./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/trex01-2.i --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_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/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_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/trex01-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/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_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/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 fcd99b2df0924887988cb47edc94be4a868bdcbcd74e734872c50b1f1ade5738 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:29:14,547 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:29:14,632 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-29 00:29:14,638 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:29:14,639 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:29:14,663 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:29:14,663 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:29:14,664 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:29:14,665 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:29:14,665 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:29:14,666 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:29:14,666 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:29:14,667 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:29:14,668 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 00:29:14,668 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 00:29:14,668 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 00:29:14,669 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 00:29:14,669 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 00:29:14,670 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 00:29:14,671 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:29:14,671 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 00:29:14,672 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:29:14,672 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:29:14,673 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:29:14,673 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:29:14,674 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 00:29:14,674 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 00:29:14,674 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 00:29:14,675 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 00:29:14,675 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:29:14,675 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:29:14,676 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 00:29:14,676 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:29:14,677 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:29:14,677 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:29:14,677 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:29:14,677 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:29:14,678 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 00:29:14,678 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_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcd99b2df0924887988cb47edc94be4a868bdcbcd74e734872c50b1f1ade5738 [2023-11-29 00:29:14,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:29:14,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:29:14,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:29:14,928 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:29:14,928 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:29:14,929 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/loops/trex01-2.i [2023-11-29 00:29:17,610 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:29:17,778 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:29:17,778 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/sv-benchmarks/c/loops/trex01-2.i [2023-11-29 00:29:17,784 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/data/a3f7bb595/810bdaa02b51450c9aaa47ba197aa305/FLAG8a131686b [2023-11-29 00:29:17,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/data/a3f7bb595/810bdaa02b51450c9aaa47ba197aa305 [2023-11-29 00:29:17,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:29:17,799 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:29:17,800 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:29:17,800 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:29:17,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:29:17,805 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:29:17" (1/1) ... [2023-11-29 00:29:17,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@419d478a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:17, skipping insertion in model container [2023-11-29 00:29:17,806 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:29:17" (1/1) ... [2023-11-29 00:29:17,826 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:29:17,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:29:17,987 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:29:18,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:29:18,017 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:29:18,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:18 WrapperNode [2023-11-29 00:29:18,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:29:18,018 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:29:18,018 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:29:18,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:29:18,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:18" (1/1) ... [2023-11-29 00:29:18,031 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:18" (1/1) ... [2023-11-29 00:29:18,053 INFO L138 Inliner]: procedures = 18, calls = 10, calls flagged for inlining = 6, calls inlined = 8, statements flattened = 120 [2023-11-29 00:29:18,054 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:29:18,054 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:29:18,055 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:29:18,055 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:29:18,065 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:18" (1/1) ... [2023-11-29 00:29:18,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:18" (1/1) ... [2023-11-29 00:29:18,067 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:18" (1/1) ... [2023-11-29 00:29:18,076 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 00:29:18,076 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:18" (1/1) ... [2023-11-29 00:29:18,077 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:18" (1/1) ... [2023-11-29 00:29:18,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:18" (1/1) ... [2023-11-29 00:29:18,084 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:18" (1/1) ... [2023-11-29 00:29:18,085 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:18" (1/1) ... [2023-11-29 00:29:18,086 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:18" (1/1) ... [2023-11-29 00:29:18,087 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:29:18,088 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:29:18,088 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:29:18,088 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:29:18,089 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:18" (1/1) ... [2023-11-29 00:29:18,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:18,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:18,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:18,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 00:29:18,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:29:18,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 00:29:18,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:29:18,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:29:18,207 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:29:18,209 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:29:18,382 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:29:18,392 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:29:18,392 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-29 00:29:18,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:29:18 BoogieIcfgContainer [2023-11-29 00:29:18,394 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:29:18,395 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 00:29:18,396 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 00:29:18,399 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 00:29:18,400 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 00:29:18,400 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 12:29:17" (1/3) ... [2023-11-29 00:29:18,401 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ddc67ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 12:29:18, skipping insertion in model container [2023-11-29 00:29:18,401 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 00:29:18,401 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:29:18" (2/3) ... [2023-11-29 00:29:18,402 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ddc67ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 12:29:18, skipping insertion in model container [2023-11-29 00:29:18,402 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 00:29:18,402 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:29:18" (3/3) ... [2023-11-29 00:29:18,403 INFO L332 chiAutomizerObserver]: Analyzing ICFG trex01-2.i [2023-11-29 00:29:18,456 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 00:29:18,456 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 00:29:18,456 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 00:29:18,456 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 00:29:18,457 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 00:29:18,457 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 00:29:18,457 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 00:29:18,457 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 00:29:18,461 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 39 states, 38 states have (on average 1.605263157894737) internal successors, (61), 38 states have internal predecessors, (61), 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 00:29:18,478 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2023-11-29 00:29:18,478 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:29:18,479 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:29:18,483 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-29 00:29:18,483 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-29 00:29:18,484 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-29 00:29:18,484 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 39 states, 38 states have (on average 1.605263157894737) internal successors, (61), 38 states have internal predecessors, (61), 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 00:29:18,488 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2023-11-29 00:29:18,488 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:29:18,488 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:29:18,488 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-29 00:29:18,488 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-29 00:29:18,495 INFO L748 eck$LassoCheckResult]: Stem: 35#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;havoc main_#t~nondet6#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 11#L50true assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;havoc f_#t~nondet1#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;havoc f_#t~nondet2#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;havoc f_#t~nondet3#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 37#L27-1true assume !!(f_~k~0#1 <= 1073741823); 32#L30-6true [2023-11-29 00:29:18,495 INFO L750 eck$LassoCheckResult]: Loop: 32#L30-6true assume !!(f_~z~0#1 < f_~k~0#1);f_~z~0#1 := 2 * f_~z~0#1; 32#L30-6true [2023-11-29 00:29:18,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:18,500 INFO L85 PathProgramCache]: Analyzing trace with hash 928041, now seen corresponding path program 1 times [2023-11-29 00:29:18,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:18,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665845081] [2023-11-29 00:29:18,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:18,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:18,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:18,587 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:18,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:18,610 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:18,613 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:18,613 INFO L85 PathProgramCache]: Analyzing trace with hash 127, now seen corresponding path program 1 times [2023-11-29 00:29:18,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:18,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115493991] [2023-11-29 00:29:18,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:18,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:18,622 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:18,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:18,626 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:18,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:18,628 INFO L85 PathProgramCache]: Analyzing trace with hash 28769367, now seen corresponding path program 1 times [2023-11-29 00:29:18,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:18,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387474754] [2023-11-29 00:29:18,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:18,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:18,642 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:18,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:18,654 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:18,863 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:29:18,863 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:29:18,864 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:29:18,864 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:29:18,864 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:29:18,864 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:18,864 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:29:18,864 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:29:18,865 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration1_Lasso [2023-11-29 00:29:18,865 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:29:18,865 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:29:18,884 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 00:29:18,894 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 00:29:18,913 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 00:29:18,915 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 00:29:18,918 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 00:29:18,922 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 00:29:18,925 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 00:29:18,935 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 00:29:18,953 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 00:29:18,955 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:18,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:18,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:18,965 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 00:29:18,968 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 00:29:18,980 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 00:29:18,983 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 00:29:18,985 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 00:29:18,988 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 00:29:19,195 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:29:19,200 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:29:19,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,203 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-29 00:29:19,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:19,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:19,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:19,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:19,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:19,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,235 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-29 00:29:19,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,262 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:19,262 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:19,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-11-29 00:29:19,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,273 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-29 00:29:19,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:19,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:19,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-29 00:29:19,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,305 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-29 00:29:19,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:19,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:19,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:19,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-29 00:29:19,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,330 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-29 00:29:19,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:19,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,347 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:19,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:19,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-29 00:29:19,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,361 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-29 00:29:19,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,385 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:19,385 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:19,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-29 00:29:19,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,396 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-29 00:29:19,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:19,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:19,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:19,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-29 00:29:19,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,422 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-29 00:29:19,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:19,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,438 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:19,438 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:19,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-29 00:29:19,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,451 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-29 00:29:19,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,468 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:19,468 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:19,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-29 00:29:19,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,478 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-29 00:29:19,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,500 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:19,500 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:19,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2023-11-29 00:29:19,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,509 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-29 00:29:19,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:19,527 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:19,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-11-29 00:29:19,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,537 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-29 00:29:19,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,556 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:19,556 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:19,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-11-29 00:29:19,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,570 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-29 00:29:19,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:19,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:19,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:19,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-11-29 00:29:19,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,594 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-29 00:29:19,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,613 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:19,613 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:19,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-11-29 00:29:19,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,623 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-29 00:29:19,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:19,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,643 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:19,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:19,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2023-11-29 00:29:19,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,648 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-29 00:29:19,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:19,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:19,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,662 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:19,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:19,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-11-29 00:29:19,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,668 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-29 00:29:19,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,681 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,683 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:19,684 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:19,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:19,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-11-29 00:29:19,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,712 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-29 00:29:19,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:19,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:19,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:19,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:19,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:19,732 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:19,733 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:19,744 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 00:29:19,754 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2023-11-29 00:29:19,754 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-11-29 00:29:19,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:19,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:19,780 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:19,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-29 00:29:19,783 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 00:29:19,796 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-29 00:29:19,796 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 00:29:19,797 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~z~0#1, ULTIMATE.start_f_~k~0#1) = -1*ULTIMATE.start_f_~z~0#1 + 1*ULTIMATE.start_f_~k~0#1 Supporting invariants [1*ULTIMATE.start_f_~z~0#1 - 1 >= 0] [2023-11-29 00:29:19,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-11-29 00:29:19,808 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-29 00:29:19,844 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:19,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:19,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 00:29:19,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:19,883 WARN L260 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:29:19,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:19,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:29:19,914 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2023-11-29 00:29:19,916 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 39 states, 38 states have (on average 1.605263157894737) internal successors, (61), 38 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 00:29:20,002 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 39 states, 38 states have (on average 1.605263157894737) internal successors, (61), 38 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) Result 100 states and 149 transitions. Complement of second has 7 states. [2023-11-29 00:29:20,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-29 00:29:20,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 00:29:20,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 113 transitions. [2023-11-29 00:29:20,012 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 113 transitions. Stem has 4 letters. Loop has 1 letters. [2023-11-29 00:29:20,013 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:20,013 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 113 transitions. Stem has 5 letters. Loop has 1 letters. [2023-11-29 00:29:20,013 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:20,013 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 113 transitions. Stem has 4 letters. Loop has 2 letters. [2023-11-29 00:29:20,013 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:20,014 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 100 states and 149 transitions. [2023-11-29 00:29:20,020 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 15 [2023-11-29 00:29:20,024 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 100 states to 36 states and 44 transitions. [2023-11-29 00:29:20,025 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2023-11-29 00:29:20,026 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2023-11-29 00:29:20,026 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 44 transitions. [2023-11-29 00:29:20,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:29:20,027 INFO L218 hiAutomatonCegarLoop]: Abstraction has 36 states and 44 transitions. [2023-11-29 00:29:20,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 44 transitions. [2023-11-29 00:29:20,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 28. [2023-11-29 00:29:20,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 27 states have internal predecessors, (34), 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 00:29:20,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 34 transitions. [2023-11-29 00:29:20,048 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 34 transitions. [2023-11-29 00:29:20,048 INFO L428 stractBuchiCegarLoop]: Abstraction has 28 states and 34 transitions. [2023-11-29 00:29:20,048 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-29 00:29:20,048 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 34 transitions. [2023-11-29 00:29:20,049 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2023-11-29 00:29:20,049 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:29:20,049 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:29:20,049 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-29 00:29:20,050 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-29 00:29:20,050 INFO L748 eck$LassoCheckResult]: Stem: 219#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 201#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;havoc main_#t~nondet6#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 202#L50 assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;havoc f_#t~nondet1#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;havoc f_#t~nondet2#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;havoc f_#t~nondet3#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 204#L27 assume !!