./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/lcm1-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e7bb482b 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_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/lcm1-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 de9b23e071ad28ec3471a6df711a8ce6d488c1e0c4f71c188ed8181e503af494 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:53:57,611 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:53:57,711 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-06 21:53:57,722 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:53:57,728 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:53:57,760 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:53:57,762 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:53:57,762 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:53:57,764 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:53:57,769 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:53:57,770 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:53:57,771 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 21:53:57,771 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 21:53:57,773 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 21:53:57,774 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 21:53:57,774 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 21:53:57,774 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 21:53:57,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:53:57,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 21:53:57,776 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:53:57,777 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 21:53:57,777 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:53:57,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:53:57,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 21:53:57,779 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 21:53:57,779 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 21:53:57,779 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 21:53:57,780 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:53:57,780 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:53:57,781 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 21:53:57,782 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:53:57,782 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:53:57,783 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:53:57,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:53:57,783 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 21:53:57,784 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 21:53:57,784 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_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de9b23e071ad28ec3471a6df711a8ce6d488c1e0c4f71c188ed8181e503af494 [2023-11-06 21:53:58,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:53:58,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:53:58,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:53:58,117 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:53:58,117 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:53:58,119 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/termination-nla/lcm1-both-nt.c [2023-11-06 21:54:01,303 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:54:01,575 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:54:01,576 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/sv-benchmarks/c/termination-nla/lcm1-both-nt.c [2023-11-06 21:54:01,584 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/data/5703be773/a0c0b4f6602d4978922d6c8ac64b22cf/FLAG34e30fc21 [2023-11-06 21:54:01,601 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/data/5703be773/a0c0b4f6602d4978922d6c8ac64b22cf [2023-11-06 21:54:01,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:54:01,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:54:01,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:54:01,616 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:54:01,621 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:54:01,622 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:54:01" (1/1) ... [2023-11-06 21:54:01,623 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bda4ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:01, skipping insertion in model container [2023-11-06 21:54:01,624 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:54:01" (1/1) ... [2023-11-06 21:54:01,652 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:54:01,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:54:01,848 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:54:01,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:54:01,873 WARN L672 CHandler]: The function __VERIFIER_nondet_unsigned_int is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:54:01,881 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:54:01,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:01 WrapperNode [2023-11-06 21:54:01,882 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:54:01,883 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:54:01,883 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:54:01,884 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:54:01,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:01" (1/1) ... [2023-11-06 21:54:01,896 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:01" (1/1) ... [2023-11-06 21:54:01,913 INFO L138 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2023-11-06 21:54:01,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:54:01,914 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:54:01,915 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:54:01,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:54:01,924 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:01" (1/1) ... [2023-11-06 21:54:01,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:01" (1/1) ... [2023-11-06 21:54:01,926 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:01" (1/1) ... [2023-11-06 21:54:01,926 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:01" (1/1) ... [2023-11-06 21:54:01,929 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:01" (1/1) ... [2023-11-06 21:54:01,934 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:01" (1/1) ... [2023-11-06 21:54:01,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:01" (1/1) ... [2023-11-06 21:54:01,936 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:01" (1/1) ... [2023-11-06 21:54:01,937 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:54:01,939 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:54:01,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:54:01,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:54:01,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:01" (1/1) ... [2023-11-06 21:54:01,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:54:01,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:01,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:54:01,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 21:54:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:54:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:54:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_unsigned_int [2023-11-06 21:54:02,094 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:54:02,097 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:54:02,306 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:54:02,313 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:54:02,313 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-06 21:54:02,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:54:02 BoogieIcfgContainer [2023-11-06 21:54:02,316 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:54:02,317 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 21:54:02,317 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 21:54:02,321 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 21:54:02,322 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 21:54:02,322 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 09:54:01" (1/3) ... [2023-11-06 21:54:02,323 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4528e08b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 09:54:02, skipping insertion in model container [2023-11-06 21:54:02,324 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 21:54:02,324 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:54:01" (2/3) ... [2023-11-06 21:54:02,325 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4528e08b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 09:54:02, skipping insertion in model container [2023-11-06 21:54:02,325 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 21:54:02,325 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:54:02" (3/3) ... [2023-11-06 21:54:02,326 INFO L332 chiAutomizerObserver]: Analyzing ICFG lcm1-both-nt.c [2023-11-06 21:54:02,389 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 21:54:02,389 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 21:54:02,390 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 21:54:02,390 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 21:54:02,390 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 21:54:02,390 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 21:54:02,391 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 21:54:02,391 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 21:54:02,395 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) [2023-11-06 21:54:02,413 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-06 21:54:02,413 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 21:54:02,413 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 21:54:02,420 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-06 21:54:02,420 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-06 21:54:02,420 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 21:54:02,421 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) [2023-11-06 21:54:02,422 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-06 21:54:02,423 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 21:54:02,423 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 21:54:02,424 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-06 21:54:02,424 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-06 21:54:02,432 INFO L748 eck$LassoCheckResult]: Stem: 11#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 4#L33true assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 9#L55-2true [2023-11-06 21:54:02,432 INFO L750 eck$LassoCheckResult]: Loop: 9#L55-2true assume !false; 3#L44true assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 12#L47-2true assume !true; 6#L55-1true assume !true; 9#L55-2true [2023-11-06 21:54:02,438 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:02,439 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-11-06 21:54:02,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:02,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093249705] [2023-11-06 21:54:02,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:02,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:54:02,547 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:54:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:54:02,576 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:54:02,579 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:02,579 INFO L85 PathProgramCache]: Analyzing trace with hash 1421558, now seen corresponding path program 1 times [2023-11-06 21:54:02,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:02,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244405371] [2023-11-06 21:54:02,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:02,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:02,588 