./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps4-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc 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_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps4-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:02:36,355 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:02:36,415 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-29 00:02:36,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:02:36,420 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:02:36,443 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:02:36,444 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:02:36,445 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:02:36,445 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:02:36,446 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:02:36,447 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:02:36,447 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:02:36,448 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:02:36,448 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 00:02:36,449 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 00:02:36,449 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 00:02:36,450 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 00:02:36,450 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 00:02:36,450 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 00:02:36,451 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:02:36,451 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 00:02:36,452 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:02:36,453 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:02:36,453 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:02:36,454 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:02:36,454 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 00:02:36,454 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 00:02:36,455 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 00:02:36,455 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 00:02:36,456 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:02:36,456 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:02:36,456 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 00:02:36,457 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:02:36,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:02:36,457 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:02:36,458 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:02:36,458 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:02:36,459 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 00:02:36,459 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_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 [2023-11-29 00:02:36,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:02:36,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:02:36,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:02:36,711 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:02:36,711 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:02:36,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/termination-nla/ps4-both-t.c [2023-11-29 00:02:39,508 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:02:39,688 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:02:39,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/sv-benchmarks/c/termination-nla/ps4-both-t.c [2023-11-29 00:02:39,695 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/data/3b6363df4/494e621366444062a97392a7dde328e3/FLAGd1560500d [2023-11-29 00:02:39,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/data/3b6363df4/494e621366444062a97392a7dde328e3 [2023-11-29 00:02:39,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:02:39,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:02:39,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:02:39,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:02:39,715 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:02:39,716 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:02:39" (1/1) ... [2023-11-29 00:02:39,717 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1740cc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39, skipping insertion in model container [2023-11-29 00:02:39,717 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:02:39" (1/1) ... [2023-11-29 00:02:39,737 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:02:39,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:02:39,874 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:02:39,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:02:39,896 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:02:39,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39 WrapperNode [2023-11-29 00:02:39,897 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:02:39,898 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:02:39,898 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:02:39,898 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:02:39,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39" (1/1) ... [2023-11-29 00:02:39,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39" (1/1) ... [2023-11-29 00:02:39,921 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2023-11-29 00:02:39,922 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:02:39,922 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:02:39,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:02:39,923 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:02:39,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39" (1/1) ... [2023-11-29 00:02:39,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39" (1/1) ... [2023-11-29 00:02:39,932 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39" (1/1) ... [2023-11-29 00:02:39,937 INFO L175 MemorySlicer]: No memory access in input program. [2023-11-29 00:02:39,937 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39" (1/1) ... [2023-11-29 00:02:39,938 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39" (1/1) ... [2023-11-29 00:02:39,939 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39" (1/1) ... [2023-11-29 00:02:39,942 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39" (1/1) ... [2023-11-29 00:02:39,943 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39" (1/1) ... [2023-11-29 00:02:39,944 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39" (1/1) ... [2023-11-29 00:02:39,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:02:39,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:02:39,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:02:39,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:02:39,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39" (1/1) ... [2023-11-29 00:02:39,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:39,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:39,974 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:39,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 00:02:40,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:02:40,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:02:40,068 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:02:40,070 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:02:40,152 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:02:40,160 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:02:40,161 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:02:40,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:02:40 BoogieIcfgContainer [2023-11-29 00:02:40,162 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:02:40,163 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 00:02:40,163 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 00:02:40,168 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 00:02:40,168 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 00:02:40,169 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 12:02:39" (1/3) ... [2023-11-29 00:02:40,170 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41e3eab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 12:02:40, skipping insertion in model container [2023-11-29 00:02:40,170 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 00:02:40,170 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:02:39" (2/3) ... [2023-11-29 00:02:40,171 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41e3eab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 12:02:40, skipping insertion in model container [2023-11-29 00:02:40,171 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 00:02:40,171 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:02:40" (3/3) ... [2023-11-29 00:02:40,172 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps4-both-t.c [2023-11-29 00:02:40,233 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 00:02:40,233 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 00:02:40,233 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 00:02:40,234 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 00:02:40,234 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 00:02:40,234 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 00:02:40,234 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 00:02:40,234 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 00:02:40,239 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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) [2023-11-29 00:02:40,257 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-29 00:02:40,257 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:02:40,257 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:02:40,262 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 00:02:40,262 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-29 00:02:40,262 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-29 00:02:40,262 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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) [2023-11-29 00:02:40,263 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-29 00:02:40,263 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:02:40,263 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:02:40,263 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 00:02:40,264 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-29 00:02:40,269 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true [2023-11-29 00:02:40,269 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2023-11-29 00:02:40,274 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:02:40,274 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-29 00:02:40,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:02:40,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180156345] [2023-11-29 00:02:40,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:02:40,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:02:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:02:40,360 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:02:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:02:40,380 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:02:40,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:02:40,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2023-11-29 00:02:40,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:02:40,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951772688] [2023-11-29 00:02:40,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:02:40,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:02:40,393 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:02:40,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1702513160] [2023-11-29 00:02:40,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:02:40,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:02:40,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:40,398 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:02:40,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 00:02:40,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:02:40,443 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:02:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:02:40,455 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:02:40,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:02:40,457 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2023-11-29 00:02:40,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:02:40,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278491290] [2023-11-29 00:02:40,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:02:40,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:02:40,466 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:02:40,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [210023940] [2023-11-29 00:02:40,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:02:40,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:02:40,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:40,507 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:02:40,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 00:02:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:02:40,555 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:02:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:02:40,565 