(f_~k~0#1 <= 1073741823); 192#L30-2 [2023-11-29 00:29:20,050 INFO L750 eck$LassoCheckResult]: Loop: 192#L30-2 assume !!(f_~z~0#1 < f_~k~0#1);f_~z~0#1 := 2 * f_~z~0#1; 192#L30-2 [2023-11-29 00:29:20,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:20,050 INFO L85 PathProgramCache]: Analyzing trace with hash 925609, now seen corresponding path program 1 times [2023-11-29 00:29:20,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:20,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755820490] [2023-11-29 00:29:20,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:20,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:20,059 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:20,067 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:20,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:20,068 INFO L85 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 1 times [2023-11-29 00:29:20,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:20,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868620231] [2023-11-29 00:29:20,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:20,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:20,072 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:20,076 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:20,076 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:20,076 INFO L85 PathProgramCache]: Analyzing trace with hash 28693899, now seen corresponding path program 1 times [2023-11-29 00:29:20,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:20,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961419419] [2023-11-29 00:29:20,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:20,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:20,085 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:20,094 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:20,215 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:29:20,216 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:29:20,216 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:29:20,216 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:29:20,216 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:29:20,216 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,216 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:29:20,216 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:29:20,216 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration2_Lasso [2023-11-29 00:29:20,216 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:29:20,216 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:29:20,219 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 00:29:20,221 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 00:29:20,225 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 00:29:20,227 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 00:29:20,229 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 00:29:20,231 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 00:29:20,241 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 00:29:20,250 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 00:29:20,265 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 00:29:20,268 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:20,272 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 00:29:20,281 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 00:29:20,283 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:20,287 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 00:29:20,290 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 00:29:20,293 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 00:29:20,298 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 00:29:20,301 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 00:29:20,482 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:29:20,483 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:29:20,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,484 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-29 00:29:20,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:20,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:20,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:20,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:20,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:20,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-11-29 00:29:20,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,512 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-29 00:29:20,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:20,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:20,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,529 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:20,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:20,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:20,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-29 00:29:20,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,535 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-29 00:29:20,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:20,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:20,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,548 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:20,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:20,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:20,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-29 00:29:20,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,556 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-29 00:29:20,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:20,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:20,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:20,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:20,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:20,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:20,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,580 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-29 00:29:20,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:20,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:20,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:20,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:20,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:20,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:20,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,604 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-29 00:29:20,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:20,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,623 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:20,623 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:20,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:20,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-11-29 00:29:20,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,632 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-29 00:29:20,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:20,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:20,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:20,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:20,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:20,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,659 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-29 00:29:20,662 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 00:29:20,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,676 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:20,676 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:20,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:20,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:20,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,685 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:20,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-29 00:29:20,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,703 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:20,704 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:20,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:20,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-29 00:29:20,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,715 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-29 00:29:20,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:20,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,732 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:20,732 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:20,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:20,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-11-29 00:29:20,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,742 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-29 00:29:20,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:20,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,759 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:20,759 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:20,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:20,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-11-29 00:29:20,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,776 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-29 00:29:20,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:20,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,791 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:20,791 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:20,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:20,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:20,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,800 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-29 00:29:20,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:20,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,817 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:20,817 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:20,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:20,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-11-29 00:29:20,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,826 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-29 00:29:20,829 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 00:29:20,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,844 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:20,844 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:20,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:20,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-29 00:29:20,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,852 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-29 00:29:20,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:20,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:20,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:20,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:20,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:20,868 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:20,868 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:20,877 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 00:29:20,883 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2023-11-29 00:29:20,883 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-11-29 00:29:20,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:20,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:20,895 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:20,897 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 00:29:20,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-29 00:29:20,908 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-29 00:29:20,908 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 00:29:20,908 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~k~0#1, ULTIMATE.start_f_~z~0#1) = 1*ULTIMATE.start_f_~k~0#1 - 1*ULTIMATE.start_f_~z~0#1 Supporting invariants [1*ULTIMATE.start_f_~z~0#1 - 1 >= 0] [2023-11-29 00:29:20,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2023-11-29 00:29:20,915 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-29 00:29:20,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:20,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:20,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 00:29:20,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:20,964 WARN L260 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:29:20,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:20,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:29:20,966 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2023-11-29 00:29:20,966 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 34 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 00:29:21,014 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 34 transitions. cyclomatic complexity: 10. Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) Result 47 states and 58 transitions. Complement of second has 6 states. [2023-11-29 00:29:21,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-29 00:29:21,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 00:29:21,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 36 transitions. [2023-11-29 00:29:21,017 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 36 transitions. Stem has 4 letters. Loop has 1 letters. [2023-11-29 00:29:21,017 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:21,017 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 36 transitions. Stem has 5 letters. Loop has 1 letters. [2023-11-29 00:29:21,017 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:21,017 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 36 transitions. Stem has 4 letters. Loop has 2 letters. [2023-11-29 00:29:21,017 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:21,017 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 58 transitions. [2023-11-29 00:29:21,019 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2023-11-29 00:29:21,020 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 37 states and 46 transitions. [2023-11-29 00:29:21,020 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2023-11-29 00:29:21,020 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2023-11-29 00:29:21,020 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 46 transitions. [2023-11-29 00:29:21,021 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:29:21,021 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 46 transitions. [2023-11-29 00:29:21,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 46 transitions. [2023-11-29 00:29:21,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 29. [2023-11-29 00:29:21,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.2413793103448276) internal successors, (36), 28 states have internal predecessors, (36), 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 00:29:21,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 36 transitions. [2023-11-29 00:29:21,024 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 36 transitions. [2023-11-29 00:29:21,024 INFO L428 stractBuchiCegarLoop]: Abstraction has 29 states and 36 transitions. [2023-11-29 00:29:21,024 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-29 00:29:21,024 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 36 transitions. [2023-11-29 00:29:21,025 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-29 00:29:21,025 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:29:21,025 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:29:21,026 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:29:21,026 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 00:29:21,026 INFO L748 eck$LassoCheckResult]: Stem: 344#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 326#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;havoc main_#t~nondet6#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 327#L50 assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;havoc f_#t~nondet1#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;havoc f_#t~nondet2#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;havoc f_#t~nondet3#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 328#L27-1 assume !!(f_~k~0#1 <= 1073741823); 341#L30-6 assume !(f_~z~0#1 < f_~k~0#1); 343#L30-7 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 335#L18-3 assume !(0 == __VERIFIER_assert_~cond#1); 321#L18-5 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 322#L32-1 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 325#L34-2 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 330#L35-2 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 320#L36-5 [2023-11-29 00:29:21,027 INFO L750 eck$LassoCheckResult]: Loop: 320#L36-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 323#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 319#L38-5 havoc f_~c~0#1; 320#L36-5 [2023-11-29 00:29:21,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:21,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1159580494, now seen corresponding path program 1 times [2023-11-29 00:29:21,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:21,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508407943] [2023-11-29 00:29:21,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:21,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:21,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:21,042 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:21,053 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:21,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:21,054 INFO L85 PathProgramCache]: Analyzing trace with hash 171023, now seen corresponding path program 1 times [2023-11-29 00:29:21,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:21,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817523612] [2023-11-29 00:29:21,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:21,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:21,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:21,059 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:21,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:21,063 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:21,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:21,064 INFO L85 PathProgramCache]: Analyzing trace with hash 640676258, now seen corresponding path program 1 times [2023-11-29 00:29:21,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:21,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224969447] [2023-11-29 00:29:21,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:21,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:21,079 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:21,092 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:21,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-11-29 00:29:21,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:21,374 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:29:21,374 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:29:21,374 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:29:21,374 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:29:21,374 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:29:21,374 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:21,374 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:29:21,374 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:29:21,374 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration3_Lasso [2023-11-29 00:29:21,375 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:29:21,375 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:29:21,377 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:21,379 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 00:29:21,384 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 00:29:21,386 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 00:29:21,396 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 00:29:21,398 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 00:29:21,408 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 00:29:21,410 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 00:29:21,418 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 00:29:21,432 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 00:29:21,435 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 00:29:21,438 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:21,440 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 00:29:21,442 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 00:29:21,445 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 00:29:21,447 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 00:29:21,450 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 00:29:21,453 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 00:29:21,455 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 00:29:21,471 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 00:29:21,639 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:29:21,639 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:29:21,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:21,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:21,640 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:21,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-29 00:29:21,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:21,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:21,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:21,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:21,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:21,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:21,658 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:21,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:21,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:21,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-11-29 00:29:21,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:21,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:21,665 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:21,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-29 00:29:21,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:21,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:21,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:21,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:21,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:21,681 