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:54:02,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1361115443] [2023-11-06 21:54:02,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:02,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:02,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:02,596 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:02,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 21:54:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:02,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 21:54:02,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:54:02,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 21:54:02,684 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:54:02,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:02,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244405371] [2023-11-06 21:54:02,685 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:54:02,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361115443] [2023-11-06 21:54:02,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361115443] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:02,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:54:02,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:54:02,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907581773] [2023-11-06 21:54:02,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:02,692 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-06 21:54:02,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:02,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 21:54:02,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 21:54:02,740 INFO L87 Difference]: Start difference. First operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 21:54:02,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:02,749 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2023-11-06 21:54:02,750 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2023-11-06 21:54:02,754 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-06 21:54:02,758 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 9 states and 11 transitions. [2023-11-06 21:54:02,759 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-11-06 21:54:02,760 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2023-11-06 21:54:02,760 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2023-11-06 21:54:02,761 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 21:54:02,761 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-11-06 21:54:02,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2023-11-06 21:54:02,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2023-11-06 21:54:02,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 21:54:02,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2023-11-06 21:54:02,794 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-11-06 21:54:02,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 21:54:02,799 INFO L428 stractBuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-11-06 21:54:02,799 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-06 21:54:02,800 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 11 transitions. [2023-11-06 21:54:02,800 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-06 21:54:02,800 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 21:54:02,801 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 21:54:02,802 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-06 21:54:02,802 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-06 21:54:02,806 INFO L748 eck$LassoCheckResult]: Stem: 49#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 50#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 51#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 48#L55-2 [2023-11-06 21:54:02,807 INFO L750 eck$LassoCheckResult]: Loop: 48#L55-2 assume !false; 45#L44 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 46#L47-2 assume !false; 47#L49 assume !((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 43#L55-1 assume !false; 44#L57 assume !((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 48#L55-2 [2023-11-06 21:54:02,807 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:02,808 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2023-11-06 21:54:02,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:02,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274775913] [2023-11-06 21:54:02,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:02,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:54:02,822 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:54:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:54:02,833 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:54:02,834 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:02,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1365890956, now seen corresponding path program 1 times [2023-11-06 21:54:02,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:02,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435465307] [2023-11-06 21:54:02,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:02,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:02,842 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:54:02,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1628794416] [2023-11-06 21:54:02,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:02,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:02,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:02,867 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:02,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 21:54:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:54:02,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 21:54:02,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:54:02,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 21:54:02,999 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:54:02,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:54:02,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435465307] [2023-11-06 21:54:02,999 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:54:03,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1628794416] [2023-11-06 21:54:03,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1628794416] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:54:03,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:54:03,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:54:03,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749458145] [2023-11-06 21:54:03,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:54:03,029 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-06 21:54:03,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:54:03,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:54:03,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:54:03,032 INFO L87 Difference]: Start difference. First operand 9 states and 11 transitions. cyclomatic complexity: 3 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 21:54:15,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-06 21:54:27,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-06 21:54:39,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-06 21:54:39,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:54:39,281 INFO L93 Difference]: Finished difference Result 13 states and 15 transitions. [2023-11-06 21:54:39,281 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 15 transitions. [2023-11-06 21:54:39,282 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2023-11-06 21:54:39,283 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 15 transitions. [2023-11-06 21:54:39,283 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-06 21:54:39,283 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2023-11-06 21:54:39,283 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 15 transitions. [2023-11-06 21:54:39,284 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 21:54:39,284 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 15 transitions. [2023-11-06 21:54:39,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 15 transitions. [2023-11-06 21:54:39,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 11. [2023-11-06 21:54:39,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 10 states have internal predecessors, (13), 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) [2023-11-06 21:54:39,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 13 transitions. [2023-11-06 21:54:39,286 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 13 transitions. [2023-11-06 21:54:39,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:54:39,321 INFO L428 stractBuchiCegarLoop]: Abstraction has 11 states and 13 transitions. [2023-11-06 21:54:39,321 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-06 21:54:39,321 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 13 transitions. [2023-11-06 21:54:39,322 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2023-11-06 21:54:39,322 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 21:54:39,322 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 21:54:39,323 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-06 21:54:39,323 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1, 1] [2023-11-06 21:54:39,323 INFO L748 eck$LassoCheckResult]: Stem: 93#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 94#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 95#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 92#L55-2 [2023-11-06 21:54:39,324 INFO L750 eck$LassoCheckResult]: Loop: 92#L55-2 assume !false; 88#L44 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 89#L47-2 assume !false; 90#L49 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 91#L47-2 assume !false; 96#L49 assume !((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 86#L55-1 assume !false; 87#L57 assume !((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 92#L55-2 [2023-11-06 21:54:39,325 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:39,334 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 3 times [2023-11-06 21:54:39,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:39,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358134464] [2023-11-06 21:54:39,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:39,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:39,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:54:39,354 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:54:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:54:39,369 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:54:39,369 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:54:39,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1637427375, now seen corresponding path program 1 times [2023-11-06 21:54:39,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:54:39,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822132353] [2023-11-06 21:54:39,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:39,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:54:39,378 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:54:39,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [820156299] [2023-11-06 21:54:39,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:54:39,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:54:39,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:54:39,387 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:54:39,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 21:56:58,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:56:58,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 21:56:58,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:56:59,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-06 21:56:59,528 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 21:56:59,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:56:59,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822132353] [2023-11-06 