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:02:40,659 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:02:40,660 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:02:40,660 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:02:40,660 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:02:40,660 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 00:02:40,660 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:40,660 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:02:40,661 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:02:40,661 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2023-11-29 00:02:40,661 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:02:40,661 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:02:40,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:40,752 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:02:40,753 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 00:02:40,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:40,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:40,758 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:40,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-29 00:02:40,763 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:02:40,763 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:02:40,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:40,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:40,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:40,796 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:40,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-29 00:02:40,799 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 00:02:40,799 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:02:40,822 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 00:02:40,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-29 00:02:40,828 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:02:40,828 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:02:40,828 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:02:40,828 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:02:40,828 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:02:40,828 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:40,829 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:02:40,829 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:02:40,829 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2023-11-29 00:02:40,829 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:02:40,829 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:02:40,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:40,888 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:02:40,892 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:02:40,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:40,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:40,895 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:40,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-29 00:02:40,898 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 [2023-11-29 00:02:40,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:40,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:40,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:40,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:40,910 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:02:40,914 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:02:40,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:40,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:40,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:40,922 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-29 00:02:40,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:40,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:40,924 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:40,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-29 00:02:40,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:40,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:40,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:40,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:40,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:40,940 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:40,945 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 00:02:40,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:40,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:40,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:40,954 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-29 00:02:40,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:40,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:40,955 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:40,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-29 00:02:40,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:40,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:40,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:40,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:40,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:40,971 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:40,976 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:40,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:40,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:40,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-29 00:02:40,986 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-29 00:02:40,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:40,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:40,988 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:40,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-29 00:02:40,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:41,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,010 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:41,015 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 00:02:41,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-29 00:02:41,027 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-29 00:02:41,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,029 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-29 00:02:41,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,043 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:41,043 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:41,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,043 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:41,049 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 00:02:41,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-29 00:02:41,062 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-29 00:02:41,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,063 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-29 00:02:41,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,078 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:41,078 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 00:02:41,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,079 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:41,086 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:41,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2023-11-29 00:02:41,104 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-29 00:02:41,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,105 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-29 00:02:41,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,122 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:41,122 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:41,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,123 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:41,133 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 00:02:41,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-11-29 00:02:41,160 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-29 00:02:41,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,162 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-29 00:02:41,176 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:41,177 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:41,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,177 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:41,181 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:41,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-11-29 00:02:41,192 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-29 00:02:41,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,193 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-29 00:02:41,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,207 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:41,207 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:41,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,208 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 00:02:41,215 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:02:41,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-11-29 00:02:41,254 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:02:41,255 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:02:41,255 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:02:41,255 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:02:41,255 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 00:02:41,255 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,255 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:02:41,255 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:02:41,255 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2023-11-29 00:02:41,256 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:02:41,256 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:02:41,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:41,279 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:41,281 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:41,346 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:02:41,346 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 00:02:41,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,348 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-29 00:02:41,351 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:02:41,351 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:02:41,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-11-29 00:02:41,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,371 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-29 00:02:41,375 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 00:02:41,375 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:02:41,392 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 00:02:41,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:41,396 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:02:41,396 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:02:41,396 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:02:41,396 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:02:41,396 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:02:41,396 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,396 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:02:41,396 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:02:41,396 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2023-11-29 00:02:41,397 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:02:41,397 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:02:41,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:41,402 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:41,404 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:41,512 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:02:41,512 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:02:41,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,513 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-29 00:02:41,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:41,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:02:41,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:02:41,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-11-29 00:02:41,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,539 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-29 00:02:41,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:41,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:02:41,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:02:41,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-11-29 00:02:41,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,563 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-29 00:02:41,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:41,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:02:41,586 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:02:41,586 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:02:41,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-11-29 00:02:41,600 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-29 00:02:41,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,601 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-29 