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:21,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:21,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:21,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-11-29 00:29:21,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:21,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:21,690 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:21,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-29 00:29:21,693 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 00:29:21,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:21,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:21,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:21,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:21,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:21,706 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:21,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:21,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:21,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-11-29 00:29:21,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:21,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:21,712 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:21,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-29 00:29:21,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:21,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:21,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:21,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:21,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:21,726 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:21,726 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:21,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:21,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-29 00:29:21,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:21,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:21,733 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:21,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:21,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-29 00:29:21,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:21,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:21,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:21,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:21,747 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:21,747 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:21,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:21,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:21,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:21,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:21,756 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:21,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-29 00:29:21,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:21,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:21,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:21,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:21,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:21,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:21,769 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:21,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:21,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:21,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-11-29 00:29:21,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:21,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:21,773 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:21,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-29 00:29:21,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:21,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:21,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:21,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:21,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:21,788 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:21,788 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:21,794 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 00:29:21,800 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-11-29 00:29:21,800 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-11-29 00:29:21,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:21,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:21,801 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:21,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-29 00:29:21,804 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 00:29:21,815 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-29 00:29:21,815 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 00:29:21,815 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 2 >= 0] [2023-11-29 00:29:21,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-29 00:29:21,822 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-29 00:29:21,845 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:21,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:29:21,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:21,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:21,960 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:29:21,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:22,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:29:22,005 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2023-11-29 00:29:22,005 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states and 36 transitions. cyclomatic complexity: 11 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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 00:29:22,051 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states and 36 transitions. cyclomatic complexity: 11. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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) Result 38 states and 47 transitions. Complement of second has 8 states. [2023-11-29 00:29:22,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 00:29:22,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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 00:29:22,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32 transitions. [2023-11-29 00:29:22,055 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 11 letters. Loop has 3 letters. [2023-11-29 00:29:22,055 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:22,055 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 14 letters. Loop has 3 letters. [2023-11-29 00:29:22,056 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:22,056 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 11 letters. Loop has 6 letters. [2023-11-29 00:29:22,056 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:22,056 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 47 transitions. [2023-11-29 00:29:22,057 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-29 00:29:22,058 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 37 states and 46 transitions. [2023-11-29 00:29:22,058 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2023-11-29 00:29:22,058 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2023-11-29 00:29:22,059 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 46 transitions. [2023-11-29 00:29:22,059 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 00:29:22,059 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 46 transitions. [2023-11-29 00:29:22,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 46 transitions. [2023-11-29 00:29:22,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 35. [2023-11-29 00:29:22,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 34 states have internal predecessors, (44), 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 00:29:22,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 44 transitions. [2023-11-29 00:29:22,062 INFO L240 hiAutomatonCegarLoop]: Abstraction has 35 states and 44 transitions. [2023-11-29 00:29:22,063 INFO L428 stractBuchiCegarLoop]: Abstraction has 35 states and 44 transitions. [2023-11-29 00:29:22,063 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-29 00:29:22,063 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 44 transitions. [2023-11-29 00:29:22,063 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-29 00:29:22,064 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:29:22,064 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:29:22,064 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:29:22,064 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 00:29:22,065 INFO L748 eck$LassoCheckResult]: Stem: 497#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 478#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;havoc main_#t~nondet6#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 479#L50 assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;havoc f_#t~nondet1#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;havoc f_#t~nondet2#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;havoc f_#t~nondet3#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 481#L27 assume !!(f_~k~0#1 <= 1073741823); 464#L30-2 assume !(f_~z~0#1 < f_~k~0#1); 465#L30-3 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 489#L18 assume !(0 == __VERIFIER_assert_~cond#1); 485#L18-2 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 486#L32 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 493#L34 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 492#L35 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 483#L36-2 [2023-11-29 00:29:22,065 INFO L750 eck$LassoCheckResult]: Loop: 483#L36-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 484#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 491#L38-2 havoc f_~c~0#1; 483#L36-2 [2023-11-29 00:29:22,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:22,065 INFO L85 PathProgramCache]: Analyzing trace with hash 798421250, now seen corresponding path program 1 times [2023-11-29 00:29:22,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:22,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19514201] [2023-11-29 00:29:22,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:22,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:22,075 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:22,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:22,085 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:22,086 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:22,086 INFO L85 PathProgramCache]: Analyzing trace with hash 95555, now seen corresponding path program 1 times [2023-11-29 00:29:22,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:22,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505287632] [2023-11-29 00:29:22,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:22,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:22,090 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:22,094 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:22,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:22,095 INFO L85 PathProgramCache]: Analyzing trace with hash 238639266, now seen corresponding path program 1 times [2023-11-29 00:29:22,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:22,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474849923] [2023-11-29 00:29:22,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:22,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:22,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:22,105 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:22,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:22,116 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:22,337 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:29:22,337 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:29:22,337 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:29:22,338 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:29:22,338 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:29:22,338 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:22,338 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:29:22,338 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:29:22,338 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration4_Lasso [2023-11-29 00:29:22,338 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:29:22,338 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:29:22,340 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 00:29:22,346 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 00:29:22,348 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 00:29:22,353 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 00:29:22,358 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 00:29:22,361 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 00:29:22,363 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 00:29:22,368 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 00:29:22,381 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 00:29:22,383 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 00:29:22,387 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 00:29:22,389 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 00:29:22,391 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 00:29:22,404 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 00:29:22,406 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 00:29:22,409 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 00:29:22,417 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 00:29:22,420 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 00:29:22,422 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 00:29:22,431 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 00:29:22,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-11-29 00:29:22,632 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:29:22,632 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:29:22,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:22,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:22,633 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:22,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-29 00:29:22,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:22,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:22,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:22,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:22,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:22,648 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:22,648 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:22,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:22,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-29 00:29:22,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:22,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:22,660 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:22,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-29 00:29:22,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:22,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:22,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:22,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:22,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:22,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:22,676 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:22,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:22,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:22,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2023-11-29 00:29:22,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:22,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:22,682 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:22,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-29 00:29:22,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:22,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:22,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:22,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:22,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:22,703 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:22,703 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:22,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:22,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2023-11-29 00:29:22,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:22,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:22,712 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:22,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-29 00:29:22,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:22,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:22,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:22,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:22,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:22,726 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:22,726 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:22,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:22,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:22,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:22,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:22,734 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:22,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-29 00:29:22,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:22,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:22,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:22,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:22,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:22,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:22,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:22,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:22,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:22,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:22,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:22,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:22,753 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:22,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-29 00:29:22,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:22,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:22,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:22,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:22,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:22,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:22,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:22,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:22,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:22,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:22,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:22,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:22,771 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:22,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-29 00:29:22,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:22,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:22,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:22,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:22,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:22,784 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:22,784 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:22,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:22,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-29 00:29:22,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:22,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:22,792 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:22,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-29 00:29:22,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:22,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:22,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:22,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:22,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:22,807 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:22,807 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:22,814 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 00:29:22,822 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-11-29 00:29:22,822 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2023-11-29 00:29:22,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:22,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:22,824 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:22,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-29 00:29:22,826 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 00:29:22,838 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-29 00:29:22,838 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 00:29:22,838 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 1 >= 0] [2023-11-29 00:29:22,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-11-29 00:29:22,844 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-29 00:29:22,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:22,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:29:22,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:22,962 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:29:22,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:23,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:29:23,002 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2023-11-29 00:29:23,002 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 35 states and 44 transitions. cyclomatic complexity: 14 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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 00:29:23,052 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 35 states and 44 transitions. cyclomatic complexity: 14. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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) Result 44 states and 55 transitions. Complement of second has 8 states. [2023-11-29 00:29:23,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 00:29:23,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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 00:29:23,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32 transitions. [2023-11-29 00:29:23,055 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 11 letters. Loop has 3 letters. [2023-11-29 00:29:23,055 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:23,055 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 14 letters. Loop has 3 letters. [2023-11-29 00:29:23,055 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:23,056 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32 transitions. Stem has 11 letters. Loop has 6 letters. [2023-11-29 00:29:23,056 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:23,056 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 55 transitions. [2023-11-29 00:29:23,057 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-29 00:29:23,058 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 43 states and 54 transitions. [2023-11-29 00:29:23,058 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2023-11-29 00:29:23,058 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2023-11-29 00:29:23,058 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 54 transitions. [2023-11-29 00:29:23,059 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 00:29:23,059 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43 states and 54 transitions. [2023-11-29 00:29:23,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 54 transitions. [2023-11-29 00:29:23,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 41. [2023-11-29 00:29:23,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.2682926829268293) internal successors, (52), 40 states have internal predecessors, (52), 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 00:29:23,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 52 transitions. [2023-11-29 00:29:23,062 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 52 transitions. [2023-11-29 00:29:23,062 INFO L428 stractBuchiCegarLoop]: Abstraction has 41 states and 52 transitions. [2023-11-29 00:29:23,062 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-29 00:29:23,063 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 52 transitions. [2023-11-29 00:29:23,063 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-29 00:29:23,064 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:29:23,064 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:29:23,064 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:29:23,064 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-29 00:29:23,065 INFO L748 eck$LassoCheckResult]: Stem: 662#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 638#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;havoc main_#t~nondet6#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 639#L50 assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;havoc f_#t~nondet1#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;havoc f_#t~nondet2#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;havoc f_#t~nondet3#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 640#L27-1 assume !!(f_~k~0#1 <= 1073741823); 659#L30-6 assume !(f_~z~0#1 < f_~k~0#1); 661#L30-7 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 649#L18-3 assume !