21:56:59,528 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 21:56:59,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820156299] [2023-11-06 21:56:59,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [820156299] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:56:59,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:56:59,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:56:59,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937643135] [2023-11-06 21:56:59,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:56:59,530 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-06 21:56:59,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:56:59,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:56:59,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:56:59,531 INFO L87 Difference]: Start difference. First operand 11 states and 13 transitions. cyclomatic complexity: 3 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2023-11-06 21:56:59,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:56:59,591 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2023-11-06 21:56:59,591 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 9 transitions. [2023-11-06 21:56:59,592 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-06 21:56:59,593 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 9 states and 9 transitions. [2023-11-06 21:56:59,593 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-11-06 21:56:59,593 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2023-11-06 21:56:59,594 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 9 transitions. [2023-11-06 21:56:59,594 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 21:56:59,594 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 9 transitions. [2023-11-06 21:56:59,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 9 transitions. [2023-11-06 21:56:59,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 7. [2023-11-06 21:56:59,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.0) internal successors, (7), 6 states have internal predecessors, (7), 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) [2023-11-06 21:56:59,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2023-11-06 21:56:59,596 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 7 transitions. [2023-11-06 21:56:59,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:56:59,598 INFO L428 stractBuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2023-11-06 21:56:59,599 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-06 21:56:59,599 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 7 transitions. [2023-11-06 21:56:59,599 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-06 21:56:59,600 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 21:56:59,600 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 21:56:59,600 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-06 21:56:59,601 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 21:56:59,601 INFO L748 eck$LassoCheckResult]: Stem: 137#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 138#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 139#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 136#L55-2 assume !false; 133#L44 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 134#L47-2 [2023-11-06 21:56:59,601 INFO L750 eck$LassoCheckResult]: Loop: 134#L47-2 assume !false; 135#L49 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 134#L47-2 [2023-11-06 21:56:59,602 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:59,602 INFO L85 PathProgramCache]: Analyzing trace with hash 28695977, now seen corresponding path program 1 times [2023-11-06 21:56:59,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:56:59,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140862652] [2023-11-06 21:56:59,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:59,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:56:59,612 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:56:59,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [565029711] [2023-11-06 21:56:59,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:59,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:59,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:59,618 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:56:59,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 21:56:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:56:59,704 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:56:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:56:59,726 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:56:59,727 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:59,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2023-11-06 21:56:59,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:56:59,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812007826] [2023-11-06 21:56:59,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:59,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:56:59,733 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:56:59,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1544188711] [2023-11-06 21:56:59,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:59,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:59,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:59,744 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:56:59,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 21:56:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:56:59,797 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:56:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:56:59,804 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:56:59,805 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:56:59,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1807031086, now seen corresponding path program 1 times [2023-11-06 21:56:59,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:56:59,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535159416] [2023-11-06 21:56:59,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:59,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:56:59,814 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:56:59,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1876166781] [2023-11-06 21:56:59,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:56:59,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:56:59,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:56:59,823 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:56:59,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 21:56:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:56:59,876 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:56:59,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:56:59,904 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:00,557 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 21:57:00,557 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 21:57:00,557 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 21:57:00,558 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 21:57:00,558 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 21:57:00,558 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:00,558 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 21:57:00,558 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 21:57:00,558 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-nt.c_Iteration4_Lasso [2023-11-06 21:57:00,559 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 21:57:00,559 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 21:57:00,590 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:00,600 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:00,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:00,751 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:02,284 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 21:57:02,285 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 21:57:02,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:02,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:02,296 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:02,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 21:57:02,302 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 21:57:02,304 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 21:57:02,330 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 21:57:02,330 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: [] [2023-11-06 21:57:02,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:02,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:02,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:02,338 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:02,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 21:57:02,341 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 21:57:02,342 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 21:57:02,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-06 21:57:02,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:02,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:02,422 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:02,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 21:57:02,429 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 21:57:02,429 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 21:57:02,473 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-06 21:57:02,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-06 21:57:02,486 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 21:57:02,487 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 21:57:02,487 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 21:57:02,487 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 21:57:02,487 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 21:57:02,487 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:02,487 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 21:57:02,487 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 21:57:02,487 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-nt.c_Iteration4_Lasso [2023-11-06 21:57:02,488 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 21:57:02,488 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 21:57:02,491 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:02,498 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:02,503 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:02,506 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:04,717 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 21:57:04,723 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 21:57:04,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:04,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:04,728 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:04,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:04,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 21:57:04,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:04,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:04,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:04,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:04,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:04,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:04,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:04,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:04,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:04,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:04,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:04,787 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:04,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:04,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-06 