,346 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:20:15,347 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:20:15,347 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:20:15,348 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:20:15,348 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:20:15,349 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:20:15,349 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:20:15,350 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:20:15,351 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_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3276d5fa204d0a036dab83586e629a8c778d65e622fdde3b65ddd72f7706cb45 [2023-11-12 02:20:15,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:20:15,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:20:15,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:20:15,701 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:20:15,702 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:20:15,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/termination-nla/hard2-both-t.c [2023-11-12 02:20:18,863 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:20:19,049 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:20:19,050 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/sv-benchmarks/c/termination-nla/hard2-both-t.c [2023-11-12 02:20:19,058 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/data/3e4188b4a/71b2bd2a390342008ccd44c6e90fb92b/FLAGe185cb945 [2023-11-12 02:20:19,075 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/data/3e4188b4a/71b2bd2a390342008ccd44c6e90fb92b [2023-11-12 02:20:19,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:20:19,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:20:19,080 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:20:19,081 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:20:19,086 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:20:19,087 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:20:19" (1/1) ... [2023-11-12 02:20:19,088 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6648d504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:20:19, skipping insertion in model container [2023-11-12 02:20:19,088 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:20:19" (1/1) ... [2023-11-12 02:20:19,115 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:20:19,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:20:19,261 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:20:19,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:20:19,291 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:20:19,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:20:19 WrapperNode [2023-11-12 02:20:19,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:20:19,293 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:20:19,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:20:19,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:20:19,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:20:19" (1/1) ... [2023-11-12 02:20:19,306 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:20:19" (1/1) ... [2023-11-12 02:20:19,325 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 40 [2023-11-12 02:20:19,326 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:20:19,326 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:20:19,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:20:19,327 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:20:19,336 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:20:19" (1/1) ... [2023-11-12 02:20:19,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:20:19" (1/1) ... [2023-11-12 02:20:19,337 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:20:19" (1/1) ... [2023-11-12 02:20:19,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:20:19" (1/1) ... [2023-11-12 02:20:19,340 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:20:19" (1/1) ... [2023-11-12 02:20:19,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:20:19" (1/1) ... [2023-11-12 02:20:19,345 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:20:19" (1/1) ... [2023-11-12 02:20:19,346 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:20:19" (1/1) ... [2023-11-12 02:20:19,347 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:20:19,348 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:20:19,348 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:20:19,348 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:20:19,349 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:20:19" (1/1) ... [2023-11-12 02:20:19,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:19,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:19,390 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:19,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-12 02:20:19,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:20:19,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:20:19,502 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:20:19,504 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:20:19,629 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:20:19,636 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:20:19,636 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 02:20:19,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:20:19 BoogieIcfgContainer [2023-11-12 02:20:19,638 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:20:19,639 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-12 02:20:19,640 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-12 02:20:19,644 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-12 02:20:19,644 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:20:19,645 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 02:20:19" (1/3) ... [2023-11-12 02:20:19,646 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3bf326c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:20:19, skipping insertion in model container [2023-11-12 02:20:19,646 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:20:19,646 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:20:19" (2/3) ... [2023-11-12 02:20:19,647 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3bf326c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:20:19, skipping insertion in model container [2023-11-12 02:20:19,647 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:20:19,647 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:20:19" (3/3) ... [2023-11-12 02:20:19,648 INFO L332 chiAutomizerObserver]: Analyzing ICFG hard2-both-t.c [2023-11-12 02:20:19,707 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-12 02:20:19,708 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-12 02:20:19,708 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-12 02:20:19,708 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-12 02:20:19,708 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-12 02:20:19,708 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-12 02:20:19,709 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-12 02:20:19,709 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-12 02:20:19,713 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:20:19,733 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2023-11-12 02:20:19,733 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:20:19,733 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:20:19,739 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-12 02:20:19,739 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-12 02:20:19,739 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-12 02:20:19,740 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:20:19,741 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2023-11-12 02:20:19,742 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:20:19,742 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:20:19,742 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-12 02:20:19,742 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-12 02:20:19,750 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_#t~nondet0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 8#L26true assume !(main_~A~0#1 >= 1073741824);main_~B~0#1 := 1;main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0; 7#L35-2true [2023-11-12 02:20:19,751 INFO L750 eck$LassoCheckResult]: Loop: 7#L35-2true assume !false; 13#L39true assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 7#L35-2true [2023-11-12 02:20:19,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:20:19,757 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-11-12 02:20:19,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:20:19,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98807819] [2023-11-12 02:20:19,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:20:19,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:20:19,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:20:19,851 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:20:19,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:20:19,878 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:20:19,884 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:20:19,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1478, now seen corresponding path program 1 times [2023-11-12 02:20:19,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:20:19,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593621186] [2023-11-12 02:20:19,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:20:19,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:20:19,896 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:20:19,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [29211050] [2023-11-12 02:20:19,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:20:19,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:20:19,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:19,908 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:20:19,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:20:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:20:19,974 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:20:19,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:20:19,983 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:20:19,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:20:19,990 INFO L85 PathProgramCache]: Analyzing trace with hash 28695977, now seen corresponding path program 1 times [2023-11-12 02:20:19,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:20:19,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383324892] [2023-11-12 02:20:19,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:20:19,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:20:20,005 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:20:20,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [280936042] [2023-11-12 02:20:20,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:20:20,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:20:20,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:20,043 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:20:20,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:20:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:20:20,101 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:20:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:20:20,113 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:20:20,246 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:20:20,247 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:20:20,247 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:20:20,247 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:20:20,248 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:20:20,248 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:20,248 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:20:20,248 