(0 == __VERIFIER_assert_~cond#1); 632#L18-5 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 633#L32-1 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 637#L34-2 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 642#L35-2 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 650#L36-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 634#L38-3 assume 0 != f_~c~0#1 % 256; 635#L39-1 [2023-11-29 00:29:23,065 INFO L750 eck$LassoCheckResult]: Loop: 635#L39-1 f_~x~0#1 := f_~x~0#1 - f_~d#1;havoc f_#t~nondet5#1;f_~y~0#1 := (if f_#t~nondet5#1 % 256 % 4294967296 <= 2147483647 then f_#t~nondet5#1 % 256 % 4294967296 else f_#t~nondet5#1 % 256 % 4294967296 - 4294967296);havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 627#L38-5 havoc f_~c~0#1; 628#L36-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 664#L38-3 assume 0 != f_~c~0#1 % 256; 635#L39-1 [2023-11-29 00:29:23,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:23,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1960329617, now seen corresponding path program 1 times [2023-11-29 00:29:23,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:23,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044705741] [2023-11-29 00:29:23,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:23,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:23,074 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:23,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:23,083 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:23,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:23,084 INFO L85 PathProgramCache]: Analyzing trace with hash 5452456, now seen corresponding path program 1 times [2023-11-29 00:29:23,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:23,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264591142] [2023-11-29 00:29:23,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:23,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:23,090 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:23,094 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:23,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:23,095 INFO L85 PathProgramCache]: Analyzing trace with hash -451924936, now seen corresponding path program 1 times [2023-11-29 00:29:23,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:23,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719396461] [2023-11-29 00:29:23,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:23,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:23,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:23,118 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:23,160 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:29:23,161 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:29:23,161 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:29:23,161 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:29:23,161 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 00:29:23,161 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:23,161 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:29:23,161 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:29:23,161 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration5_Loop [2023-11-29 00:29:23,161 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:29:23,161 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:29:23,162 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 00:29:23,165 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 00:29:23,170 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 00:29:23,173 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 00:29:23,175 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 00:29:23,178 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 00:29:23,250 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:29:23,251 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 00:29:23,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:23,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:23,254 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:23,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-29 00:29:23,259 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:29:23,259 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:29:23,272 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:29:23,272 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_#t~nondet4#1=0} Honda state: {ULTIMATE.start_f_#t~nondet4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 00:29:23,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-29 00:29:23,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:23,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:23,276 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:23,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-29 00:29:23,278 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:29:23,278 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:29:23,296 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:29:23,296 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~d#1=0, ULTIMATE.start_f_~x~0#1=1} Honda state: {ULTIMATE.start_f_~d#1=0, ULTIMATE.start_f_~x~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 00:29:23,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-29 00:29:23,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:23,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:23,300 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:23,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-29 00:29:23,302 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:29:23,302 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:29:23,323 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:29:23,323 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~c~0#1=192} Honda state: {ULTIMATE.start_f_~c~0#1=192} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 00:29:23,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-29 00:29:23,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:23,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:23,327 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:23,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-29 00:29:23,329 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:29:23,329 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:29:23,340 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:29:23,340 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_#t~nondet5#1=0} Honda state: {ULTIMATE.start_f_#t~nondet5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 00:29:23,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-11-29 00:29:23,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:23,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:23,344 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:23,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-29 00:29:23,346 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:29:23,346 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:29:23,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:23,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:23,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:23,360 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:23,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-29 00:29:23,362 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 00:29:23,362 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:29:23,389 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:29:23,389 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~z~0#1=0} Honda state: {ULTIMATE.start_f_~z~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_f_~z~0#1=-6}, {ULTIMATE.start_f_~z~0#1=2}, {ULTIMATE.start_f_~z~0#1=3}] Lambdas: [1, 1, 1] Nus: [0, 0] [2023-11-29 00:29:23,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-29 00:29:23,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:23,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:23,393 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:23,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-29 00:29:23,395 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:29:23,395 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:29:23,413 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:29:23,413 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~y~0#1=128} Honda state: {ULTIMATE.start_f_~y~0#1=128} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 00:29:23,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:23,617 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:29:23,617 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:29:23,617 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:29:23,617 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:29:23,618 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:29:23,618 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:23,618 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:29:23,618 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:29:23,618 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration5_Lasso [2023-11-29 00:29:23,618 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:29:23,618 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:29:23,620 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 00:29:23,622 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 00:29:23,624 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 00:29:23,631 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:23,638 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 00:29:23,640 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 00:29:23,653 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 00:29:23,669 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:23,671 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 00:29:23,673 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:23,679 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 00:29:23,683 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 00:29:23,691 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 00:29:23,695 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 00:29:23,697 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 00:29:23,699 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 00:29:23,701 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 00:29:23,709 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 00:29:23,710 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 00:29:23,712 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:23,946 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:29:23,946 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:29:23,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:23,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:23,948 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:23,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-29 00:29:23,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:23,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:23,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:23,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:23,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:23,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:23,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:23,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:23,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:23,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2023-11-29 00:29:23,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:23,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:23,974 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:23,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-29 00:29:23,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:23,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:23,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:23,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:23,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:23,991 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:23,991 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:23,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:23,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2023-11-29 00:29:23,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:23,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:23,999 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-29 00:29:24,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,012 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:24,012 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:24,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2023-11-29 00:29:24,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,019 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-29 00:29:24,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,032 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:24,032 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:24,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2023-11-29 00:29:24,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,038 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-29 00:29:24,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:24,051 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:24,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2023-11-29 00:29:24,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,058 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-29 00:29:24,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:24,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,071 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:24,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:24,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:24,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,075 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-29 00:29:24,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-29 00:29:24,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,099 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:24,099 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:24,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2023-11-29 00:29:24,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,106 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-29 00:29:24,108 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 00:29:24,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:24,120 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:24,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2023-11-29 00:29:24,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,128 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-29 00:29:24,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,144 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:24,144 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:24,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2023-11-29 00:29:24,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,153 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-29 00:29:24,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:24,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,168 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:24,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:24,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2023-11-29 00:29:24,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,174 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-29 00:29:24,176 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 00:29:24,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,190 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:24,190 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:24,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2023-11-29 00:29:24,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,198 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-29 00:29:24,200 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 00:29:24,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:24,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,211 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:24,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:24,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2023-11-29 00:29:24,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,216 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-29 00:29:24,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,230 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:24,230 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:24,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2023-11-29 00:29:24,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,240 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-29 00:29:24,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,254 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:24,254 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:24,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2023-11-29 00:29:24,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,261 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-29 00:29:24,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:24,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:24,274 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:24,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:24,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,281 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-29 00:29:24,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,295 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:24,295 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:24,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2023-11-29 00:29:24,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,301 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-29 00:29:24,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,315 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:24,315 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:24,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2023-11-29 00:29:24,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,323 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-29 00:29:24,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:24,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,336 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:24,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:24,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2023-11-29 00:29:24,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,340 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-29 00:29:24,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,354 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:24,354 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:24,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2023-11-29 00:29:24,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,360 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-29 00:29:24,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:24,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:24,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:24,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:24,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2023-11-29 00:29:24,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,378 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-29 00:29:24,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:24,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:24,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:24,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:24,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:24,392 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:24,392 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:24,398 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 00:29:24,403 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2023-11-29 00:29:24,403 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 2 variables to zero. [2023-11-29 00:29:24,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,404 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-29 00:29:24,406 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 00:29:24,418 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-29 00:29:24,418 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 00:29:24,418 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~x~0#1) = 1*ULTIMATE.start_f_~x~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 2 >= 0] [2023-11-29 00:29:24,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2023-11-29 00:29:24,424 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-29 00:29:24,441 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:24,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:29:24,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:24,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:29:24,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:24,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:29:24,564 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2023-11-29 00:29:24,564 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 41 states and 52 transitions. cyclomatic complexity: 17 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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 00:29:24,606 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 41 states and 52 transitions. cyclomatic complexity: 17. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) Result 54 states and 69 transitions. Complement of second has 7 states. [2023-11-29 00:29:24,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 00:29:24,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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 00:29:24,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2023-11-29 00:29:24,608 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 41 transitions. Stem has 13 letters. Loop has 4 letters. [2023-11-29 00:29:24,608 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:24,608 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 41 transitions. Stem has 17 letters. Loop has 4 letters. [2023-11-29 00:29:24,609 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:24,609 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 41 transitions. Stem has 13 letters. Loop has 8 letters. [2023-11-29 00:29:24,609 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:24,609 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 69 transitions. [2023-11-29 00:29:24,611 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2023-11-29 00:29:24,611 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 49 states and 62 transitions. [2023-11-29 00:29:24,612 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2023-11-29 00:29:24,612 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34 [2023-11-29 00:29:24,612 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 62 transitions. [2023-11-29 00:29:24,612 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 00:29:24,612 INFO L218 hiAutomatonCegarLoop]: Abstraction has 49 states and 62 transitions. [2023-11-29 00:29:24,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 62 transitions. [2023-11-29 00:29:24,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 48. [2023-11-29 00:29:24,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.2708333333333333) internal successors, (61), 47 states have internal predecessors, (61), 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 00:29:24,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 61 transitions. [2023-11-29 00:29:24,616 INFO L240 hiAutomatonCegarLoop]: Abstraction has 48 states and 61 transitions. [2023-11-29 00:29:24,616 INFO L428 stractBuchiCegarLoop]: Abstraction has 48 states and 61 transitions. [2023-11-29 00:29:24,617 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-29 00:29:24,617 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 61 transitions. [2023-11-29 00:29:24,617 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2023-11-29 00:29:24,618 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:29:24,618 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:29:24,618 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:29:24,618 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-29 00:29:24,619 INFO L748 eck$LassoCheckResult]: Stem: 848#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 821#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;havoc main_#t~nondet6#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 822#L50 assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;havoc f_#t~nondet1#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;havoc f_#t~nondet2#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;havoc f_#t~nondet3#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 824#L27 assume !!(f_~k~0#1 <= 1073741823); 808#L30-2 assume !(f_~z~0#1 < f_~k~0#1); 809#L30-3 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 835#L18 assume !