21:57:04,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:04,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:04,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:04,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:04,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:04,815 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:04,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:04,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:04,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:04,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:04,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:04,838 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:04,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-06 21:57:04,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:04,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:04,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:04,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:04,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:04,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:04,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:04,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:04,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:04,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:04,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:04,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:04,889 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:04,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-06 21:57:04,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:04,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:04,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:04,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:04,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:04,932 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:04,932 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 21:57:04,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:04,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:04,970 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-06 21:57:04,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:04,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:04,972 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:04,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:04,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-06 21:57:04,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:04,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:04,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:04,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:04,997 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:04,998 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 21:57:04,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:05,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:05,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,007 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-06 21:57:05,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:05,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:05,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,025 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:05,026 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 21:57:05,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:05,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2023-11-06 21:57:05,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,034 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-06 21:57:05,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:05,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:05,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,050 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:05,052 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 21:57:05,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:05,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-11-06 21:57:05,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,064 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-06 21:57:05,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:05,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,090 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:05,111 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-06 21:57:05,111 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-06 21:57:05,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:05,152 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-06 21:57:05,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,154 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-06 21:57:05,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:05,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:05,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,172 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:05,174 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:05,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:05,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:05,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,205 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-06 21:57:05,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:05,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:05,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,245 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:05,247 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:05,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:05,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:05,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,276 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-06 21:57:05,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:05,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:05,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,307 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:05,308 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:05,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:05,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:05,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,330 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-06 21:57:05,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:05,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,352 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:05,379 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-06 21:57:05,379 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 21:57:05,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:05,424 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-06 21:57:05,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,426 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-06 21:57:05,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:05,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:05,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,456 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:05,457 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 21:57:05,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:05,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:05,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,491 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-06 21:57:05,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:05,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:05,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,530 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:05,531 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 21:57:05,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:05,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:05,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,557 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-06 21:57:05,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:05,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:05,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,580 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:05,581 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 21:57:05,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:05,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:05,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,604 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-06 21:57:05,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:05,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,628 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:05,670 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-06 21:57:05,670 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-06 21:57:05,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:05,722 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-06 21:57:05,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,724 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-06 21:57:05,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:05,744 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:05,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:05,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,745 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:05,746 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 21:57:05,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:05,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:05,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,778 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-06 21:57:05,804 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:05,804 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:05,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:05,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,805 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:05,809 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 21:57:05,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:05,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:05,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,831 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-06 21:57:05,852 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:05,852 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:05,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:05,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,852 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:05,854 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 21:57:05,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:05,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:05,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,891 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:05,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-06 21:57:05,914 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:05,914 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:05,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:05,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:05,915 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:05,933 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-06 21:57:05,933 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-06 21:57:05,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:05,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:05,983 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-06 21:57:05,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:05,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:05,984 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:05,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:06,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-06 21:57:06,005 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,005 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 21:57:06,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:06,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,006 