00:02:41,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:41,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,624 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:41,625 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 00:02:41,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2023-11-29 00:02:41,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,634 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-29 00:02:41,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:41,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,650 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:41,651 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 00:02:41,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-11-29 00:02:41,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,658 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-29 00:02:41,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:41,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,675 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:41,682 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 00:02:41,683 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 00:02:41,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-29 00:02:41,700 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-29 00:02:41,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,701 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-29 00:02:41,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:41,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,717 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:41,722 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:41,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-29 00:02:41,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,730 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-29 00:02:41,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:41,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,748 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:41,748 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:41,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:41,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,755 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-29 00:02:41,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:41,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,773 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:41,783 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 00:02:41,783 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 00:02:41,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-11-29 00:02:41,804 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-29 00:02:41,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,806 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-29 00:02:41,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:41,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,820 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:41,821 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 00:02:41,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-11-29 00:02:41,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,827 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-29 00:02:41,829 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 [2023-11-29 00:02:41,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:41,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,840 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:41,841 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 00:02:41,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-11-29 00:02:41,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,848 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-29 00:02:41,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:41,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,865 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:41,877 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-29 00:02:41,877 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-29 00:02:41,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-29 00:02:41,903 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-29 00:02:41,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,904 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-29 00:02:41,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,920 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:41,920 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:41,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,921 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:41,922 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 00:02:41,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-29 00:02:41,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,929 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-29 00:02:41,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,945 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:41,946 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:41,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:41,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,946 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:41,947 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 00:02:41,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:41,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:41,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-11-29 00:02:41,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:41,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:41,961 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:41,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-29 00:02:41,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:41,977 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:41,977 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:41,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:41,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:41,978 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:41,986 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 00:02:41,987 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 00:02:42,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:42,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-11-29 00:02:42,013 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-29 00:02:42,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,014 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-29 00:02:42,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:42,030 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:42,030 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 00:02:42,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:42,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:42,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:42,031 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:42,032 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:42,032 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:42,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:42,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-29 00:02:42,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,040 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-29 00:02:42,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:42,058 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:42,058 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 00:02:42,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:42,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:42,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:42,058 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:42,060 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:42,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:42,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:42,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-11-29 00:02:42,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,069 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-29 00:02:42,072 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 [2023-11-29 00:02:42,086 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:42,086 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 00:02:42,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:42,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:42,086 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:42,097 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 00:02:42,097 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 00:02:42,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:42,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-29 00:02:42,139 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-29 00:02:42,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,140 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-29 00:02:42,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:42,156 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:42,156 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:42,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:42,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:42,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:42,156 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:42,158 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 00:02:42,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:42,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:42,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2023-11-29 00:02:42,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,168 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:42,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-29 00:02:42,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:42,185 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:42,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:42,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:42,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:42,186 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:42,187 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 00:02:42,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:42,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:42,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:42,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,198 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-29 00:02:42,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:42,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:42,212 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:42,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:42,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:42,212 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:42,226 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-29 00:02:42,226 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-29 00:02:42,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:42,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-11-29 00:02:42,296 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-29 00:02:42,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,298 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-29 00:02:42,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:42,313 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:42,313 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:42,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:42,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:42,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:42,314 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:42,314 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:42,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:42,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:42,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:42,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,322 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-29 00:02:42,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:42,338 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:42,338 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:42,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:42,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:42,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:42,339 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:42,340 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:42,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:42,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:42,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-11-29 00:02:42,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,347 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-29 00:02:42,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:42,368 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:42,369 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:42,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:42,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:42,369 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:42,398 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 