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:20:20,248 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2023-11-12 02:20:20,249 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:20:20,249 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:20:20,268 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:20,280 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:20,283 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:20,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:20,419 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:20:20,420 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:20:20,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:20,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:20,428 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:20,437 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:20:20,438 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:20:20,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-12 02:20:20,474 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-12 02:20:20,474 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~q~0#1=0} Honda state: {ULTIMATE.start_main_~q~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-12 02:20:20,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:20,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:20,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:20,516 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:20,520 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:20:20,521 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:20:20,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-12 02:20:20,534 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-12 02:20:20,534 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-12 02:20:20,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-12 02:20:20,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:20,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:20,548 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:20,562 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:20:20,562 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:20:20,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-12 02:20:20,576 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-12 02:20:20,577 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-12 02:20:20,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:20,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:20,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:20,586 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:20,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-12 02:20:20,600 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:20:20,601 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:20:20,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:20,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:20,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:20,640 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:20,653 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:20:20,653 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:20:20,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-12 02:20:20,692 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-12 02:20:20,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:20,696 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:20:20,696 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:20:20,697 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:20:20,697 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:20:20,697 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:20:20,697 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:20,697 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:20:20,697 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:20:20,697 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2023-11-12 02:20:20,698 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:20:20,698 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:20:20,700 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:20,708 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:20,712 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:20,715 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:20,837 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:20:20,842 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:20:20,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:20,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:20,848 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:20,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:20,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:20,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:20,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:20,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:20:20,881 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:20:20,881 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:20:20,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-12 02:20:20,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:20,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:20,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:20,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:20,911 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:20,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:20,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:20,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:20,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:20,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:20,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:20:20,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:20:20,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:20,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-12 02:20:20,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:20,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:20,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:20,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:20,955 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:20,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:20,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-12 02:20:20,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:20,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:20,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:20,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:20,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:20:20,979 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:20:20,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:20,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,004 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-12 02:20:21,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:21,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:20:21,042 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:20:21,042 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:20:21,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,070 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-12 02:20:21,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,071 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:21,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,097 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:21,102 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:20:21,102 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:20:21,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-12 02:20:21,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,131 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-12 02:20:21,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:21,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:21,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,154 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:21,155 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:20:21,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:21,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,182 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:21,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:21,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,206 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:21,207 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:20:21,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:21,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-12 02:20:21,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,227 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,236 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 [2023-11-12 02:20:21,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:21,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,250 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:21,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-12 02:20:21,269 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:20:21,270 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:20:21,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,311 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-12 02:20:21,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,313 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:21,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,335 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:21,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-12 02:20:21,340 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:20:21,341 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:20:21,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,371 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:21,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:21,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,394 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:21,399 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:20:21,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:21,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-12 02:20:21,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,422 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:21,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:21,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,444 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:21,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-12 02:20:21,445 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:20:21,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:21,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,465 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:21,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,491 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:21,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-12 02:20:21,508 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:20:21,508 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:20:21,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,563 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-12 02:20:21,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,565 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:21,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,582 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:20:21,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-12 02:20:21,589 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:20:21,589 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:20:21,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,613 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-12 02:20:21,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:21,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:21,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,641 