(0 == __VERIFIER_assert_~cond#1); 830#L18-2 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 831#L32 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 842#L34 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 838#L35 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 839#L36-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 827#L38 assume 0 != f_~c~0#1 % 256; 836#L39 [2023-11-29 00:29:24,619 INFO L750 eck$LassoCheckResult]: Loop: 836#L39 f_~x~0#1 := f_~x~0#1 - f_~d#1;havoc f_#t~nondet5#1;f_~y~0#1 := (if f_#t~nondet5#1 % 256 % 4294967296 <= 2147483647 then f_#t~nondet5#1 % 256 % 4294967296 else f_#t~nondet5#1 % 256 % 4294967296 - 4294967296);havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 837#L38-2 havoc f_~c~0#1; 843#L36-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 851#L38 assume 0 != f_~c~0#1 % 256; 836#L39 [2023-11-29 00:29:24,619 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:24,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1516322619, now seen corresponding path program 1 times [2023-11-29 00:29:24,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:24,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938079526] [2023-11-29 00:29:24,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:24,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:24,628 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:24,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:24,637 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:24,638 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:24,638 INFO L85 PathProgramCache]: Analyzing trace with hash 3112872, now seen corresponding path program 1 times [2023-11-29 00:29:24,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:24,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281267232] [2023-11-29 00:29:24,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:24,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:24,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:24,643 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:24,647 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:24,647 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:24,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1127759468, now seen corresponding path program 1 times [2023-11-29 00:29:24,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:24,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065773981] [2023-11-29 00:29:24,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:24,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:24,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:24,658 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:24,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:24,669 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:24,706 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:29:24,706 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:29:24,706 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:29:24,707 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:29:24,707 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 00:29:24,707 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,707 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:29:24,707 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:29:24,707 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration6_Loop [2023-11-29 00:29:24,707 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:29:24,707 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:29:24,708 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:24,710 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 00:29:24,714 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 00:29:24,716 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 00:29:24,718 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 00:29:24,719 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 00:29:24,781 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:29:24,781 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 00:29:24,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,782 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-29 00:29:24,784 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:29:24,784 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:29:24,805 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:29:24,806 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~c~0#1=-32} Honda state: {ULTIMATE.start_f_~c~0#1=-32} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 00:29:24,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:24,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,809 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-29 00:29:24,811 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:29:24,811 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:29:24,829 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:29:24,829 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~y~0#1=128} Honda state: {ULTIMATE.start_f_~y~0#1=128} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 00:29:24,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2023-11-29 00:29:24,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,832 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-29 00:29:24,834 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:29:24,835 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:29:24,846 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:29:24,846 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_#t~nondet4#1=0} Honda state: {ULTIMATE.start_f_#t~nondet4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 00:29:24,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2023-11-29 00:29:24,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,849 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-29 00:29:24,852 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:29:24,852 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:29:24,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2023-11-29 00:29:24,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,866 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-29 00:29:24,869 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 00:29:24,869 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:29:24,897 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:29:24,897 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~z~0#1=0} Honda state: {ULTIMATE.start_f_~z~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_f_~z~0#1=-6}, {ULTIMATE.start_f_~z~0#1=2}, {ULTIMATE.start_f_~z~0#1=3}] Lambdas: [1, 1, 1] Nus: [0, 0] [2023-11-29 00:29:24,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2023-11-29 00:29:24,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,900 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2023-11-29 00:29:24,902 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:29:24,903 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:29:24,914 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:29:24,914 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_#t~nondet5#1=0} Honda state: {ULTIMATE.start_f_#t~nondet5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 00:29:24,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:24,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:24,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:24,917 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:24,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2023-11-29 00:29:24,920 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 00:29:24,920 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 00:29:24,938 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 00:29:24,938 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_f_~d#1=0, ULTIMATE.start_f_~x~0#1=1} Honda state: {ULTIMATE.start_f_~d#1=0, ULTIMATE.start_f_~x~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 00:29:24,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2023-11-29 00:29:25,113 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:29:25,113 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:29:25,114 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:29:25,114 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:29:25,114 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:29:25,114 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,114 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:29:25,114 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:29:25,114 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration6_Lasso [2023-11-29 00:29:25,114 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:29:25,114 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:29:25,115 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 00:29:25,119 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 00:29:25,123 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 00:29:25,126 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 00:29:25,128 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 00:29:25,130 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 00:29:25,136 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 00:29:25,144 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 00:29:25,145 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 00:29:25,147 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 00:29:25,154 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 00:29:25,156 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 00:29:25,159 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 00:29:25,160 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 00:29:25,168 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 00:29:25,170 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 00:29:25,171 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 00:29:25,173 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 00:29:25,174 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 00:29:25,176 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 00:29:25,378 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:29:25,378 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:29:25,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,379 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2023-11-29 00:29:25,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:25,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,393 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:25,394 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:25,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2023-11-29 00:29:25,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,403 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2023-11-29 00:29:25,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:25,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,416 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:25,416 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:25,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:25,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,422 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2023-11-29 00:29:25,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:25,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,454 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:25,454 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:25,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2023-11-29 00:29:25,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2023-11-29 00:29:25,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,461 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2023-11-29 00:29:25,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:25,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:25,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,474 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:25,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:25,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2023-11-29 00:29:25,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,478 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2023-11-29 00:29:25,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:25,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:25,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:25,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:25,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2023-11-29 00:29:25,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,495 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2023-11-29 00:29:25,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:25,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,509 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:25,509 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:25,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2023-11-29 00:29:25,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,516 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2023-11-29 00:29:25,519 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 00:29:25,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,530 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:25,530 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:25,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:25,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,536 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2023-11-29 00:29:25,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:25,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,550 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:25,550 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:25,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2023-11-29 00:29:25,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,558 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2023-11-29 00:29:25,560 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 00:29:25,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:25,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:25,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:25,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2023-11-29 00:29:25,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,575 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2023-11-29 00:29:25,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:25,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:25,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:25,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:25,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2023-11-29 00:29:25,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,592 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2023-11-29 00:29:25,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:25,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,606 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:25,606 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:25,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2023-11-29 00:29:25,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,613 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2023-11-29 00:29:25,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:25,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,626 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:25,626 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:25,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2023-11-29 00:29:25,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,634 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2023-11-29 00:29:25,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:25,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,646 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:25,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,647 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:25,647 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:25,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2023-11-29 00:29:25,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,653 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2023-11-29 00:29:25,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:25,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,666 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:25,666 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:25,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2023-11-29 00:29:25,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,674 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2023-11-29 00:29:25,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:25,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:25,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,687 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:25,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:25,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:25,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2023-11-29 00:29:25,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,692 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2023-11-29 00:29:25,693 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 00:29:25,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:25,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:25,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:25,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:25,706 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:25,706 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:25,713 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 00:29:25,720 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-11-29 00:29:25,720 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2023-11-29 00:29:25,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:25,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:25,721 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:25,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2023-11-29 00:29:25,723 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 00:29:25,734 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-29 00:29:25,734 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 00:29:25,734 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~x~0#1, ULTIMATE.start_f_~d#1) = 1*ULTIMATE.start_f_~x~0#1 - 1*ULTIMATE.start_f_~d#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 1 >= 0] [2023-11-29 00:29:25,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2023-11-29 00:29:25,741 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-29 00:29:25,758 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:25,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:29:25,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:25,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:25,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:29:25,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:25,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:29:25,861 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2023-11-29 00:29:25,861 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 48 states and 61 transitions. cyclomatic complexity: 20 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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 00:29:25,899 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 48 states and 61 transitions. cyclomatic complexity: 20. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) Result 61 states and 78 transitions. Complement of second has 7 states. [2023-11-29 00:29:25,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 00:29:25,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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 00:29:25,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 41 transitions. [2023-11-29 00:29:25,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 41 transitions. Stem has 13 letters. Loop has 4 letters. [2023-11-29 00:29:25,901 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:25,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 41 transitions. Stem has 17 letters. Loop has 4 letters. [2023-11-29 00:29:25,901 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:25,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 41 transitions. Stem has 13 letters. Loop has 8 letters. [2023-11-29 00:29:25,901 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:25,902 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 61 states and 78 transitions. [2023-11-29 00:29:25,902 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-29 00:29:25,903 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 61 states to 56 states and 71 transitions. [2023-11-29 00:29:25,903 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2023-11-29 00:29:25,904 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34 [2023-11-29 00:29:25,904 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 71 transitions. [2023-11-29 00:29:25,904 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 00:29:25,904 INFO L218 hiAutomatonCegarLoop]: Abstraction has 56 states and 71 transitions. [2023-11-29 00:29:25,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 71 transitions. [2023-11-29 00:29:25,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 55. [2023-11-29 00:29:25,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 1.2727272727272727) internal successors, (70), 54 states have internal predecessors, (70), 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 00:29:25,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 70 transitions. [2023-11-29 00:29:25,908 INFO L240 hiAutomatonCegarLoop]: Abstraction has 55 states and 70 transitions. [2023-11-29 00:29:25,908 INFO L428 stractBuchiCegarLoop]: Abstraction has 55 states and 70 transitions. [2023-11-29 00:29:25,908 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-29 00:29:25,908 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 55 states and 70 transitions. [2023-11-29 00:29:25,909 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-29 00:29:25,909 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:29:25,909 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:29:25,909 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:29:25,910 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 00:29:25,910 INFO L748 eck$LassoCheckResult]: Stem: 1049#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1020#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;havoc main_#t~nondet6#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 1021#L50 assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;havoc f_#t~nondet1#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;havoc f_#t~nondet2#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;havoc f_#t~nondet3#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 1022#L27-1 assume !!(f_~k~0#1 <= 1073741823); 1046#L30-6 assume !(f_~z~0#1 < f_~k~0#1); 1048#L30-7 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 1031#L18-3 assume !