./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Pure3Phase-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/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_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Pure3Phase-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/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 64bit --witnessprinter.graph.data.programhash 355c3bb312bba5e020472786a4caafea50b5bcf8c3a1fa521d24067678409c73 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:29:28,987 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:29:29,055 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-29 03:29:29,060 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:29:29,061 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:29:29,087 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:29:29,088 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:29:29,088 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:29:29,089 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:29:29,090 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:29:29,090 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:29:29,091 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:29:29,091 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:29:29,092 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 03:29:29,093 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 03:29:29,093 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 03:29:29,094 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 03:29:29,094 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 03:29:29,095 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 03:29:29,095 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:29:29,096 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 03:29:29,096 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:29:29,097 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:29:29,097 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 03:29:29,098 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 03:29:29,098 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 03:29:29,099 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 03:29:29,099 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:29:29,099 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 03:29:29,100 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:29:29,100 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:29:29,101 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:29:29,101 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:29:29,101 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:29:29,102 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 03:29:29,102 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_d9304201-2609-41fc-9e42-4415da117757/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 355c3bb312bba5e020472786a4caafea50b5bcf8c3a1fa521d24067678409c73 [2023-11-29 03:29:29,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:29:29,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:29:29,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:29:29,346 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:29:29,347 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:29:29,348 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/termination-crafted/Pure3Phase-1.c [2023-11-29 03:29:32,172 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:29:32,363 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:29:32,363 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/sv-benchmarks/c/termination-crafted/Pure3Phase-1.c [2023-11-29 03:29:32,370 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/data/437a7a764/7dbe41da2c2843d2afb8a6e5f0414d4a/FLAGc0e6fe690 [2023-11-29 03:29:32,383 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/data/437a7a764/7dbe41da2c2843d2afb8a6e5f0414d4a [2023-11-29 03:29:32,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:29:32,387 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:29:32,388 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:29:32,388 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:29:32,393 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:29:32,394 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:29:32" (1/1) ... [2023-11-29 03:29:32,395 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b90d040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32, skipping insertion in model container [2023-11-29 03:29:32,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:29:32" (1/1) ... [2023-11-29 03:29:32,416 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:29:32,547 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:29:32,554 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:29:32,570 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:29:32,585 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:29:32,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32 WrapperNode [2023-11-29 03:29:32,586 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:29:32,587 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:29:32,587 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:29:32,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:29:32,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32" (1/1) ... [2023-11-29 03:29:32,600 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32" (1/1) ... [2023-11-29 03:29:32,619 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2023-11-29 03:29:32,619 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:29:32,620 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:29:32,620 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:29:32,620 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:29:32,632 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32" (1/1) ... [2023-11-29 03:29:32,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32" (1/1) ... [2023-11-29 03:29:32,634 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32" (1/1) ... [2023-11-29 03:29:32,640 INFO L175 MemorySlicer]: No memory access in input program. [2023-11-29 03:29:32,641 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32" (1/1) ... [2023-11-29 03:29:32,641 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32" (1/1) ... [2023-11-29 03:29:32,643 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32" (1/1) ... [2023-11-29 03:29:32,647 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32" (1/1) ... [2023-11-29 03:29:32,648 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32" (1/1) ... [2023-11-29 03:29:32,650 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32" (1/1) ... [2023-11-29 03:29:32,651 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:29:32,652 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:29:32,652 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:29:32,653 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:29:32,654 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32" (1/1) ... [2023-11-29 03:29:32,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:32,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:32,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:32,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 03:29:32,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:29:32,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:29:32,833 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:29:32,835 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:29:32,923 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:29:32,933 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:29:32,934 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:29:32,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:29:32 BoogieIcfgContainer [2023-11-29 03:29:32,936 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:29:32,937 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 03:29:32,937 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 03:29:32,942 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 03:29:32,942 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 03:29:32,943 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 03:29:32" (1/3) ... [2023-11-29 03:29:32,944 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@10af6150 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 03:29:32, skipping insertion in model container [2023-11-29 03:29:32,944 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 03:29:32,944 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:29:32" (2/3) ... [2023-11-29 03:29:32,945 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@10af6150 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 03:29:32, skipping insertion in model container [2023-11-29 03:29:32,945 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 03:29:32,945 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:29:32" (3/3) ... [2023-11-29 03:29:32,947 INFO L332 chiAutomizerObserver]: Analyzing ICFG Pure3Phase-1.c [2023-11-29 03:29:33,013 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 03:29:33,013 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 