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:20:21,642 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:20:21,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:21,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,662 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:21,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:21,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,682 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:20:21,683 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:20:21,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:21,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-12 02:20:21,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,711 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-12 02:20:21,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:21,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,732 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:20:21,754 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:20:21,755 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:20:21,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,832 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-12 02:20:21,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,834 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,850 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:21,850 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:20:21,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,851 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:21,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-12 02:20:21,854 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:20:21,855 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:20:21,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,882 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,901 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:21,901 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:20:21,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:21,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,902 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:21,904 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:20:21,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:21,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-12 02:20:21,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,930 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-12 02:20:21,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:21,949 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:20:21,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:21,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,950 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:21,951 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:20:21,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:21,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:21,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:21,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:21,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:21,971 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:21,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-12 02:20:21,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:21,989 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:21,990 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:20:21,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:21,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:21,990 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:22,019 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:20:22,020 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:20:22,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:22,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-12 02:20:22,311 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-12 02:20:22,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:22,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:22,312 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:22,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-12 02:20:22,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:22,325 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:22,325 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:20:22,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:22,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:22,326 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:22,330 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:20:22,330 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:20:22,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:22,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:22,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:22,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:22,353 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:22,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:22,373 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:22,373 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:20:22,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:22,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:22,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:22,374 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:22,375 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:20:22,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:22,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-12 02:20:22,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:22,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:22,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:22,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:22,405 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:22,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:22,425 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:22,425 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:20:22,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:22,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:22,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:22,426 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:22,427 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:20:22,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:22,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-12 02:20:22,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:22,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:22,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:22,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:22,453 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:22,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-12 02:20:22,458 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 [2023-11-12 02:20:22,471 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:22,471 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:20:22,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:22,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:22,472 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:22,511 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:20:22,511 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:20:34,556 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2023-11-12 02:20:34,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-12 02:20:34,560 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-12 02:20:34,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:34,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:34,561 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:34,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-12 02:20:34,568 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 [2023-11-12 02:20:34,581 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:34,582 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:20:34,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:34,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:34,582 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:20:34,603 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:20:34,603 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:20:34,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:34,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:34,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:34,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:34,633 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:34,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-12 02:20:34,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:34,652 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:34,652 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:20:34,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:34,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:34,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:34,652 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:20:34,654 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:20:34,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:34,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:34,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:34,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:34,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:34,683 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:34,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:34,706 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:34,706 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:20:34,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:34,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:34,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:34,706 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:20:34,708 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:20:34,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:34,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-12 02:20:34,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:34,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:34,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:34,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:34,731 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:34,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:34,751 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:34,751 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:20:34,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:34,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:34,751 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:20:34,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-12 02:20:34,776 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:20:34,777 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:20:46,848 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2023-11-12 02:20:46,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:46,853 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-12 02:20:46,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:46,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:46,854 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:46,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-12 02:20:46,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:46,870 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:46,870 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:20:46,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:46,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:46,871 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:46,874 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:20:46,875 