./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a0165632 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_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9c0fb6a0d32b99c9a776859d2bc15d9177dc584955a2c1baa8ac133e976f40f7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:26:06,629 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:26:06,741 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-08 16:26:06,750 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:26:06,750 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:26:06,778 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:26:06,779 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:26:06,779 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:26:06,780 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:26:06,781 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:26:06,782 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:26:06,782 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:26:06,783 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:26:06,783 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-08 16:26:06,784 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-08 16:26:06,784 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-08 16:26:06,785 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-08 16:26:06,786 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-08 16:26:06,786 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-08 16:26:06,787 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:26:06,787 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-08 16:26:06,788 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 16:26:06,788 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:26:06,789 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 16:26:06,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:26:06,790 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-08 16:26:06,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-08 16:26:06,791 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-08 16:26:06,791 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:26:06,792 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 16:26:06,792 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 16:26:06,793 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:26:06,793 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-08 16:26:06,794 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:26:06,794 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:26:06,795 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:26:06,795 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:26:06,796 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:26:06,797 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-08 16:26:06,797 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_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c0fb6a0d32b99c9a776859d2bc15d9177dc584955a2c1baa8ac133e976f40f7 [2024-11-08 16:26:07,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:26:07,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:26:07,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:26:07,186 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:26:07,186 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:26:07,188 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c Unable to find full path for "g++" [2024-11-08 16:26:09,355 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:26:09,609 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:26:09,611 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c [2024-11-08 16:26:09,621 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/data/fc8af886a/806563a420754fbca900d0624a4404a1/FLAG1dd7292cf [2024-11-08 16:26:09,924 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/data/fc8af886a/806563a420754fbca900d0624a4404a1 [2024-11-08 16:26:09,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:26:09,929 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:26:09,930 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:26:09,932 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:26:09,940 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:26:09,941 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:26:09" (1/1) ... [2024-11-08 16:26:09,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44495b84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:09, skipping insertion in model container [2024-11-08 16:26:09,943 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:26:09" (1/1) ... [2024-11-08 16:26:09,961 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:26:10,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:26:10,182 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:26:10,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:26:10,218 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:26:10,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:10 WrapperNode [2024-11-08 16:26:10,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:26:10,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:26:10,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:26:10,220 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:26:10,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:10" (1/1) ... [2024-11-08 16:26:10,233 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:10" (1/1) ... [2024-11-08 16:26:10,248 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18 [2024-11-08 16:26:10,248 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:26:10,249 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:26:10,249 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:26:10,249 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:26:10,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:10" (1/1) ... [2024-11-08 16:26:10,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:10" (1/1) ... [2024-11-08 16:26:10,263 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:10" (1/1) ... [2024-11-08 16:26:10,275 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 16:26:10,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:10" (1/1) ... [2024-11-08 16:26:10,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:10" (1/1) ... [2024-11-08 16:26:10,278 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:10" (1/1) ... [2024-11-08 16:26:10,280 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:10" (1/1) ... [2024-11-08 16:26:10,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:10" (1/1) ... [2024-11-08 16:26:10,282 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:10" (1/1) ... [2024-11-08 16:26:10,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:26:10,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:26:10,285 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:26:10,285 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:26:10,286 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:10" (1/1) ... [2024-11-08 16:26:10,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:10,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:10,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:10,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-08 16:26:10,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:26:10,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 16:26:10,356 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2024-11-08 16:26:10,356 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2024-11-08 16:26:10,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:26:10,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:26:10,357 INFO L130 BoogieDeclarations]: Found specification of procedure id [2024-11-08 16:26:10,357 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2024-11-08 16:26:10,426 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:26:10,428 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:26:10,579 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 16:26:10,579 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:26:10,593 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:26:10,593 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 16:26:10,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:26:10 BoogieIcfgContainer [2024-11-08 16:26:10,594 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:26:10,595 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-08 16:26:10,596 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-08 16:26:10,600 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-08 16:26:10,601 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 16:26:10,601 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 04:26:09" (1/3) ... [2024-11-08 16:26:10,603 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@477142f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 04:26:10, skipping insertion in model container [2024-11-08 16:26:10,603 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 16:26:10,603 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:26:10" (2/3) ... [2024-11-08 16:26:10,604 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@477142f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 04:26:10, skipping insertion in model container [2024-11-08 16:26:10,604 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 16:26:10,604 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:26:10" (3/3) ... [2024-11-08 16:26:10,606 INFO L332 chiAutomizerObserver]: Analyzing ICFG id2_i5_o5-2.c [2024-11-08 16:26:10,688 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-08 16:26:10,688 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-08 16:26:10,689 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-08 16:26:10,689 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-08 16:26:10,689 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-08 16:26:10,689 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-08 16:26:10,689 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-08 16:26:10,690 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-08 16:26:10,694 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 16 states have (on average 1.1875) internal successors, (19), 16 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-08 16:26:10,713 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-08 16:26:10,713 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:26:10,714 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:26:10,719 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-08 16:26:10,719 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-08 16:26:10,719 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-08 16:26:10,720 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 16 states have (on average 1.1875) internal successors, (19), 16 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-08 16:26:10,722 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-08 16:26:10,722 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:26:10,722 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:26:10,722 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-08 16:26:10,723 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-08 16:26:10,729 INFO L745 eck$LassoCheckResult]: Stem: 16#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3); 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret6#1, main_~input~0#1, main_~result~0#1;main_~input~0#1 := 5; 12#L21true call main_#t~ret6#1 := id(main_~input~0#1);< 4#$Ultimate##0true [2024-11-08 16:26:10,730 INFO L747 eck$LassoCheckResult]: Loop: 4#$Ultimate##0true ~x := #in~x; 5#L10true assume !