00:02:42,398 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 00:02:42,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:42,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:42,422 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-29 00:02:42,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,423 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-29 00:02:42,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:42,437 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:42,437 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:42,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:42,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:42,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:42,437 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 00:02:42,439 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:02:42,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:42,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:42,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:42,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,448 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-29 00:02:42,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:42,461 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:42,461 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:42,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:42,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:42,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:42,462 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 00:02:42,463 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:02:42,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:42,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:42,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-11-29 00:02:42,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,470 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-29 00:02:42,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:42,485 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:42,485 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:42,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:42,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:42,485 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 00:02:42,501 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-29 00:02:42,501 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-29 00:02:42,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:42,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-29 00:02:42,551 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-29 00:02:42,551 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2023-11-29 00:02:42,551 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2023-11-29 00:02:42,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:02:42,552 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2023-11-29 00:02:42,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:02:42,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675834660] [2023-11-29 00:02:42,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:02:42,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:02:42,558 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:02:42,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [496673205] [2023-11-29 00:02:42,559 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 00:02:42,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:02:42,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,560 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2023-11-29 00:02:42,600 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 00:02:42,601 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-29 00:02:42,601 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:02:42,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:02:42,608 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:02:42,609 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:02:42,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2023-11-29 00:02:42,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:02:42,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532396691] [2023-11-29 00:02:42,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:02:42,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:02:42,614 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:02:42,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1181626182] [2023-11-29 00:02:42,614 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 00:02:42,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:02:42,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,618 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2023-11-29 00:02:42,653 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 00:02:42,653 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-29 00:02:42,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:02:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:02:42,660 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:02:42,661 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:02:42,661 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2023-11-29 00:02:42,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:02:42,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246426917] [2023-11-29 00:02:42,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:02:42,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:02:42,667 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:02:42,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2065519426] [2023-11-29 00:02:42,667 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-29 00:02:42,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:02:42,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,671 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2023-11-29 00:02:42,718 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-29 00:02:42,719 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-29 00:02:42,719 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:02:42,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:02:42,728 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:02:42,781 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:02:42,781 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:02:42,781 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:02:42,781 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:02:42,781 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 00:02:42,781 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,782 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:02:42,782 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:02:42,782 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2023-11-29 00:02:42,782 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:02:42,782 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:02:42,783 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:42,833 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:02:42,833 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 00:02:42,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,837 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-29 00:02:42,839 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:02:42,839 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:02:42,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2023-11-29 00:02:42,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,859 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-29 00:02:42,865 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 00:02:42,865 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:02:42,880 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 00:02:42,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-29 00:02:42,883 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:02:42,883 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:02:42,883 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:02:42,883 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:02:42,883 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:02:42,883 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,883 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:02:42,883 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:02:42,883 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2023-11-29 00:02:42,883 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:02:42,883 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:02:42,885 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:42,948 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:02:42,948 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:02:42,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,949 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-29 00:02:42,953 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 [2023-11-29 00:02:42,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:42,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:42,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:42,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:42,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:02:42,967 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:02:42,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:42,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:42,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:42,973 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-29 00:02:42,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:42,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:42,974 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:42,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-29 00:02:42,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:42,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:42,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:42,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:42,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:42,987 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:42,989 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 00:02:42,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:42,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-11-29 00:02:43,002 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-29 00:02:43,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,003 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-29 00:02:43,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:43,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,016 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:43,018 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:43,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-29 00:02:43,027 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-29 00:02:43,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,028 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-29 00:02:43,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:43,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,042 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:43,044 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 00:02:43,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-11-29 00:02:43,053 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-29 00:02:43,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,054 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-29 00:02:43,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,072 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:43,072 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:43,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,072 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:43,074 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 00:02:43,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-29 00:02:43,085 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-29 00:02:43,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,086 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-29 00:02:43,090 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 [2023-11-29 00:02:43,101 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:43,101 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 00:02:43,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,102 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:43,105 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:43,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:43,120 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-29 00:02:43,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,121 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-29 00:02:43,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,135 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:43,135 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:43,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,136 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:43,140 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 00:02:43,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-29 00:02:43,172 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-29 