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:20:46,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:46,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:46,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:46,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:46,901 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:46,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:46,921 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:46,921 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:20:46,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:46,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:46,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:46,922 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:46,923 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:20:46,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:46,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-12 02:20:46,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:46,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:46,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:46,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:46,954 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:46,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:46,974 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:46,974 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:20:46,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:46,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:46,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:46,975 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:46,976 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:20:46,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:46,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-12 02:20:46,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:46,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:46,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:46,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:46,996 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:47,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:47,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-12 02:20:47,017 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:47,017 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:20:47,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:47,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:47,017 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:47,030 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:20:47,030 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:20:47,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:47,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:47,123 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-12 02:20:47,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:47,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:47,127 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:47,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:47,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-12 02:20:47,146 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:47,146 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:20:47,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:47,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:47,147 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:20:47,155 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-12 02:20:47,156 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-12 02:20:47,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:47,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:47,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:47,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:47,191 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:47,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:47,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-12 02:20:47,210 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:47,211 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:20:47,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:47,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:47,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:47,211 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:20:47,213 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:20:47,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:47,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:47,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:47,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:47,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:47,240 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:47,244 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 [2023-11-12 02:20:47,257 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:47,257 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:20:47,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:47,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:47,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:47,257 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:20:47,259 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:20:47,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:47,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-12 02:20:47,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:47,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:47,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:47,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:47,279 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:47,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:47,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-12 02:20:47,299 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:47,300 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:20:47,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:47,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:47,300 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:20:47,321 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-12 02:20:47,321 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-12 02:20:48,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:48,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-11-12 02:20:48,377 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-12 02:20:48,377 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_#t~nondet0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 8#L26true assume !(main_~A~0#1 >= 1073741824);main_~B~0#1 := 1;main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0; 7#L35-2true assume !false; 13#L39true assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 7#L35-2true [2023-11-12 02:20:48,378 INFO L750 eck$LassoCheckResult]: Loop: 7#L35-2true assume !false; 13#L39true assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 7#L35-2true [2023-11-12 02:20:48,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:20:48,378 INFO L85 PathProgramCache]: Analyzing trace with hash 28695977, now seen corresponding path program 2 times [2023-11-12 02:20:48,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:20:48,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129122405] [2023-11-12 02:20:48,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:20:48,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:20:48,385 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:20:48,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [755623950] [2023-11-12 02:20:48,385 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-12 02:20:48,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:20:48,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:48,387 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:20:48,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2023-11-12 02:20:48,428 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-12 02:20:48,428 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-12 02:20:48,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:20:48,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:20:48,437 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:20:48,438 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:20:48,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1478, now seen corresponding path program 2 times [2023-11-12 02:20:48,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:20:48,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549284137] [2023-11-12 02:20:48,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:20:48,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:20:48,442 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:20:48,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [201617515] [2023-11-12 02:20:48,442 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-12 02:20:48,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:20:48,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:48,444 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:20:48,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2023-11-12 02:20:48,487 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-12 02:20:48,487 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-12 02:20:48,487 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:20:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:20:48,494 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:20:48,495 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:20:48,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1807030638, now seen corresponding path program 3 times [2023-11-12 02:20:48,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:20:48,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781282943] [2023-11-12 02:20:48,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:20:48,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:20:48,503 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:20:48,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [201500235] [2023-11-12 02:20:48,504 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-12 02:20:48,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:20:48,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:48,512 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:20:48,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2023-11-12 02:20:48,552 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-12 02:20:48,552 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-12 02:20:48,553 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:20:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:20:48,562 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:20:48,661 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:20:48,661 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:20:48,661 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:20:48,661 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:20:48,661 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:20:48,662 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:48,662 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:20:48,662 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:20:48,662 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2023-11-12 02:20:48,662 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:20:48,662 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:20:48,664 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:48,667 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:48,669 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:48,673 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:48,780 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:20:48,780 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:20:48,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:48,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:48,783 