03:29:33,013 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 03:29:33,013 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 03:29:33,014 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 03:29:33,014 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 03:29:33,014 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 03:29:33,014 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 03:29:33,019 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 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 03:29:33,041 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 03:29:33,042 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:29:33,042 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:29:33,048 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-29 03:29:33,048 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 03:29:33,049 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-29 03:29:33,049 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 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 03:29:33,050 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 03:29:33,051 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:29:33,051 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:29:33,051 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-29 03:29:33,052 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 03:29:33,061 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~z~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 11#L24true assume !!(main_~x~0#1 <= 65535); 4#L25true assume !!(-65535 <= main_~y~0#1 && main_~y~0#1 <= 65535); 8#L26true assume !!(-65535 <= main_~z~0#1 && main_~z~0#1 <= 65535); 12#L27-2true [2023-11-29 03:29:33,061 INFO L750 eck$LassoCheckResult]: Loop: 12#L27-2true assume !!(main_~x~0#1 >= 0);havoc main_#t~nondet3#1; 5#L28true assume 0 != main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 9#L28-2true main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := main_~z~0#1 - 1; 12#L27-2true [2023-11-29 03:29:33,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:29:33,069 INFO L85 PathProgramCache]: Analyzing trace with hash 28695849, now seen corresponding path program 1 times [2023-11-29 03:29:33,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:29:33,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98844007] [2023-11-29 03:29:33,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:29:33,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:29:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:29:33,177 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:29:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:29:33,199 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:29:33,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:29:33,203 INFO L85 PathProgramCache]: Analyzing trace with hash 55709, now seen corresponding path program 1 times [2023-11-29 03:29:33,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:29:33,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367809419] [2023-11-29 03:29:33,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:29:33,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:29:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:29:33,216 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:29:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:29:33,223 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:29:33,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:29:33,225 INFO L85 PathProgramCache]: Analyzing trace with hash 179571573, now seen corresponding path program 1 times [2023-11-29 03:29:33,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:29:33,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048949456] [2023-11-29 03:29:33,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:29:33,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:29:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:29:33,238 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:29:33,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:29:33,247 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:29:33,357 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 03:29:33,358 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 03:29:33,358 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 03:29:33,358 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 03:29:33,358 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 03:29:33,358 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:33,359 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 03:29:33,359 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 03:29:33,359 INFO L133 ssoRankerPreferences]: Filename of dumped script: Pure3Phase-1.c_Iteration1_Loop [2023-11-29 03:29:33,359 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 03:29:33,359 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 03:29:33,375 INFO 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 03:29:33,387 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 03:29:33,391 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 03:29:33,408 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 03:29:33,485 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 03:29:33,485 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 03:29:33,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:33,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:33,490 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:33,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-29 03:29:33,507 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 03:29:33,515 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 03:29:33,567 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 03:29:33,567 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 03:29:33,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-29 03:29:33,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:33,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:33,574 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:33,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-29 03:29:33,588 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 03:29:33,588 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 03:29:33,608 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 03:29:33,609 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 03:29:33,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-11-29 03:29:33,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:33,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:33,614 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:33,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-29 03:29:33,616 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 03:29:33,616 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 03:29:33,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-29 03:29:33,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:33,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:33,676 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:33,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-29 03:29:33,679 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 03:29:33,679 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 03:29:33,956 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 03:29:33,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-29 03:29:33,961 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 03:29:33,961 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 03:29:33,961 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 03:29:33,961 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 03:29:33,961 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 03:29:33,961 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:33,962 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 03:29:33,962 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 03:29:33,962 INFO L133 ssoRankerPreferences]: Filename of dumped script: Pure3Phase-1.c_Iteration1_Loop [2023-11-29 03:29:33,962 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 03:29:33,962 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 03:29:33,964 INFO 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 03:29:33,978 INFO 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 03:29:33,982 INFO 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 03:29:33,985 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 03:29:34,043 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 03:29:34,047 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 03:29:34,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:34,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:34,049 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:34,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-29 03:29:34,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 