(0 == ~x); 20#L11true call #t~ret4 := id2(~x - 1);< 11#$Ultimate##0true ~x := #in~x; 15#L15true assume !(0 == ~x); 6#L16true call #t~ret5 := id(~x - 1);< 4#$Ultimate##0true [2024-11-08 16:26:10,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:10,735 INFO L85 PathProgramCache]: Analyzing trace with hash 37824, now seen corresponding path program 1 times [2024-11-08 16:26:10,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:10,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167325453] [2024-11-08 16:26:10,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:10,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:10,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:26:10,867 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:26:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:26:10,906 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:26:10,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:10,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1631116989, now seen corresponding path program 1 times [2024-11-08 16:26:10,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:10,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868055564] [2024-11-08 16:26:10,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:10,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:26:10,932 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:26:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:26:10,953 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:26:10,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:10,956 INFO L85 PathProgramCache]: Analyzing trace with hash 218457916, now seen corresponding path program 1 times [2024-11-08 16:26:10,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:26:10,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017645000] [2024-11-08 16:26:10,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:26:10,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:26:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:26:10,987 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:26:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:26:11,007 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:26:11,322 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:26:11,323 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:26:11,323 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:26:11,324 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:26:11,324 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-08 16:26:11,324 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:11,324 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:26:11,324 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:26:11,325 INFO L132 ssoRankerPreferences]: Filename of dumped script: id2_i5_o5-2.c_Iteration1_Loop [2024-11-08 16:26:11,325 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:26:11,325 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:26:11,345 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:11,359 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:11,366 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:11,385 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:11,393 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:11,402 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:11,530 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:26:11,531 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-08 16:26:11,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:11,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:11,536 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:11,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-08 16:26:11,541 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:26:11,542 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:26:11,568 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:26:11,568 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#res=0} Honda state: {id_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:26:11,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-08 16:26:11,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:11,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:11,591 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:11,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-08 16:26:11,595 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:26:11,596 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:26:11,615 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:26:11,615 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#res=0} Honda state: {id2_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:26:11,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-08 16:26:11,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:11,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:11,641 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:11,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-08 16:26:11,647 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:26:11,648 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:26:11,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-08 16:26:11,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:11,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:11,693 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:11,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-08 16:26:11,696 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-08 16:26:11,696 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:26:11,730 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:26:11,730 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#in~x=-6} Honda state: {id_#in~x=-6} Generalized eigenvectors: [{id_#in~x=0}, {id_#in~x=0}, {id_#in~x=-2}] Lambdas: [5, 11, 1] Nus: [0, 0] [2024-11-08 16:26:11,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-08 16:26:11,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:11,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:11,746 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:11,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-08 16:26:11,749 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:26:11,749 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:26:11,767 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:26:11,767 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#t~ret5=0} Honda state: {id2_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:26:11,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-08 16:26:11,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:11,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:11,791 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:11,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-08 16:26:11,795 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:26:11,795 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:26:11,815 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:26:11,816 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#t~ret4=0} Honda state: {id_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:26:11,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-08 16:26:11,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:11,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:11,841 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:11,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-08 16:26:11,846 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:26:11,846 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:26:11,866 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:26:11,866 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#in~x=0} Honda state: {id2_#in~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:26:11,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-08 16:26:12,192 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:26:12,192 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:26:12,192 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:26:12,192 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:26:12,192 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 16:26:12,193 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:12,193 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:26:12,193 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:26:12,193 INFO L132 ssoRankerPreferences]: Filename of dumped script: id2_i5_o5-2.c_Iteration1_Lasso [2024-11-08 16:26:12,193 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:26:12,193 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:26:12,198 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:12,202 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:12,226 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:12,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:12,250 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:12,281 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:12,284 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:12,287 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:12,291 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:12,306 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:12,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:12,316 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:12,319 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:12,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:26:12,564 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:26:12,569 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 16:26:12,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:12,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:12,572 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:12,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-08 16:26:12,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:12,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:12,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:26:12,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:12,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:26:12,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:12,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:26:12,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:26:12,613 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:26:12,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-08 16:26:12,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:12,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:12,652 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:12,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-08 16:26:12,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:12,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:12,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:12,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:26:12,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:12,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:26:12,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:26:12,708 