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:48,785 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:20:48,785 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:20:48,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-12 02:20:48,812 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-12 02:20:48,812 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-12 02:20:48,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:48,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:48,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:48,818 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:48,824 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:20:48,825 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:20:48,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-12 02:20:48,849 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-12 02:20:48,849 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-12 02:20:48,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:48,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:48,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:48,859 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:48,863 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:20:48,863 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:20:48,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-12 02:20:48,892 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-12 02:20:48,892 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~q~0#1=0} Honda state: {ULTIMATE.start_main_~q~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-12 02:20:48,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:48,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:48,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:48,902 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:48,906 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:20:48,906 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:20:48,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-12 02:20:48,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:48,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:48,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:48,950 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:48,953 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:20:48,953 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:20:48,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-12 02:20:48,988 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-12 02:20:48,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:48,996 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:20:48,997 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:20:48,997 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:20:48,997 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:20:48,997 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:20:48,997 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:48,997 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:20:48,997 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:20:48,997 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2023-11-12 02:20:48,997 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:20:48,997 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:20:48,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:49,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:49,011 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:49,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:20:49,170 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:20:49,170 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:20:49,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,192 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:20:49,226 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:20:49,226 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:20:49,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-12 02:20:49,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:49,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:49,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,253 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:49,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:20:49,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:20:49,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:49,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-12 02:20:49,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:49,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:49,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,301 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:20:49,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-12 02:20:49,328 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:20:49,328 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:20:49,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:49,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:49,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,369 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:49,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:20:49,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:20:49,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:49,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-12 02:20:49,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:49,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:49,414 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-12 02:20:49,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,415 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,432 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:49,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-12 02:20:49,434 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:20:49,434 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:20:49,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:49,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:49,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,468 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:49,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,485 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:49,486 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:20:49,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:49,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-12 02:20:49,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:49,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:49,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,510 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,527 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:49,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-12 02:20:49,536 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:20:49,536 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:20:49,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:49,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:49,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,586 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:49,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,603 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:49,604 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:20:49,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:49,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-12 02:20:49,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:49,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:49,620 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-12 02:20:49,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,621 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,641 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:49,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-12 02:20:49,644 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:20:49,644 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:20:49,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:49,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:49,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,673 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:49,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,690 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:49,690 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:20:49,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:49,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-12 02:20:49,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:49,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:49,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,718 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-12 02:20:49,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,740 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:49,752 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:20:49,752 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:20:49,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:49,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:49,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,801 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:49,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,823 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:49,824 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:20:49,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:49,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-12 02:20:49,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:49,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:49,849 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-12 02:20:49,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,850 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-12 02:20:49,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,867 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:20:49,871 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:20:49,871 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:20:49,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:49,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:49,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,902 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:49,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,922 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:20:49,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-12 02:20:49,923 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:20:49,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:49,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:49,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:49,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:49,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:49,951 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:49,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:49,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-12 02:20:49,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:49,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:49,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:49,976 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:20:49,989 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:20:49,990 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:20:50,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:50,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:50,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:50,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:50,080 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:50,083 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 [2023-11-12 