03:29:34,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:34,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:29:34,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:34,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:34,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:29:34,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:29:34,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:29:34,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:34,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-29 03:29:34,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:34,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:34,076 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:34,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-29 03:29:34,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 03:29:34,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:34,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:34,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:34,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:29:34,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:29:34,094 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:29:34,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:34,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-29 03:29:34,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:34,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:34,105 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:34,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-29 03:29:34,108 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 03:29:34,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:34,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:34,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:34,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:29:34,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:29:34,126 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:29:34,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:34,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-29 03:29:34,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:34,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:34,137 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:34,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-29 03:29:34,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 03:29:34,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:34,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:29:34,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:34,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:34,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:29:34,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:29:34,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:29:34,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:34,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-29 03:29:34,161 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-29 03:29:34,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:34,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:34,162 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:34,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-29 03:29:34,165 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 03:29:34,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:34,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:29:34,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:34,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:34,177 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 03:29:34,181 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 03:29:34,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:29:34,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:34,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-29 03:29:34,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:34,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:34,192 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:34,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-29 03:29:34,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:29:34,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:34,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:34,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:34,209 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 03:29:34,213 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 03:29:34,213 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 03:29:34,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:34,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-29 03:29:34,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:34,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:34,226 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:34,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-29 03:29:34,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 03:29:34,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:34,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:34,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:34,241 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 03:29:34,245 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 03:29:34,245 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 03:29:34,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:34,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-11-29 03:29:34,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:34,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:34,258 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:34,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-29 03:29:34,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 03:29:34,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:34,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:29:34,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:34,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:34,276 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 03:29:34,277 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 03:29:34,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:29:34,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:34,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-11-29 03:29:34,283 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-29 03:29:34,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:34,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:34,285 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:34,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-29 03:29:34,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:29:34,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:34,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:29:34,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:34,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:34,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 03:29:34,311 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 03:29:34,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:29:34,319 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 03:29:34,326 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-11-29 03:29:34,327 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-11-29 03:29:34,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:34,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:34,334 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:34,337 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 03:29:34,337 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-29 03:29:34,337 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 03:29:34,338 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 3-nested ranking function: f0 = 2*ULTIMATE.start_main_~z~0#1 + 1 f1 = 2*ULTIMATE.start_main_~y~0#1 + 1 f2 = 2*ULTIMATE.start_main_~x~0#1 + 1 Supporting invariants [] [2023-11-29 03:29:34,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-29 03:29:34,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-11-29 03:29:34,350 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-29 03:29:34,358 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 + 1 > 0 then 2 else (if 2 * ~y~0 + 1 > 0 then 1 else 0)) could not be translated [2023-11-29 03:29:34,359 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 + 1 > 0 then 2 * ~z~0 + 1 else (if 2 * ~y~0 + 1 > 0 then 2 * ~y~0 + 1 else 2 * ~x~0 + 1)) could not be translated [2023-11-29 03:29:34,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:29:34,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:29:34,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 03:29:34,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:29:34,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:29:34,416 WARN L260 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 03:29:34,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:29:34,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-29 03:29:34,913 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 03:29:34,945 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-29 03:29:34,947 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 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) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:29:35,064 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 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). Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 41 transitions. Complement of second has 10 states. [2023-11-29 03:29:35,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-29 03:29:35,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:29:35,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 20 transitions. [2023-11-29 03:29:35,073 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 20 transitions. Stem has 5 letters. Loop has 3 letters. [2023-11-29 03:29:35,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:29:35,074 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 20 transitions. Stem has 8 letters. Loop has 3 letters. [2023-11-29 03:29:35,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:29:35,074 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 20 transitions. Stem has 5 letters. Loop has 6 letters. [2023-11-29 03:29:35,075 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:29:35,075 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 41 transitions. [2023-11-29 03:29:35,078 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 03:29:35,082 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 14 states and 17 transitions. [2023-11-29 03:29:35,083 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2023-11-29 03:29:35,083 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2023-11-29 03:29:35,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 17 transitions. [2023-11-29 03:29:35,084 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 03:29:35,084 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2023-11-29 03:29:35,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 17 transitions. [2023-11-29 03:29:35,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 13. [2023-11-29 03:29:35,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 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 03:29:35,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2023-11-29 03:29:35,109 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2023-11-29 03:29:35,109 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 16 transitions. [2023-11-29 03:29:35,109 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-29 03:29:35,109 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 16 transitions. [2023-11-29 03:29:35,110 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 03:29:35,110 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:29:35,110 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:29:35,110 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:29:35,110 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 03:29:35,111 INFO L748 eck$LassoCheckResult]: Stem: 107#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 108#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~z~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 112#L24 assume !!(main_~x~0#1 <= 65535); 105#L25 assume !!(-65535 <= main_~y~0#1 && main_~y~0#1 <= 65535); 106#L26 assume !!(-65535 <= main_~z~0#1 && main_~z~0#1 <= 65535); 111#L27-2 assume !!(main_~x~0#1 >= 0);havoc main_#t~nondet3#1; 101#L28 assume !(0 != main_#t~nondet3#1);havoc main_#t~nondet3#1;main_~x~0#1 := main_~x~0#1 + main_~z~0#1; 102#L28-2 [2023-11-29 03:29:35,111 INFO L750 eck$LassoCheckResult]: Loop: 102#L28-2 main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := main_~z~0#1 - 1; 109#L27-2 assume !!(main_~x~0#1 >= 0);havoc main_#t~nondet3#1; 113#L28 assume 0 != main_#t~nondet3#1;havoc main_#t~nondet3#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 102#L28-2 [2023-11-29 03:29:35,111 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:29:35,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907950, now seen corresponding path program 1 times [2023-11-29 03:29:35,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:29:35,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118404582] [2023-11-29 03:29:35,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:29:35,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:29:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:29:35,118 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:29:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:29:35,124 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:29:35,124 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:29:35,125 INFO L85 PathProgramCache]: Analyzing trace with hash 62339, now seen corresponding path program 2 times [2023-11-29 03:29:35,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:29:35,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804469389] [2023-11-29 03:29:35,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:29:35,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:29:35,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:29:35,131 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:29:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:29:35,136 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:29:35,136 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:29:35,136 INFO L85 PathProgramCache]: Analyzing trace with hash 769650230, now seen corresponding path program 1 times [2023-11-29 03:29:35,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:29:35,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756556557] [2023-11-29 03:29:35,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:29:35,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:29:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:29:35,145 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:29:35,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:29:35,152 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:29:35,183 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 03:29:35,183 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 03:29:35,183 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 03:29:35,183 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 03:29:35,184 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 03:29:35,184 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,184 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 03:29:35,184 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 03:29:35,184 INFO L133 ssoRankerPreferences]: Filename of dumped script: Pure3Phase-1.c_Iteration2_Loop [2023-11-29 03:29:35,184 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 03:29:35,184 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 03:29:35,185 INFO 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 03:29:35,189 INFO 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 03:29:35,191 INFO 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 03:29:35,194 INFO 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 03:29:35,267 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 03:29:35,267 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 03:29:35,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,269 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-29 03:29:35,276 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 03:29:35,276 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 03:29:35,299 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 03:29:35,299 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 03:29:35,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2023-11-29 03:29:35,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,305 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-29 03:29:35,308 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 03:29:35,308 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 03:29:35,323 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 03:29:35,324 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3#1=0} Honda state: {ULTIMATE.start_main_#t~nondet3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 03:29:35,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-11-29 03:29:35,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,331 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-29 03:29:35,335 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 03:29:35,335 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 03:29:35,356 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 03:29:35,356 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 03:29:35,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-29 03:29:35,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,361 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-29 03:29:35,363 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 03:29:35,363 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 03:29:35,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-29 03:29:35,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,381 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-29 03:29:35,400 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 03:29:35,401 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 03:29:35,624 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 03:29:35,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2023-11-29 03:29:35,628 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 