(0 == __VERIFIER_assert_~cond#1); 1013#L18-5 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 1014#L32-1 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 1019#L34-2 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 1024#L35-2 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 1034#L36-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1015#L38-3 assume 0 != f_~c~0#1 % 256; 1016#L39-1 f_~x~0#1 := f_~x~0#1 - f_~d#1;havoc f_#t~nondet5#1;f_~y~0#1 := (if f_#t~nondet5#1 % 256 % 4294967296 <= 2147483647 then f_#t~nondet5#1 % 256 % 4294967296 else f_#t~nondet5#1 % 256 % 4294967296 - 4294967296);havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 1041#L38-5 havoc f_~c~0#1; 1057#L36-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1055#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1009#L38-5 [2023-11-29 00:29:25,910 INFO L750 eck$LassoCheckResult]: Loop: 1009#L38-5 havoc f_~c~0#1; 1010#L36-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1056#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1009#L38-5 [2023-11-29 00:29:25,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:25,910 INFO L85 PathProgramCache]: Analyzing trace with hash -451924932, now seen corresponding path program 1 times [2023-11-29 00:29:25,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:25,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299145544] [2023-11-29 00:29:25,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:25,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:25,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:25,920 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:25,930 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:25,931 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:25,931 INFO L85 PathProgramCache]: Analyzing trace with hash 179453, now seen corresponding path program 2 times [2023-11-29 00:29:25,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:25,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107760278] [2023-11-29 00:29:25,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:25,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:25,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:25,934 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:25,936 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:25,936 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:25,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1426973410, now seen corresponding path program 2 times [2023-11-29 00:29:25,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:25,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129063716] [2023-11-29 00:29:25,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:25,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:25,946 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:25,957 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:26,222 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:29:26,223 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:29:26,223 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:29:26,223 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:29:26,223 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:29:26,223 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:26,223 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:29:26,223 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:29:26,223 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration7_Lasso [2023-11-29 00:29:26,223 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:29:26,223 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:29:26,225 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 00:29:26,226 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 00:29:26,234 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 00:29:26,236 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 00:29:26,239 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 00:29:26,243 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 00:29:26,252 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 00:29:26,254 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 00:29:26,256 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 00:29:26,257 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 00:29:26,261 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 00:29:26,263 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 00:29:26,271 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 00:29:26,272 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 00:29:26,273 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 00:29:26,283 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:26,285 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 00:29:26,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:26,288 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:26,290 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 00:29:26,464 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:29:26,464 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:29:26,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:26,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:26,465 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:26,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2023-11-29 00:29:26,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:26,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:26,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:26,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:26,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:26,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:26,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:26,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:26,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:26,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2023-11-29 00:29:26,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:26,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:26,484 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:26,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2023-11-29 00:29:26,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:26,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:26,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:26,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:26,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:26,498 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:26,498 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:26,505 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 00:29:26,510 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-11-29 00:29:26,510 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-11-29 00:29:26,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:26,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:26,511 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:26,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2023-11-29 00:29:26,513 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 00:29:26,523 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-29 00:29:26,524 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 00:29:26,524 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 2 >= 0] [2023-11-29 00:29:26,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2023-11-29 00:29:26,529 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-29 00:29:26,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:26,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:29:26,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:26,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2023-11-29 00:29:26,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2023-11-29 00:29:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:26,665 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:29:26,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:26,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:29:26,684 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-29 00:29:26,685 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 70 transitions. cyclomatic complexity: 23 Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:29:26,722 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 70 transitions. cyclomatic complexity: 23. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 80 states and 99 transitions. Complement of second has 8 states. [2023-11-29 00:29:26,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 00:29:26,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:29:26,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2023-11-29 00:29:26,723 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 17 letters. Loop has 3 letters. [2023-11-29 00:29:26,723 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:26,724 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 20 letters. Loop has 3 letters. [2023-11-29 00:29:26,724 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:26,724 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 17 letters. Loop has 6 letters. [2023-11-29 00:29:26,724 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:26,724 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 99 transitions. [2023-11-29 00:29:26,725 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-29 00:29:26,726 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 68 states and 85 transitions. [2023-11-29 00:29:26,726 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2023-11-29 00:29:26,726 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2023-11-29 00:29:26,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 85 transitions. [2023-11-29 00:29:26,727 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 00:29:26,727 INFO L218 hiAutomatonCegarLoop]: Abstraction has 68 states and 85 transitions. [2023-11-29 00:29:26,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 85 transitions. [2023-11-29 00:29:26,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 66. [2023-11-29 00:29:26,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 66 states have (on average 1.2575757575757576) internal successors, (83), 65 states have internal predecessors, (83), 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 00:29:26,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 83 transitions. [2023-11-29 00:29:26,732 INFO L240 hiAutomatonCegarLoop]: Abstraction has 66 states and 83 transitions. [2023-11-29 00:29:26,732 INFO L428 stractBuchiCegarLoop]: Abstraction has 66 states and 83 transitions. [2023-11-29 00:29:26,732 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-29 00:29:26,732 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 66 states and 83 transitions. [2023-11-29 00:29:26,733 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-29 00:29:26,733 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:29:26,733 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:29:26,734 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:29:26,734 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 00:29:26,734 INFO L748 eck$LassoCheckResult]: Stem: 1285#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1253#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;havoc main_#t~nondet6#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 1254#L50 assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;havoc f_#t~nondet1#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;havoc f_#t~nondet2#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;havoc f_#t~nondet3#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 1256#L27 assume !!(f_~k~0#1 <= 1073741823); 1239#L30-2 assume !(f_~z~0#1 < f_~k~0#1); 1240#L30-3 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 1269#L18 assume !(0 == __VERIFIER_assert_~cond#1); 1262#L18-2 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 1263#L32 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 1278#L34 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 1270#L35 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 1271#L36-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1259#L38 assume 0 != f_~c~0#1 % 256; 1272#L39 f_~x~0#1 := f_~x~0#1 - f_~d#1;havoc f_#t~nondet5#1;f_~y~0#1 := (if f_#t~nondet5#1 % 256 % 4294967296 <= 2147483647 then f_#t~nondet5#1 % 256 % 4294967296 else f_#t~nondet5#1 % 256 % 4294967296 - 4294967296);havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 1273#L38-2 havoc f_~c~0#1; 1297#L36-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1295#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1279#L38-2 [2023-11-29 00:29:26,734 INFO L750 eck$LassoCheckResult]: Loop: 1279#L38-2 havoc f_~c~0#1; 1280#L36-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1286#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1279#L38-2 [2023-11-29 00:29:26,735 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:26,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1127759472, now seen corresponding path program 1 times [2023-11-29 00:29:26,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:26,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583517653] [2023-11-29 00:29:26,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:26,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:26,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:26,744 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:26,753 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:26,754 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:26,754 INFO L85 PathProgramCache]: Analyzing trace with hash 103985, now seen corresponding path program 2 times [2023-11-29 00:29:26,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:26,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990153985] [2023-11-29 00:29:26,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:26,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:26,757 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:26,760 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:26,760 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:26,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1848315234, now seen corresponding path program 2 times [2023-11-29 00:29:26,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:26,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476750711] [2023-11-29 00:29:26,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:26,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:26,770 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:26,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:26,781 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:27,064 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:29:27,064 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:29:27,064 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:29:27,064 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:29:27,064 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:29:27,064 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,064 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:29:27,065 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:29:27,065 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration8_Lasso [2023-11-29 00:29:27,065 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:29:27,065 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:29:27,066 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 00:29:27,068 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 00:29:27,070 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 00:29:27,073 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 00:29:27,075 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 00:29:27,082 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 00:29:27,096 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 00:29:27,101 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 00:29:27,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:27,109 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:27,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:27,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:27,115 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 00:29:27,124 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 00:29:27,132 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 00:29:27,134 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 00:29:27,136 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 00:29:27,138 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 00:29:27,140 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 00:29:27,142 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 00:29:27,330 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:29:27,331 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:29:27,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,332 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2023-11-29 00:29:27,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:27,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:27,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:27,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:27,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2023-11-29 00:29:27,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,350 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2023-11-29 00:29:27,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:27,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:27,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:27,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:27,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2023-11-29 00:29:27,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,367 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2023-11-29 00:29:27,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:27,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,381 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:27,381 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:27,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:27,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,389 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2023-11-29 00:29:27,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:27,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:27,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,402 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:27,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:27,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2023-11-29 00:29:27,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,406 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2023-11-29 00:29:27,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:27,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,420 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:27,420 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:27,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2023-11-29 00:29:27,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,426 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2023-11-29 00:29:27,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:27,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,439 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:27,439 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:27,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2023-11-29 00:29:27,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,445 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2023-11-29 00:29:27,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:27,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,458 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:27,458 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:27,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2023-11-29 00:29:27,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,465 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2023-11-29 00:29:27,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:27,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,478 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:27,478 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:27,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2023-11-29 00:29:27,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,484 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2023-11-29 00:29:27,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:27,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,498 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:27,498 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:27,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2023-11-29 00:29:27,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,505 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2023-11-29 00:29:27,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:27,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:27,518 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:27,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2023-11-29 00:29:27,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,525 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2023-11-29 00:29:27,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:27,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:27,538 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:27,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2023-11-29 00:29:27,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,546 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2023-11-29 00:29:27,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:27,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,560 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:27,560 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:27,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2023-11-29 00:29:27,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,567 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2023-11-29 00:29:27,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:27,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:27,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,580 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:27,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:27,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2023-11-29 00:29:27,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,585 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2023-11-29 00:29:27,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:27,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,598 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:27,598 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:27,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2023-11-29 00:29:27,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,605 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2023-11-29 00:29:27,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:27,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:27,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:27,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:27,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:27,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2023-11-29 00:29:27,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,622 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2023-11-29 00:29:27,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:27,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:27,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:27,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:27,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:27,637 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:27,637 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:27,643 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 00:29:27,650 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-11-29 00:29:27,650 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-11-29 00:29:27,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:27,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:27,652 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:27,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2023-11-29 00:29:27,654 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 00:29:27,665 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-29 00:29:27,665 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 00:29:27,665 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 1 >= 0] [2023-11-29 00:29:27,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2023-11-29 00:29:27,671 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-29 00:29:27,689 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:27,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:29:27,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:27,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:27,804 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:29:27,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:27,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:29:27,822 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-29 00:29:27,822 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 66 states and 83 transitions. cyclomatic complexity: 27 Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:29:27,857 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 66 states and 83 transitions. cyclomatic complexity: 27. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 91 states and 112 transitions. Complement of second has 8 states. [2023-11-29 00:29:27,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 00:29:27,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 00:29:27,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2023-11-29 00:29:27,859 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 17 letters. Loop has 3 letters. [2023-11-29 00:29:27,859 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:27,859 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 20 letters. Loop has 3 letters. [2023-11-29 00:29:27,859 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:27,859 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 17 letters. Loop has 6 letters. [2023-11-29 00:29:27,859 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:27,859 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 91 states and 112 transitions. [2023-11-29 00:29:27,860 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-29 00:29:27,861 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 91 states to 79 states and 98 transitions. [2023-11-29 00:29:27,861 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2023-11-29 00:29:27,861 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37 [2023-11-29 00:29:27,862 INFO L73 IsDeterministic]: Start isDeterministic. Operand 79 states and 98 transitions. [2023-11-29 00:29:27,862 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 00:29:27,862 INFO L218 hiAutomatonCegarLoop]: Abstraction has 79 states and 98 transitions. [2023-11-29 00:29:27,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states and 98 transitions. [2023-11-29 00:29:27,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 77. [2023-11-29 00:29:27,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 77 states have (on average 1.2467532467532467) internal successors, (96), 76 states have internal predecessors, (96), 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 00:29:27,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 96 transitions. [2023-11-29 00:29:27,866 INFO L240 hiAutomatonCegarLoop]: Abstraction has 77 states and 96 transitions. [2023-11-29 00:29:27,866 INFO L428 stractBuchiCegarLoop]: Abstraction has 77 states and 96 transitions. [2023-11-29 00:29:27,866 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-29 00:29:27,866 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 77 states and 96 transitions. [2023-11-29 00:29:27,867 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-29 00:29:27,867 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:29:27,867 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:29:27,868 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:29:27,868 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 00:29:27,868 INFO L748 eck$LassoCheckResult]: Stem: 1539#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1508#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;havoc main_#t~nondet6#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 1509#L50 assume !