00:02:43,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,174 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-29 00:02:43,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:43,189 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:43,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,190 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:43,192 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:43,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-29 00:02:43,202 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-29 00:02:43,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,203 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-29 00:02:43,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,217 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:43,217 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:43,217 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,217 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 00:02:43,220 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:02:43,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:43,275 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:02:43,275 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:02:43,275 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:02:43,275 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:02:43,275 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 00:02:43,275 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,275 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:02:43,275 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:02:43,276 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2023-11-29 00:02:43,276 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:02:43,276 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:02:43,277 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:43,280 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:43,306 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:43,370 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:02:43,370 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 00:02:43,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,371 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-29 00:02:43,374 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:02:43,374 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:02:43,390 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:02:43,390 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 00:02:43,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2023-11-29 00:02:43,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,394 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-29 00:02:43,399 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:02:43,399 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:02:43,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-29 00:02:43,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,418 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-29 00:02:43,420 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 00:02:43,420 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:02:43,435 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 00:02:43,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2023-11-29 00:02:43,437 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:02:43,438 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:02:43,438 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:02:43,438 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:02:43,438 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:02:43,438 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,438 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:02:43,438 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:02:43,438 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2023-11-29 00:02:43,438 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:02:43,438 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:02:43,439 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:43,458 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:43,459 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:02:43,507 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:02:43,508 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:02:43,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,509 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-29 00:02:43,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:43,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:02:43,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:02:43,527 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:02:43,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:43,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,539 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-29 00:02:43,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:43,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:02:43,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:02:43,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2023-11-29 00:02:43,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,558 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-29 00:02:43,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:43,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:02:43,571 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:02:43,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:43,575 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-29 00:02:43,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,576 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-29 00:02:43,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:43,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,591 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:43,596 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 00:02:43,596 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 00:02:43,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2023-11-29 00:02:43,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,614 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-29 00:02:43,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:43,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,627 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:43,627 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 00:02:43,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:43,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,632 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-29 00:02:43,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:43,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,643 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:43,644 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 00:02:43,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-11-29 00:02:43,647 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-29 00:02:43,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,648 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-29 00:02:43,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:43,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,661 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:43,671 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 00:02:43,671 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 00:02:43,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:43,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,690 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-29 00:02:43,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:43,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,704 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:43,704 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:43,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2023-11-29 00:02:43,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,710 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-29 00:02:43,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:43,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,735 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:43,736 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:43,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2023-11-29 00:02:43,742 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-29 00:02:43,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,743 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-29 00:02:43,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:43,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,760 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:43,770 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-29 00:02:43,770 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-29 00:02:43,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2023-11-29 00:02:43,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,796 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-29 00:02:43,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:43,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,812 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:43,813 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 00:02:43,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2023-11-29 00:02:43,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,820 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-29 00:02:43,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:02:43,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,836 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:43,837 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 00:02:43,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2023-11-29 00:02:43,842 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-29 00:02:43,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,843 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-29 00:02:43,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:43,859 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:43,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,860 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:43,866 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 00:02:43,866 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 00:02:43,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2023-11-29 00:02:43,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,892 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-29 00:02:43,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,904 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:43,904 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:43,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,904 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:43,905 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 00:02:43,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2023-11-29 00:02:43,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,911 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-29 00:02:43,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,926 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:43,926 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:43,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:43,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,927 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 00:02:43,927 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 00:02:43,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:43,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2023-11-29 00:02:43,932 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-29 00:02:43,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,933 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-29 00:02:43,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:43,947 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:43,947 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 00:02:43,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:43,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:43,947 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:43,955 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 00:02:43,955 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 00:02:43,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:43,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2023-11-29 00:02:43,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:43,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:43,995 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:43,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-29 00:02:43,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:44,008 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:44,008 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 00:02:44,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:44,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:44,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:44,008 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:44,009 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:44,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:44,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:44,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2023-11-29 