03:29:35,628 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 03:29:35,628 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 03:29:35,628 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 03:29:35,628 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 03:29:35,629 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,629 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 03:29:35,629 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 03:29:35,629 INFO L133 ssoRankerPreferences]: Filename of dumped script: Pure3Phase-1.c_Iteration2_Loop [2023-11-29 03:29:35,629 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 03:29:35,629 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 03:29:35,630 INFO 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 03:29:35,634 INFO 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 03:29:35,637 INFO 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 03:29:35,647 INFO 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 03:29:35,697 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 03:29:35,697 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 03:29:35,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,699 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-29 03:29:35,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 03:29:35,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:35,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:35,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:35,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:29:35,715 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:29:35,715 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:29:35,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:35,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-11-29 03:29:35,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,724 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-29 03:29:35,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 03:29:35,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:35,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:35,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:35,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:29:35,740 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:29:35,740 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:29:35,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:35,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-29 03:29:35,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,749 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-29 03:29:35,752 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 03:29:35,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:35,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:29:35,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:35,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:35,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:29:35,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:29:35,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:29:35,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:35,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-29 03:29:35,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,774 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-29 03:29:35,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 03:29:35,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:35,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:29:35,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:35,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:35,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:29:35,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:29:35,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:29:35,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:35,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-11-29 03:29:35,797 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-29 03:29:35,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,798 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-29 03:29:35,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 03:29:35,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:35,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:35,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:35,815 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 03:29:35,818 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 03:29:35,818 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 03:29:35,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:35,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-11-29 03:29:35,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,829 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-29 03:29:35,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 03:29:35,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:35,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:35,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:35,844 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 03:29:35,846 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 03:29:35,847 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 03:29:35,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:35,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-11-29 03:29:35,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,857 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-29 03:29:35,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 03:29:35,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:35,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:29:35,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:35,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:35,872 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 03:29:35,874 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 03:29:35,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:29:35,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:35,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-11-29 03:29:35,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,883 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-29 03:29:35,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 03:29:35,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:35,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:29:35,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:35,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:35,898 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 03:29:35,899 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 03:29:35,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:29:35,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:35,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-29 03:29:35,904 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-29 03:29:35,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,905 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-29 03:29:35,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:29:35,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:35,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:35,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:35,919 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 03:29:35,923 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 03:29:35,923 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 03:29:35,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:35,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-29 03:29:35,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,935 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-29 03:29:35,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 03:29:35,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:35,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:35,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:35,953 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 03:29:35,956 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 03:29:35,956 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 03:29:35,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:29:35,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-29 03:29:35,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:35,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:35,968 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:35,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-29 03:29:35,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 03:29:35,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:29:35,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:29:35,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:29:35,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:29:35,984 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 03:29:35,986 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 03:29:35,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:29:35,993 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 03:29:36,001 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-11-29 