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:06,008 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:06,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:06,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,028 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-06 21:57:06,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:06,044 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,044 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 21:57:06,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:06,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,045 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:06,046 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:06,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:06,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,064 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:06,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-06 21:57:06,089 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,089 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 21:57:06,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:06,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,089 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:06,091 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:06,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:06,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,119 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:06,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-06 21:57:06,140 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,141 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 21:57:06,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,141 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:06,169 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-06 21:57:06,169 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 21:57:06,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,227 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-06 21:57:06,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,228 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:06,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-06 21:57:06,250 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,250 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:06,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:06,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,251 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:06,253 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 21:57:06,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:06,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,278 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:06,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-06 21:57:06,300 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,300 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:06,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:06,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,300 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:06,302 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 21:57:06,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:06,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,359 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:06,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-06 21:57:06,381 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,381 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:06,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:06,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,382 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:06,384 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 21:57:06,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:06,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,414 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,419 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 [2023-11-06 21:57:06,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-06 21:57:06,437 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,437 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:06,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,438 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:06,468 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-06 21:57:06,468 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-06 21:57:06,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,550 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-06 21:57:06,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,551 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:06,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-06 21:57:06,572 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,573 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:06,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:06,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,573 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:06,574 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:06,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:06,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,603 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:06,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-06 21:57:06,621 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,621 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:06,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:06,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,622 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:06,623 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:06,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:06,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,647 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:06,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-06 21:57:06,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,664 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:06,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:06,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,665 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:06,665 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:06,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:06,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,685 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,692 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 [2023-11-06 21:57:06,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-06 21:57:06,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,708 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:06,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,708 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:06,729 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-06 21:57:06,729 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 21:57:06,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,771 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-06 21:57:06,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,773 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:06,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-06 21:57:06,797 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,797 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:06,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:06,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,798 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 21:57:06,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:06,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:06,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,821 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:06,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-06 21:57:06,845 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,845 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:06,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:06,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,845 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 21:57:06,847 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:06,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:06,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,873 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:06,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-06 21:57:06,893 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,893 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:06,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:06,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,893 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 21:57:06,895 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:06,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:06,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:06,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:06,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:06,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:06,923 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:06,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:06,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-06 21:57:06,943 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:06,943 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:06,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:06,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:06,944 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 21:57:06,970 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-06 21:57:06,970 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-06 21:57:07,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:07,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:07,027 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-06 21:57:07,027 INFO L748 eck$LassoCheckResult]: Stem: 137#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 138#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 139#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 136#L55-2 assume !false; 133#L44 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 134#L47-2 assume !false; 135#L49 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 134#L47-2 [2023-11-06 21:57:07,028 INFO L750 eck$LassoCheckResult]: Loop: 134#L47-2 assume !false; 135#L49 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 134#L47-2 [2023-11-06 21:57:07,028 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:07,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1807031086, now seen corresponding path program 2 times [2023-11-06 21:57:07,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:07,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316001187] [2023-11-06 21:57:07,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:07,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:07,041 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:57:07,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [823435883] [2023-11-06 21:57:07,041 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 21:57:07,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:57:07,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:07,043 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:57:07,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2023-11-06 21:57:07,100 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-06 21:57:07,101 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-06 21:57:07,101 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:07,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:07,129 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:07,130 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:07,130 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 2 times [2023-11-06 