02:20:50,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:20:50,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:50,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:50,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:50,097 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:20:50,098 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:20:50,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:50,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-12 02:20:50,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:50,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:50,112 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-12 02:20:50,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:50,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:50,113 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:50,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:50,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-12 02:20:50,130 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:50,130 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:20:50,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:50,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:50,130 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:50,133 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:20:50,133 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:20:50,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:50,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:50,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:50,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:50,160 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:50,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:50,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-12 02:20:50,175 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:50,175 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:20:50,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:50,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:50,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:50,175 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:50,176 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:20:50,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:50,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:50,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:50,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:50,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:50,197 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:50,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-12 02:20:50,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:50,213 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:50,214 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:20:50,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:50,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:50,214 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:50,223 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:20:50,223 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:20:50,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:50,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:50,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:50,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:50,574 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:50,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-12 02:20:50,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:50,587 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:50,587 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:20:50,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:50,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:50,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:50,587 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:20:50,588 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:20:50,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:50,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:50,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:50,625 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-12 02:20:50,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:50,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:50,626 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:50,632 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 [2023-11-12 02:20:50,645 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:50,645 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:20:50,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:50,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:50,645 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:50,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-12 02:20:50,649 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:20:50,649 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:20:50,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:50,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:50,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:50,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:50,682 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:50,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:50,701 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:50,702 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:20:50,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:20:50,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:50,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:50,702 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:50,704 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:20:50,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:20:50,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-12 02:20:50,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:20:50,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-11-12 02:20:50,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:20:50,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:20:50,733 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:20:50,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-12 02:20:50,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:20:50,750 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:20:50,750 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:20:50,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:20:50,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:20:50,750 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:20:50,772 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:20:50,772 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:21:02,826 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2023-11-12 02:21:02,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2023-11-12 02:21:02,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:21:02,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:02,831 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:02,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-12 02:21:02,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:21:02,848 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:21:02,848 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:21:02,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:21:02,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:21:02,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:21:02,848 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:21:02,849 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:21:02,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:21:02,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:21:02,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2023-11-12 02:21:02,885 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-12 02:21:02,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:21:02,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:02,886 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:02,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:21:02,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-12 02:21:02,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:21:02,910 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:21:02,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:21:02,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:21:02,910 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:21:02,914 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:21:02,915 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:21:02,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:21:02,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2023-11-12 02:21:02,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:21:02,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:02,930 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:02,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-12 02:21:02,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:21:02,944 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:21:02,944 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:21:02,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:21:02,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:21:02,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:21:02,945 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:21:02,946 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:21:02,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:21:02,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:21:02,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2023-11-12 02:21:02,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:21:02,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:02,956 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:02,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-12 02:21:02,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:21:02,970 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:21:02,970 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:21:02,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:21:02,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:21:02,971 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:21:02,994 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:21:02,994 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:21:15,055 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2023-11-12 02:21:15,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2023-11-12 02:21:15,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:21:15,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:15,061 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:15,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-12 02:21:15,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:21:15,075 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:21:15,075 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:21:15,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:21:15,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:21:15,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:21:15,075 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:21:15,077 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:21:15,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:21:15,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:21:15,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2023-11-12 02:21:15,108 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-12 02:21:15,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:21:15,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:15,109 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:15,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:21:15,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-12 02:21:15,128 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:21:15,129 