03:29:36,001 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-11-29 03:29:36,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:29:36,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:29:36,004 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:29:36,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-29 03:29:36,016 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 03:29:36,016 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-29 03:29:36,016 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 03:29:36,016 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 3-nested ranking function: f0 = 2*ULTIMATE.start_main_~z~0#1 f1 = 2*ULTIMATE.start_main_~z~0#1 + 2*ULTIMATE.start_main_~y~0#1 + 1 f2 = 2*ULTIMATE.start_main_~x~0#1 + 1 Supporting invariants [] [2023-11-29 03:29:36,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-29 03:29:36,021 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-29 03:29:36,023 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 > 0 then 2 else (if 2 * ~y~0 + 2 * ~z~0 + 1 > 0 then 1 else 0)) could not be translated [2023-11-29 03:29:36,023 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 > 0 then 2 * ~z~0 else (if 2 * ~y~0 + 2 * ~z~0 + 1 > 0 then 2 * ~y~0 + 2 * ~z~0 + 1 else 2 * ~x~0 + 1)) could not be translated [2023-11-29 03:29:36,048 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:29:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:29:36,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 03:29:36,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:29:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:29:36,074 WARN L260 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 03:29:36,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:29:36,375 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 03:29:36,376 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-29 03:29:36,376 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 16 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:29:36,405 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 16 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 16 states and 20 transitions. Complement of second has 6 states. [2023-11-29 03:29:36,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 03:29:36,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:29:36,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2023-11-29 03:29:36,406 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 7 letters. Loop has 3 letters. [2023-11-29 03:29:36,407 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:29:36,407 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 10 letters. Loop has 3 letters. [2023-11-29 03:29:36,407 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:29:36,407 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 7 letters. Loop has 6 letters. [2023-11-29 03:29:36,407 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:29:36,407 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 20 transitions. [2023-11-29 03:29:36,409 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 03:29:36,409 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2023-11-29 03:29:36,409 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-29 03:29:36,409 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-29 03:29:36,409 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-29 03:29:36,409 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:29:36,409 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 03:29:36,409 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 03:29:36,409 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 03:29:36,409 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-29 03:29:36,410 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-29 03:29:36,410 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 03:29:36,410 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-29 03:29:36,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 03:29:36 BoogieIcfgContainer [2023-11-29 03:29:36,416 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-29 03:29:36,417 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 03:29:36,417 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 03:29:36,417 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 03:29:36,418 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:29:32" (3/4) ... [2023-11-29 03:29:36,419 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 03:29:36,420 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 03:29:36,420 INFO L158 Benchmark]: Toolchain (without parser) took 4033.86ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 125.8MB in the beginning and 66.2MB in the end (delta: 59.7MB). Peak memory consumption was 100.0MB. Max. memory is 16.1GB. [2023-11-29 03:29:36,421 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 111.1MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:29:36,421 INFO L158 Benchmark]: CACSL2BoogieTranslator took 198.12ms. Allocated memory is still 155.2MB. Free memory was 125.6MB in the beginning and 116.2MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 03:29:36,422 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.07ms. Allocated memory is still 155.2MB. Free memory was 116.2MB in the beginning and 114.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:29:36,422 INFO L158 Benchmark]: Boogie Preprocessor took 31.54ms. Allocated memory is still 155.2MB. Free memory was 114.8MB in the beginning and 113.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 03:29:36,423 INFO L158 Benchmark]: RCFGBuilder took 283.68ms. Allocated memory is still 155.2MB. Free memory was 113.2MB in the beginning and 104.5MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 03:29:36,423 INFO L158 Benchmark]: BuchiAutomizer took 3479.45ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 104.3MB in the beginning and 66.2MB in the end (delta: 38.1MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. [2023-11-29 03:29:36,423 INFO L158 Benchmark]: Witness Printer took 2.99ms. Allocated memory is still 192.9MB. Free memory is still 66.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:29:36,426 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 111.1MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 198.12ms. Allocated memory is still 155.2MB. Free memory was 125.6MB in the beginning and 116.2MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.07ms. Allocated memory is still 155.2MB. Free memory was 116.2MB in the beginning and 114.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.54ms. Allocated memory is still 155.2MB. Free memory was 114.8MB in the beginning and 113.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 283.68ms. Allocated memory is still 155.2MB. Free memory was 113.2MB in the beginning and 104.5MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 3479.45ms. Allocated memory was 155.2MB in the beginning and 192.9MB in the end (delta: 37.7MB). Free memory was 104.3MB in the beginning and 66.2MB in the end (delta: 38.1MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. * Witness Printer took 2.99ms. Allocated memory is still 192.9MB. Free memory is still 66.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 + 1 > 0 then 2 else (if 2 * ~y~0 + 1 > 0 then 1 else 0)) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 + 1 > 0 then 2 * ~z~0 + 1 else (if 2 * ~y~0 + 1 > 0 then 2 * ~y~0 + 1 else 2 * ~x~0 + 1)) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 > 0 then 2 else (if 2 * ~y~0 + 2 * ~z~0 + 1 > 0 then 1 else 0)) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IfThenElseExpression (if 2 * ~z~0 > 0 then 2 * ~z~0 else (if 2 * ~y~0 + 2 * ~z~0 + 1 > 0 then 2 * ~y~0 + 2 * ~z~0 + 1 else 2 * ~x~0 + 1)) could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has 3-nested ranking function null, null and consists of 6 locations. One deterministic module has 3-nested ranking function null, null and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.4s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.2s. Construction of modules took 0.0s. Büchi inclusion checks took 1.0s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 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 [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 23 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21 mSDsluCounter, 24 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 28 IncrementalHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 21 mSDtfsCounter, 28 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax160 hnf100 lsp62 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq189 hnf92 smp100 dnf100 smp100 tf105 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 25ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 4 MotzkinApplications: 12 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s 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 03:29:36,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-29 03:29:36,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9304201-2609-41fc-9e42-4415da117757/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