21:57:07,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:07,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143433669] [2023-11-06 21:57:07,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:07,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:07,133 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:57:07,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1008083531] [2023-11-06 21:57:07,134 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 21:57:07,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:57:07,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:07,141 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:57:07,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2023-11-06 21:57:07,186 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-06 21:57:07,186 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-06 21:57:07,187 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:07,194 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:07,195 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:07,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1390087027, now seen corresponding path program 3 times [2023-11-06 21:57:07,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:07,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683496203] [2023-11-06 21:57:07,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:07,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:07,203 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 21:57:07,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1858476038] [2023-11-06 21:57:07,203 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-06 21:57:07,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 21:57:07,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:07,215 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 21:57:07,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2023-11-06 21:57:07,692 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-06 21:57:07,692 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-06 21:57:07,693 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:10,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:10,110 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:18,031 WARN L293 SmtUtils]: Spent 7.83s on a formula simplification. DAG size of input: 34 DAG size of output: 27 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 21:57:18,100 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 21:57:18,100 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 21:57:18,100 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 21:57:18,100 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 21:57:18,100 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 21:57:18,100 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:18,101 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 21:57:18,101 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 21:57:18,101 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-nt.c_Iteration4_Lasso [2023-11-06 21:57:18,101 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 21:57:18,101 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 21:57:18,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:18,107 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:18,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:18,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:19,281 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 21:57:19,281 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 21:57:19,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:19,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:19,295 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:19,296 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 21:57:19,296 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 21:57:19,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-06 21:57:19,310 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 21:57:19,310 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0#1=0} Honda state: {ULTIMATE.start_main_#t~ret0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 21:57:19,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:19,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:19,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:19,314 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:19,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-06 21:57:19,317 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 21:57:19,317 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 21:57:19,329 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 21:57:19,329 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: [] [2023-11-06 21:57:19,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-06 21:57:19,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:19,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:19,333 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:19,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-06 21:57:19,336 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 21:57:19,336 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 21:57:19,348 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 21:57:19,348 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret1#1=0} Honda state: {ULTIMATE.start_main_#t~ret1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 21:57:19,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-11-06 21:57:19,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:19,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:19,352 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:19,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-06 21:57:19,354 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 21:57:19,354 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 21:57:19,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:19,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:19,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:19,377 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:19,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-06 21:57:19,379 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 21:57:19,379 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 21:57:19,417 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-06 21:57:19,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-06 21:57:19,420 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 21:57:19,420 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 21:57:19,420 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 21:57:19,420 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 21:57:19,420 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 21:57:19,420 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:19,420 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 21:57:19,421 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 21:57:19,421 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-nt.c_Iteration4_Lasso [2023-11-06 21:57:19,421 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 21:57:19,421 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 21:57:19,423 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:19,427 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:19,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:19,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:20,313 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 21:57:20,313 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 21:57:20,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,316 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-06 21:57:20,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:20,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:20,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:20,329 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:20,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:20,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:20,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,358 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:20,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:20,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-06 21:57:20,385 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:20,385 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 21:57:20,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:20,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,409 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:20,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-06 21:57:20,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:20,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:20,426 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:20,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:20,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:20,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,446 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:20,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:20,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:20,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:20,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:20,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-06 21:57:20,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:20,479 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-06 21:57:20,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,480 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:20,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:20,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,497 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:20,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-06 21:57:20,498 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 21:57:20,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:20,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-06 21:57:20,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,503 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-06 21:57:20,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:20,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,516 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:20,527 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-06 21:57:20,528 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-06 21:57:20,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:20,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,560 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:20,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:20,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,576 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:20,577 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 21:57:20,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:20,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-06 21:57:20,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:20,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,588 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-06 21:57:20,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:20,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:20,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,603 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:20,603 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 21:57:20,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:20,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2023-11-06 21:57:20,615 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-06 21:57:20,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,616 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,624 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 [2023-11-06 21:57:20,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-06 21:57:20,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,635 