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:21:15,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:21:15,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:21:15,129 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:21:15,132 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:21:15,132 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:21:15,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:21:15,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2023-11-12 02:21:15,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:21:15,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:15,165 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:15,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:21:15,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-12 02:21:15,214 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:21:15,214 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:21:15,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:21:15,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:21:15,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:21:15,214 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:21:15,215 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:21:15,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:21:15,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:21:15,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2023-11-12 02:21:15,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:21:15,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:15,240 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:15,244 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 [2023-11-12 02:21:15,257 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:21:15,257 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:21:15,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:21:15,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:21:15,258 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:21:15,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-12 02:21:15,268 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:21:15,268 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:21:15,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:21:15,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2023-11-12 02:21:15,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:21:15,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:15,392 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:15,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:21:15,409 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:21:15,409 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:21:15,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:21:15,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:21:15,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:21:15,410 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:21:15,410 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:21:15,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:21:15,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-12 02:21:15,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:21:15,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2023-11-12 02:21:15,424 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-12 02:21:15,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:21:15,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:15,426 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:15,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:21:15,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-12 02:21:15,447 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:21:15,447 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:21:15,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:21:15,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:21:15,448 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:21:15,452 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-12 02:21:15,452 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-12 02:21:15,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:21:15,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2023-11-12 02:21:15,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:21:15,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:15,484 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:15,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:21:15,505 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:21:15,505 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:21:15,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:21:15,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:21:15,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:21:15,506 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:21:15,507 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:21:15,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:21:15,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-12 02:21:15,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:21:15,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2023-11-12 02:21:15,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:21:15,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:15,535 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:15,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:21:15,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-12 02:21:15,553 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:21:15,553 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:21:15,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:21:15,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:21:15,554 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:21:15,570 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-12 02:21:15,570 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-12 02:21:16,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:21:16,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2023-11-12 02:21:16,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:21:16,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:21:16,386 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:21:16,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2023-11-12 02:21:16,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:21:16,399 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:21:16,399 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:21:16,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:21:16,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:21:16,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:21:16,399 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:21:16,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:21:16,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:21:16,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:21:16,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2023-11-12 02:21:16,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.11 02:21:16 BoogieIcfgContainer [2023-11-12 02:21:16,413 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-12 02:21:16,413 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:21:16,413 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:21:16,413 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:21:16,414 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:20:19" (3/4) ... [2023-11-12 02:21:16,416 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:21:16,417 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:21:16,418 INFO L158 Benchmark]: Toolchain (without parser) took 57338.75ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 118.0MB in the beginning and 125.5MB in the end (delta: -7.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-12 02:21:16,418 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 157.3MB. Free memory is still 131.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:21:16,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.22ms. Allocated memory is still 157.3MB. Free memory was 118.0MB in the beginning and 108.3MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 02:21:16,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.70ms. Allocated memory is still 157.3MB. Free memory was 108.3MB in the beginning and 107.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:21:16,419 INFO L158 Benchmark]: Boogie Preprocessor took 20.81ms. Allocated memory is still 157.3MB. Free memory was 107.1MB in the beginning and 105.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:21:16,420 INFO L158 Benchmark]: RCFGBuilder took 290.28ms. Allocated memory is still 157.3MB. Free memory was 105.8MB in the beginning and 96.6MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 02:21:16,420 INFO L158 Benchmark]: BuchiAutomizer took 56773.27ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 96.2MB in the beginning and 126.0MB in the end (delta: -29.8MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. [2023-11-12 02:21:16,421 INFO L158 Benchmark]: Witness Printer took 3.59ms. Allocated memory is still 188.7MB. Free memory was 126.0MB in the beginning and 125.5MB in the end (delta: 490.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:21:16,423 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64ms. Allocated memory is still 157.3MB. Free memory is still 131.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 212.22ms. Allocated memory is still 157.3MB. Free memory was 118.0MB in the beginning and 108.3MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.70ms. Allocated memory is still 157.3MB. Free memory was 108.3MB in the beginning and 107.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.81ms. Allocated memory is still 157.3MB. Free memory was 107.1MB in the beginning and 105.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 290.28ms. Allocated memory is still 157.3MB. Free memory was 105.8MB in the beginning and 96.6MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 56773.27ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 96.2MB in the beginning and 126.0MB in the end (delta: -29.8MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. * Witness Printer took 3.59ms. Allocated memory is still 188.7MB. Free memory was 126.0MB in the beginning and 125.5MB in the end (delta: 490.2kB). 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 56.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 56.6s. 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: inital42 mio100 ax100 hnf100 lsp92 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq171 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unknown Degree: 3 Time: 12100ms VariablesStem: 5 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 5 MotzkinApplications: 15 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_#t~nondet0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;" "assume !(main_~A~0#1 >= 1073741824);main_~B~0#1 := 1;main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;" "assume !false;" "assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1;" Loop: "assume !false;" "assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2023-11-12 02:21:16,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Forceful destruction successful, exit code 0 [2023-11-12 02:21:16,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2023-11-12 02:21:16,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2023-11-12 02:21:17,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-12 02:21:17,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 02:21:17,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with 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_32979bc5-5c68-42ac-b532-aef9dd8bf76a/bin/uautomizer-verify-uTZkv6EMXl/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