(0 != main_~c~1#1 % 256);assume { :begin_inline_f } true;f_#in~d#1 := 2;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;havoc f_#t~nondet1#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;havoc f_#t~nondet2#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;havoc f_#t~nondet3#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 1510#L27-1 assume !!(f_~k~0#1 <= 1073741823); 1536#L30-6 assume !(f_~z~0#1 < f_~k~0#1); 1538#L30-7 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 1523#L18-3 assume !(0 == __VERIFIER_assert_~cond#1); 1505#L18-5 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 1506#L32-1 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 1507#L34-2 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 1512#L35-2 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 1520#L36-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1521#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1556#L38-5 havoc f_~c~0#1; 1554#L36-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1552#L38-3 assume 0 != f_~c~0#1 % 256; 1550#L39-1 f_~x~0#1 := f_~x~0#1 - f_~d#1;havoc f_#t~nondet5#1;f_~y~0#1 := (if f_#t~nondet5#1 % 256 % 4294967296 <= 2147483647 then f_#t~nondet5#1 % 256 % 4294967296 else f_#t~nondet5#1 % 256 % 4294967296 - 4294967296);havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 1546#L38-5 havoc f_~c~0#1; 1545#L36-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1543#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1497#L38-5 [2023-11-29 00:29:27,868 INFO L750 eck$LassoCheckResult]: Loop: 1497#L38-5 havoc f_~c~0#1; 1498#L36-5 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 1542#L38-3 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 1497#L38-5 [2023-11-29 00:29:27,868 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:27,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1191623792, now seen corresponding path program 3 times [2023-11-29 00:29:27,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:27,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175288326] [2023-11-29 00:29:27,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:27,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:27,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:27,885 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:27,886 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:27,886 INFO L85 PathProgramCache]: Analyzing trace with hash 179453, now seen corresponding path program 3 times [2023-11-29 00:29:27,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:27,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462307153] [2023-11-29 00:29:27,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:27,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:27,888 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:27,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:27,891 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:27,891 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:27,891 INFO L85 PathProgramCache]: Analyzing trace with hash -1759536370, now seen corresponding path program 4 times [2023-11-29 00:29:27,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:27,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217695393] [2023-11-29 00:29:27,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:27,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:27,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:27,901 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:27,911 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:27,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2023-11-29 00:29:28,242 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:29:28,242 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:29:28,242 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:29:28,242 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:29:28,242 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:29:28,242 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,242 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:29:28,243 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:29:28,243 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration9_Lasso [2023-11-29 00:29:28,243 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:29:28,243 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:29:28,244 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 00:29:28,252 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 00:29:28,254 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 00:29:28,257 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 00:29:28,262 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 00:29:28,270 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 00:29:28,272 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 00:29:28,275 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 00:29:28,276 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 00:29:28,279 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 00:29:28,281 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 00:29:28,282 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 00:29:28,290 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 00:29:28,292 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 00:29:28,302 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 00:29:28,304 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 00:29:28,308 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 00:29:28,310 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 00:29:28,311 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 00:29:28,313 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 00:29:28,521 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:29:28,521 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:29:28,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,522 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2023-11-29 00:29:28,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:28,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:28,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:28,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:28,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:28,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:28,535 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:28,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:28,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2023-11-29 00:29:28,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,542 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2023-11-29 00:29:28,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:28,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:28,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:28,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:28,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:28,556 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:28,556 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:28,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:28,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2023-11-29 00:29:28,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,565 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2023-11-29 00:29:28,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:28,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:28,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:28,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:28,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:28,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:28,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:28,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:28,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:28,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2023-11-29 00:29:28,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,588 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2023-11-29 00:29:28,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:28,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:28,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:28,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:28,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:28,601 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:28,602 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:28,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:28,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2023-11-29 00:29:28,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,609 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2023-11-29 00:29:28,611 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 00:29:28,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:28,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:28,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:28,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:28,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:28,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:28,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:28,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2023-11-29 00:29:28,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,629 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2023-11-29 00:29:28,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:28,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:28,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:28,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:28,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:28,642 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:28,643 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:28,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:28,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:28,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,650 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2023-11-29 00:29:28,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:28,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:28,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:28,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:28,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:28,663 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:28,663 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:28,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:28,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2023-11-29 00:29:28,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,671 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2023-11-29 00:29:28,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:28,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:28,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:28,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:28,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:28,684 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:28,684 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:28,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:28,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2023-11-29 00:29:28,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,690 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2023-11-29 00:29:28,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:28,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:28,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:28,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:28,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:28,704 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:28,704 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:28,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:28,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2023-11-29 00:29:28,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,711 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2023-11-29 00:29:28,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:28,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:28,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:28,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:28,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:28,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:28,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:28,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:28,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:28,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2023-11-29 00:29:28,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,728 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2023-11-29 00:29:28,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:28,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:28,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:28,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:28,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:28,742 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:28,742 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:28,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:28,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2023-11-29 00:29:28,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,750 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2023-11-29 00:29:28,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:28,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:28,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:28,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:28,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:28,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:28,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:28,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:28,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:28,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2023-11-29 00:29:28,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,767 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2023-11-29 00:29:28,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:28,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:28,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:28,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:28,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:28,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:28,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:28,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:28,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:28,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2023-11-29 00:29:28,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,785 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2023-11-29 00:29:28,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:28,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:28,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:28,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:28,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:28,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:28,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:28,805 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 00:29:28,810 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-11-29 00:29:28,810 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-11-29 00:29:28,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:28,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:28,811 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:28,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2023-11-29 00:29:28,814 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 00:29:28,825 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-29 00:29:28,825 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 00:29:28,825 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 2 >= 0] [2023-11-29 00:29:28,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2023-11-29 00:29:28,831 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-29 00:29:28,844 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:28,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:29:28,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:28,969 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:29:28,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:28,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:29:28,988 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-29 00:29:28,988 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 77 states and 96 transitions. cyclomatic complexity: 31 Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 00:29:29,023 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 77 states and 96 transitions. cyclomatic complexity: 31. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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) Result 89 states and 108 transitions. Complement of second has 8 states. [2023-11-29 00:29:29,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 00:29:29,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 00:29:29,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2023-11-29 00:29:29,025 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 20 letters. Loop has 3 letters. [2023-11-29 00:29:29,025 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:29,025 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-29 00:29:29,043 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:29,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:29,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:29:29,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:29,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:29,174 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:29:29,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:29,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:29:29,193 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-29 00:29:29,193 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 77 states and 96 transitions. cyclomatic complexity: 31 Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 00:29:29,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2023-11-29 00:29:29,238 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 77 states and 96 transitions. cyclomatic complexity: 31. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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) Result 89 states and 108 transitions. Complement of second has 8 states. [2023-11-29 00:29:29,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 00:29:29,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 00:29:29,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2023-11-29 00:29:29,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 20 letters. Loop has 3 letters. [2023-11-29 00:29:29,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:29,240 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-29 00:29:29,255 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:29,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:29:29,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:29,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:29,372 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:29:29,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:29,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:29:29,391 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-29 00:29:29,391 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 77 states and 96 transitions. cyclomatic complexity: 31 Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 00:29:29,424 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 77 states and 96 transitions. cyclomatic complexity: 31. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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) Result 94 states and 115 transitions. Complement of second has 7 states. [2023-11-29 00:29:29,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 00:29:29,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 00:29:29,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2023-11-29 00:29:29,425 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 20 letters. Loop has 3 letters. [2023-11-29 00:29:29,426 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:29,426 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 23 letters. Loop has 3 letters. [2023-11-29 00:29:29,426 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:29,426 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 20 letters. Loop has 6 letters. [2023-11-29 00:29:29,426 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:29,426 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 94 states and 115 transitions. [2023-11-29 00:29:29,427 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 00:29:29,428 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 94 states to 40 states and 49 transitions. [2023-11-29 00:29:29,428 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2023-11-29 00:29:29,428 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2023-11-29 00:29:29,428 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 49 transitions. [2023-11-29 00:29:29,428 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 00:29:29,428 INFO L218 hiAutomatonCegarLoop]: Abstraction has 40 states and 49 transitions. [2023-11-29 00:29:29,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 49 transitions. [2023-11-29 00:29:29,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2023-11-29 00:29:29,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.225) internal successors, (49), 39 states have internal predecessors, (49), 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 00:29:29,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 49 transitions. [2023-11-29 00:29:29,430 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 49 transitions. [2023-11-29 00:29:29,430 INFO L428 stractBuchiCegarLoop]: Abstraction has 40 states and 49 transitions. [2023-11-29 00:29:29,430 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-29 00:29:29,431 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 49 transitions. [2023-11-29 00:29:29,431 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 00:29:29,431 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 00:29:29,431 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 00:29:29,432 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:29:29,432 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 00:29:29,432 INFO L748 eck$LassoCheckResult]: Stem: 2130#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 2115#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_~c~1#1;havoc main_#t~nondet6#1;main_~c~1#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 2116#L50 assume 0 != main_~c~1#1 % 256;assume { :begin_inline_f } true;f_#in~d#1 := 1;havoc f_#t~nondet1#1, f_#t~nondet2#1, f_#t~nondet3#1, f_#t~nondet4#1, f_#t~nondet5#1, f_~c~0#1, f_~d#1, f_~x~0#1, f_~y~0#1, f_~k~0#1, f_~z~0#1;f_~d#1 := f_#in~d#1;havoc f_#t~nondet1#1;f_~x~0#1 := f_#t~nondet1#1;havoc f_#t~nondet1#1;havoc f_#t~nondet2#1;f_~y~0#1 := f_#t~nondet2#1;havoc f_#t~nondet2#1;havoc f_#t~nondet3#1;f_~k~0#1 := f_#t~nondet3#1;havoc f_#t~nondet3#1;f_~z~0#1 := 1; 2114#L27 assume !!(f_~k~0#1 <= 1073741823); 2111#L30-2 assume !(f_~z~0#1 < f_~k~0#1); 2112#L30-3 assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if f_~z~0#1 >= 1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 2127#L18 assume !(0 == __VERIFIER_assert_~cond#1); 2128#L18-2 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true; 2117#L32 assume !!(f_~x~0#1 <= 1000000 && f_~x~0#1 >= -1000000); 2118#L34 assume !!(f_~y~0#1 <= 1000000 && f_~y~0#1 >= -1000000); 2129#L35 assume !!(f_~k~0#1 <= 1000000 && f_~k~0#1 >= -1000000); 2135#L36-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 2146#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 2147#L38-2 havoc f_~c~0#1; 2124#L36-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 2125#L38 assume 0 != f_~c~0#1 % 256; 2131#L39 f_~x~0#1 := f_~x~0#1 - f_~d#1;havoc f_#t~nondet5#1;f_~y~0#1 := (if f_#t~nondet5#1 % 256 % 4294967296 <= 2147483647 then f_#t~nondet5#1 % 256 % 4294967296 else f_#t~nondet5#1 % 256 % 4294967296 - 4294967296);havoc f_#t~nondet5#1;f_~z~0#1 := f_~z~0#1 - 1; 2141#L38-2 havoc f_~c~0#1; 2140#L36-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 2136#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 2119#L38-2 [2023-11-29 00:29:29,432 INFO L750 eck$LassoCheckResult]: Loop: 2119#L38-2 havoc f_~c~0#1; 2120#L36-2 assume !!