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:20,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,636 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:20,636 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:20,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:20,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:20,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,642 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-06 21:57:20,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:20,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,658 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:20,676 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-06 21:57:20,676 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 21:57:20,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:20,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,715 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:20,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-06 21:57:20,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:20,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,736 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:20,737 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:20,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:20,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:20,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,761 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:20,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-06 21:57:20,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:20,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,784 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:20,785 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:20,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:20,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:20,799 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-06 21:57:20,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,802 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:20,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-06 21:57:20,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:20,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,833 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:20,834 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 21:57:20,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:20,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:20,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,857 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:20,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-06 21:57:20,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,879 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:20,902 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-06 21:57:20,902 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-06 21:57:20,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:20,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,948 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:20,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-06 21:57:20,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:20,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:20,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:20,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:20,969 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:20,970 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 21:57:20,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:20,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:20,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:20,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:20,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:20,992 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:20,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:21,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-06 21:57:21,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:21,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:21,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,012 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:21,012 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 21:57:21,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:21,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,032 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-06 21:57:21,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,033 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:21,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-06 21:57:21,053 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,053 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:21,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:21,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,054 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:21,055 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 21:57:21,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:21,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,085 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:21,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-06 21:57:21,106 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,107 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:21,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,107 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:21,121 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-06 21:57:21,121 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-06 21:57:21,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,162 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:21,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-06 21:57:21,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,181 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:21,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:21,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,182 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:21,183 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 21:57:21,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:21,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,206 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:21,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-06 21:57:21,226 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,226 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:21,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:21,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,226 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 21:57:21,227 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 21:57:21,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:21,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,252 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-06 21:57:21,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,253 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:21,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-06 21:57:21,272 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,272 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 21:57:21,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:21,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,273 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:21,274 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:21,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:21,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,301 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:21,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-06 21:57:21,322 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,322 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 21:57:21,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,323 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:21,346 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-06 21:57:21,347 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 21:57:21,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,414 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:21,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-06 21:57:21,435 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,436 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 21:57:21,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:21,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,436 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:21,437 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:21,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:21,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,473 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,477 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 [2023-11-06 21:57:21,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-06 21:57:21,492 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,493 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 21:57:21,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:21,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,493 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:21,494 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:21,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:21,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,520 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-06 21:57:21,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,521 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:21,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-06 21:57:21,540 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,540 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:21,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:21,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,541 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:21,542 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 21:57:21,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:21,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,565 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,569 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 [2023-11-06 21:57:21,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-06 21:57:21,587 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,587 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:21,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,587 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:21,615 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-06 21:57:21,615 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-06 21:57:21,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,685 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:21,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-06 21:57:21,706 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,706 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:21,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:21,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,706 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:21,708 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 21:57:21,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:21,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,733 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,737 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 [2023-11-06 21:57:21,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-06 21:57:21,753 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,754 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:21,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:21,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,754 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 21:57:21,756 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 