00:02:44,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:44,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:44,016 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:44,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-29 00:02:44,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:44,028 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:44,029 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 00:02:44,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:44,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:44,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:44,029 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:44,030 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:44,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:44,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:44,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2023-11-29 00:02:44,035 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-29 00:02:44,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:44,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:44,036 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:44,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-29 00:02:44,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:44,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:44,050 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:44,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:44,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:44,051 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:44,062 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-29 00:02:44,062 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-29 00:02:44,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:44,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2023-11-29 00:02:44,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:44,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:44,143 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:44,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-29 00:02:44,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:44,159 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:44,159 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:44,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:44,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:44,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:44,160 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:44,161 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 00:02:44,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:44,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:44,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2023-11-29 00:02:44,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:44,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:44,170 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:44,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-29 00:02:44,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:44,186 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:44,186 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:44,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:44,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:44,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:44,187 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 00:02:44,188 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 00:02:44,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:44,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:44,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2023-11-29 00:02:44,196 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-29 00:02:44,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:44,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:44,197 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:44,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-29 00:02:44,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:44,213 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:44,213 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:44,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:44,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:44,213 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:44,221 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 00:02:44,221 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 00:02:44,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:44,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2023-11-29 00:02:44,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:44,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:44,254 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:44,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-29 00:02:44,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:44,266 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:44,266 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:44,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:44,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:44,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:44,266 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:44,267 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:44,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:44,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:44,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2023-11-29 00:02:44,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:44,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:44,272 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:44,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-29 00:02:44,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:44,285 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:44,285 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 00:02:44,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:44,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:44,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:44,285 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 00:02:44,285 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 00:02:44,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:44,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:44,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:44,290 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-29 00:02:44,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:44,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:44,291 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:44,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-29 00:02:44,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:44,305 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:44,305 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:44,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:44,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:44,305 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 00:02:44,317 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-29 00:02:44,317 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-29 00:02:44,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:44,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:44,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:44,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:44,368 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:44,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-29 00:02:44,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:44,381 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:44,382 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:44,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:44,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:44,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:44,382 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 00:02:44,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:02:44,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:44,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:44,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2023-11-29 00:02:44,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:02:44,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:02:44,390 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:02:44,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-29 00:02:44,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:02:44,402 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 00:02:44,402 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 00:02:44,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:02:44,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:02:44,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:02:44,403 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 00:02:44,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:02:44,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:02:44,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:02:44,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2023-11-29 00:02:44,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 12:02:44 BoogieIcfgContainer [2023-11-29 00:02:44,417 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-29 00:02:44,417 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 00:02:44,417 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 00:02:44,417 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 00:02:44,418 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:02:40" (3/4) ... [2023-11-29 00:02:44,420 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 00:02:44,421 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 00:02:44,422 INFO L158 Benchmark]: Toolchain (without parser) took 4712.88ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 108.0MB in the beginning and 82.6MB in the end (delta: 25.3MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2023-11-29 00:02:44,422 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory was 56.2MB in the beginning and 56.1MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:02:44,423 INFO L158 Benchmark]: CACSL2BoogieTranslator took 187.51ms. Allocated memory is still 144.7MB. Free memory was 107.6MB in the beginning and 98.1MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 00:02:44,423 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.91ms. Allocated memory is still 144.7MB. Free memory was 98.1MB in the beginning and 97.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 00:02:44,423 INFO L158 Benchmark]: Boogie Preprocessor took 22.77ms. Allocated memory is still 144.7MB. Free memory was 97.1MB in the beginning and 95.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 00:02:44,424 INFO L158 Benchmark]: RCFGBuilder took 216.24ms. Allocated memory is still 144.7MB. Free memory was 95.4MB in the beginning and 87.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 00:02:44,424 INFO L158 Benchmark]: BuchiAutomizer took 4253.35ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 87.0MB in the beginning and 82.6MB in the end (delta: 4.3MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. [2023-11-29 00:02:44,424 INFO L158 Benchmark]: Witness Printer took 3.51ms. Allocated memory is still 174.1MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:02:44,426 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory was 56.2MB in the beginning and 56.1MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 187.51ms. Allocated memory is still 144.7MB. Free memory was 107.6MB in the beginning and 98.1MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.91ms. Allocated memory is still 144.7MB. Free memory was 98.1MB in the beginning and 97.1MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.77ms. Allocated memory is still 144.7MB. Free memory was 97.1MB in the beginning and 95.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 216.24ms. Allocated memory is still 144.7MB. Free memory was 95.4MB in the beginning and 87.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 4253.35ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 87.0MB in the beginning and 82.6MB in the end (delta: 4.3MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. * Witness Printer took 3.51ms. Allocated memory is still 174.1MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 4.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital49 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq154 hnf94 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 73ms VariablesStem: 4 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2023-11-29 00:02:44,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2023-11-29 00:02:44,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:44,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:45,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:45,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:02:45,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0470ea8-153f-400a-846f-123796dfdbc3/bin/uautomizer-verify-BQ2R08f2Ya/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