(f_~x~0#1 > 0 && f_~y~0#1 > 0);havoc f_#t~nondet4#1;f_~c~0#1 := f_#t~nondet4#1;havoc f_#t~nondet4#1; 2139#L38 assume !(0 != f_~c~0#1 % 256);f_~y~0#1 := f_~y~0#1 - f_~d#1; 2119#L38-2 [2023-11-29 00:29:29,432 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:29,432 INFO L85 PathProgramCache]: Analyzing trace with hash -770281968, now seen corresponding path program 3 times [2023-11-29 00:29:29,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:29,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494649784] [2023-11-29 00:29:29,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:29,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:29,439 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:29,447 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:29,448 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:29,448 INFO L85 PathProgramCache]: Analyzing trace with hash 103985, now seen corresponding path program 3 times [2023-11-29 00:29:29,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:29,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667533085] [2023-11-29 00:29:29,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:29,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:29,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:29,451 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:29,453 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:29,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:29,454 INFO L85 PathProgramCache]: Analyzing trace with hash 540228034, now seen corresponding path program 4 times [2023-11-29 00:29:29,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:29:29,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745238251] [2023-11-29 00:29:29,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:29:29,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:29:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:29,463 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:29:29,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:29:29,471 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:29:29,773 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 00:29:29,773 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 00:29:29,773 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 00:29:29,773 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 00:29:29,773 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 00:29:29,773 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:29,773 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 00:29:29,773 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 00:29:29,774 INFO L133 ssoRankerPreferences]: Filename of dumped script: trex01-2.i_Iteration10_Lasso [2023-11-29 00:29:29,774 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 00:29:29,774 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 00:29:29,775 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 00:29:29,777 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 00:29:29,780 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 00:29:29,784 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 00:29:29,791 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 00:29:29,793 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 00:29:29,795 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 00:29:29,797 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 00:29:29,799 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 00:29:29,801 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 00:29:29,813 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 00:29:29,820 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 00:29:29,825 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 00:29:29,827 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 00:29:29,828 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 00:29:29,835 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 00:29:29,837 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 00:29:29,839 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 00:29:29,841 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 00:29:29,842 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 00:29:30,024 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 00:29:30,024 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 00:29:30,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,025 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2023-11-29 00:29:30,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:30,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,038 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:30,038 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:30,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2023-11-29 00:29:30,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,045 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2023-11-29 00:29:30,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:30,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:30,059 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:30,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2023-11-29 00:29:30,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,067 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2023-11-29 00:29:30,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:30,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,080 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:30,080 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:30,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2023-11-29 00:29:30,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,087 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2023-11-29 00:29:30,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:30,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:30,101 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:30,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2023-11-29 00:29:30,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,108 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2023-11-29 00:29:30,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:30,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,121 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:30,121 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:30,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2023-11-29 00:29:30,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,129 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2023-11-29 00:29:30,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:30,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:30,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,141 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:30,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:30,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2023-11-29 00:29:30,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,146 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2023-11-29 00:29:30,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:30,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:30,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:30,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:30,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2023-11-29 00:29:30,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,163 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2023-11-29 00:29:30,165 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 00:29:30,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:30,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:30,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:30,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2023-11-29 00:29:30,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,180 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2023-11-29 00:29:30,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:30,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:30,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,192 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:30,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:30,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2023-11-29 00:29:30,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,197 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2023-11-29 00:29:30,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:30,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:30,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,209 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:30,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:30,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2023-11-29 00:29:30,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,214 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2023-11-29 00:29:30,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:30,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,230 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:30,230 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:30,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2023-11-29 00:29:30,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,237 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2023-11-29 00:29:30,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:30,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,250 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:30,250 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:30,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2023-11-29 00:29:30,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,257 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2023-11-29 00:29:30,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:30,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,270 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:30,270 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:30,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2023-11-29 00:29:30,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,276 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2023-11-29 00:29:30,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:30,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,289 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:30,289 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:30,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2023-11-29 00:29:30,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,296 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2023-11-29 00:29:30,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:30,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:30,310 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:30,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2023-11-29 00:29:30,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,316 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2023-11-29 00:29:30,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:30,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,329 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:30,329 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:30,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2023-11-29 00:29:30,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,336 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2023-11-29 00:29:30,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:30,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,349 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:30,349 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:30,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2023-11-29 00:29:30,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,355 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2023-11-29 00:29:30,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 00:29:30,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 00:29:30,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,368 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 00:29:30,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 00:29:30,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 00:29:30,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2023-11-29 00:29:30,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,372 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2023-11-29 00:29:30,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 00:29:30,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 00:29:30,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 00:29:30,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 00:29:30,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 00:29:30,386 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 00:29:30,386 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 00:29:30,393 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 00:29:30,400 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-11-29 00:29:30,400 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-11-29 00:29:30,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:29:30,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:29:30,401 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:29:30,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2023-11-29 00:29:30,403 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 00:29:30,414 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-29 00:29:30,414 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 00:29:30,414 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_f_~y~0#1) = 1*ULTIMATE.start_f_~y~0#1 Supporting invariants [1*ULTIMATE.start_f_~d#1 - 1 >= 0] [2023-11-29 00:29:30,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2023-11-29 00:29:30,419 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-29 00:29:30,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Ended with exit code 0 [2023-11-29 00:29:30,452 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:30,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:29:30,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:30,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:30,568 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:29:30,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:30,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:29:30,586 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-29 00:29:30,586 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 49 transitions. cyclomatic complexity: 15 Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 00:29:30,610 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 49 transitions. cyclomatic complexity: 15. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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) Result 52 states and 61 transitions. Complement of second has 8 states. [2023-11-29 00:29:30,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 00:29:30,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 00:29:30,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 21 transitions. [2023-11-29 00:29:30,611 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 20 letters. Loop has 3 letters. [2023-11-29 00:29:30,612 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:30,612 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-29 00:29:30,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:30,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:30,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:29:30,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:30,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:30,765 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:29:30,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:30,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:29:30,787 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-29 00:29:30,787 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 49 transitions. cyclomatic complexity: 15 Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 00:29:30,816 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 49 transitions. cyclomatic complexity: 15. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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) Result 52 states and 61 transitions. Complement of second has 8 states. [2023-11-29 00:29:30,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 00:29:30,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 00:29:30,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 21 transitions. [2023-11-29 00:29:30,817 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 20 letters. Loop has 3 letters. [2023-11-29 00:29:30,818 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:30,818 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-29 00:29:30,835 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:29:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:30,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:29:30,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:30,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:29:30,972 WARN L260 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:29:30,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:29:30,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 00:29:30,994 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-29 00:29:30,994 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 49 transitions. cyclomatic complexity: 15 Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 00:29:31,025 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 49 transitions. cyclomatic complexity: 15. Second operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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) Result 57 states and 68 transitions. Complement of second has 7 states. [2023-11-29 00:29:31,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 00:29:31,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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 00:29:31,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 22 transitions. [2023-11-29 00:29:31,026 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 22 transitions. Stem has 20 letters. Loop has 3 letters. [2023-11-29 00:29:31,026 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:31,026 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 22 transitions. Stem has 23 letters. Loop has 3 letters. [2023-11-29 00:29:31,026 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:31,026 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 22 transitions. Stem has 20 letters. Loop has 6 letters. [2023-11-29 00:29:31,027 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 00:29:31,027 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 68 transitions. [2023-11-29 00:29:31,027 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 00:29:31,028 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 0 states and 0 transitions. [2023-11-29 00:29:31,028 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-29 00:29:31,028 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-29 00:29:31,028 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-29 00:29:31,028 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 00:29:31,028 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 00:29:31,028 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 00:29:31,028 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 00:29:31,028 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-29 00:29:31,028 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-29 00:29:31,028 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 00:29:31,028 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-29 00:29:31,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 12:29:31 BoogieIcfgContainer [2023-11-29 00:29:31,034 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-29 00:29:31,035 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 00:29:31,035 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 00:29:31,035 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 00:29:31,035 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:29:18" (3/4) ... [2023-11-29 00:29:31,037 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 00:29:31,037 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 00:29:31,038 INFO L158 Benchmark]: Toolchain (without parser) took 13239.48ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 142.3MB in the beginning and 126.7MB in the end (delta: 15.7MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. [2023-11-29 00:29:31,038 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 119.5MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:29:31,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 218.05ms. Allocated memory is still 180.4MB. Free memory was 141.7MB in the beginning and 149.5MB in the end (delta: -7.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 00:29:31,039 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.97ms. Allocated memory is still 180.4MB. Free memory was 149.5MB in the beginning and 147.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 00:29:31,039 INFO L158 Benchmark]: Boogie Preprocessor took 33.09ms. Allocated memory is still 180.4MB. Free memory was 147.4MB in the beginning and 145.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 00:29:31,039 INFO L158 Benchmark]: RCFGBuilder took 306.18ms. Allocated memory is still 180.4MB. Free memory was 145.3MB in the beginning and 132.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 00:29:31,039 INFO L158 Benchmark]: BuchiAutomizer took 12639.07ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 132.7MB in the beginning and 126.7MB in the end (delta: 6.0MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2023-11-29 00:29:31,040 INFO L158 Benchmark]: Witness Printer took 2.69ms. Allocated memory is still 218.1MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:29:31,041 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 119.5MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 218.05ms. Allocated memory is still 180.4MB. Free memory was 141.7MB in the beginning and 149.5MB in the end (delta: -7.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.97ms. Allocated memory is still 180.4MB. Free memory was 149.5MB in the beginning and 147.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.09ms. Allocated memory is still 180.4MB. Free memory was 147.4MB in the beginning and 145.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 306.18ms. Allocated memory is still 180.4MB. Free memory was 145.3MB in the beginning and 132.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 12639.07ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 132.7MB in the beginning and 126.7MB in the end (delta: 6.0MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. * Witness Printer took 2.69ms. Allocated memory is still 218.1MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 10 terminating modules (0 trivial, 8 deterministic, 2 nondeterministic). One deterministic module has affine ranking function (k + (-1 * z)) and consists of 5 locations. One deterministic module has affine ranking function (k + (-1 * z)) and consists of 4 locations. One deterministic module has affine ranking function y and consists of 5 locations. One deterministic module has affine ranking function y and consists of 5 locations. One deterministic module has affine ranking function x and consists of 5 locations. One deterministic module has affine ranking function (x + (-1 * d)) and consists of 5 locations. One deterministic module has affine ranking function y and consists of 5 locations. One deterministic module has affine ranking function y and consists of 5 locations. One nondeterministic module has affine ranking function y and consists of 5 locations. One nondeterministic module has affine ranking function y and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 12.5s and 11 iterations. TraceHistogramMax:3. Analysis of lassos took 9.7s. Construction of modules took 0.1s. Büchi inclusion checks took 2.4s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 7. Automata minimization 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 26 StatesRemovedByMinimization, 8 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [8, 0, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 515 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 515 mSDsluCounter, 559 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 167 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 156 IncrementalHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 392 mSDtfsCounter, 156 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso10 LassoPreprocessingBenchmarks: Lassos: inital83 mio100 ax100 hnf100 lsp23 ukn100 mio100 lsp100 div372 bol100 ite100 ukn100 eq145 hnf96 smp37 dnf100 smp100 tf101 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 35ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 10 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-29 00:29:31,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68ae80b5-2b92-4c71-86cb-8c6bd30e7bbe/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 Writing output log to file Ultimate.log Result: TRUE