21:57:21,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:21,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,779 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-06 21:57:21,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,781 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:21,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-06 21:57:21,800 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,800 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:21,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:21,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,801 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:21,802 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:21,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:21,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,822 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:21,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-06 21:57:21,842 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,842 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:21,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,843 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:21,860 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-06 21:57:21,861 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 21:57:21,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,913 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:21,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,930 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:21,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:21,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,930 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:21,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-06 21:57:21,931 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:21,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:21,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,953 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:21,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-06 21:57:21,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:21,972 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 21:57:21,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:21,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:21,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:21,972 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 21:57:21,973 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:21,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:21,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:21,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:21,987 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-06 21:57:21,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:21,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:21,989 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:21,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:22,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-06 21:57:22,008 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:22,008 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:22,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:22,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:22,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:22,009 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 21:57:22,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:22,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:22,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:22,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:22,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:22,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:22,037 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:22,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:22,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2023-11-06 21:57:22,059 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:22,059 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:22,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:22,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:22,059 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 21:57:22,087 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-06 21:57:22,087 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-06 21:57:22,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:22,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:22,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:22,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:22,150 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:22,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:22,169 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:22,169 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:22,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:22,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:22,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:22,170 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 21:57:22,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:22,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:22,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2023-11-06 21:57:22,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:22,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:22,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:22,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:22,200 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:22,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 21:57:22,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2023-11-06 21:57:22,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 21:57:22,219 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 21:57:22,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:22,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:22,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:22,220 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 21:57:22,221 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:22,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:22,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:22,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:22,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 09:57:22 BoogieIcfgContainer [2023-11-06 21:57:22,260 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 21:57:22,261 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 21:57:22,261 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 21:57:22,261 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 21:57:22,262 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:54:02" (3/4) ... [2023-11-06 21:57:22,264 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 21:57:22,266 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 21:57:22,267 INFO L158 Benchmark]: Toolchain (without parser) took 200655.78ms. Allocated memory is still 153.1MB. Free memory was 117.4MB in the beginning and 68.7MB in the end (delta: 48.8MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2023-11-06 21:57:22,267 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 117.4MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:57:22,267 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.86ms. Allocated memory is still 153.1MB. Free memory was 117.4MB in the beginning and 107.5MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 21:57:22,268 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.58ms. Allocated memory is still 153.1MB. Free memory was 107.5MB in the beginning and 106.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 21:57:22,268 INFO L158 Benchmark]: Boogie Preprocessor took 23.01ms. Allocated memory is still 153.1MB. Free memory was 106.0MB in the beginning and 105.0MB in the end (delta: 936.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:57:22,269 INFO L158 Benchmark]: RCFGBuilder took 376.38ms. Allocated memory is still 153.1MB. Free memory was 104.8MB in the beginning and 94.9MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 21:57:22,270 INFO L158 Benchmark]: BuchiAutomizer took 199943.35ms. Allocated memory is still 153.1MB. Free memory was 94.7MB in the beginning and 69.4MB in the end (delta: 25.3MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. [2023-11-06 21:57:22,270 INFO L158 Benchmark]: Witness Printer took 5.12ms. Allocated memory is still 153.1MB. Free memory was 69.4MB in the beginning and 68.7MB in the end (delta: 702.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:57:22,273 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69ms. Allocated memory is still 117.4MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.86ms. Allocated memory is still 153.1MB. Free memory was 117.4MB in the beginning and 107.5MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.58ms. Allocated memory is still 153.1MB. Free memory was 107.5MB in the beginning and 106.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.01ms. Allocated memory is still 153.1MB. Free memory was 106.0MB in the beginning and 105.0MB in the end (delta: 936.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 376.38ms. Allocated memory is still 153.1MB. Free memory was 104.8MB in the beginning and 94.9MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 199943.35ms. Allocated memory is still 153.1MB. Free memory was 94.7MB in the beginning and 69.4MB in the end (delta: 25.3MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. * Witness Printer took 5.12ms. Allocated memory is still 153.1MB. Free memory was 69.4MB in the beginning and 68.7MB in the end (delta: 702.7kB). 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 Your program was decomposed into 3 terminating modules (3 trivial, 0 deterministic, 0 nondeterministic) and one module whose termination is unknown.3 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 199.8s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 163.3s. Construction of modules took 36.2s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations. 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: 3 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 36.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 35 SdHoareTripleChecker+Invalid, 36.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 30 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI3 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital61 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div349 bol100 ite100 ukn100 eq153 hnf95 smp46 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 108ms VariablesStem: 10 VariablesLoop: 8 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 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~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1;" "assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0;" "assume !false;" "assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296);" "assume !false;" "assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1;" Loop: "assume !false;" "assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2023-11-06 21:57:22,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:22,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:22,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Ended with exit code 0 [2023-11-06 21:57:22,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-06 21:57:23,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-06 21:57:23,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:23,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-06 21:57:23,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-06 21:57:23,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-06 21:57:24,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61fac053-64d6-4ad0-ba5e-db1c1ecbe166/bin/uautomizer-verify-WvqO1wxjHP/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