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:26:12,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-08 16:26:12,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:12,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:12,731 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:12,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-08 16:26:12,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:12,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:12,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:12,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:26:12,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:12,757 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:26:12,757 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:26:12,764 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:26:12,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-08 16:26:12,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:12,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:12,787 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:12,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-08 16:26:12,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:12,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:12,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:26:12,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:12,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:26:12,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:12,808 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:26:12,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:26:12,813 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:26:12,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-08 16:26:12,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:12,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:12,834 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:12,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-08 16:26:12,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:12,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:12,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:12,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:26:12,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:12,858 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:26:12,858 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:26:12,866 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:26:12,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-08 16:26:12,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:12,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:12,888 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:12,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-08 16:26:12,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:12,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:12,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:12,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:26:12,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:12,908 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:26:12,908 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:26:12,919 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:26:12,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-08 16:26:12,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:12,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:12,940 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:12,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-08 16:26:12,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:12,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:12,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:12,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:26:12,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:12,963 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:26:12,963 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:26:12,968 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:26:12,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-08 16:26:12,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:12,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:13,001 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:13,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-08 16:26:13,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:13,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:13,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:13,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:26:13,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:13,018 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:26:13,018 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:26:13,023 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:26:13,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-08 16:26:13,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:13,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:13,044 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:13,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-08 16:26:13,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:13,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:13,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:13,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:26:13,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:13,069 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:26:13,069 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:26:13,074 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:26:13,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-08 16:26:13,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:13,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:13,095 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:13,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-08 16:26:13,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:13,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:13,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:13,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:26:13,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:13,115 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:26:13,116 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:26:13,123 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:26:13,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-08 16:26:13,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:13,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:13,147 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:13,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-08 16:26:13,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:13,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:13,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:13,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:26:13,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:13,168 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 16:26:13,168 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 16:26:13,173 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:26:13,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-08 16:26:13,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:13,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:13,195 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:13,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-08 16:26:13,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:13,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:13,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:26:13,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:13,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:26:13,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:13,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:26:13,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:26:13,219 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:26:13,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-08 16:26:13,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:13,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:13,241 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:13,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-08 16:26:13,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:13,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:13,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:26:13,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:13,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:26:13,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:13,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:26:13,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:26:13,260 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:26:13,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-08 16:26:13,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:13,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:13,274 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:13,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-08 16:26:13,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:13,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:13,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:26:13,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:13,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:26:13,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:13,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:26:13,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:26:13,293 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:26:13,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-08 16:26:13,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:13,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:13,314 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:13,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-08 16:26:13,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:26:13,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:26:13,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:26:13,331 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 16:26:13,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:26:13,339 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-08 16:26:13,339 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-08 16:26:13,358 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 16:26:13,387 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-08 16:26:13,387 INFO L444 ModelExtractionUtils]: 0 out of 11 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-11-08 16:26:13,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:26:13,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:26:13,404 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:26:13,408 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 16:26:13,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-08 16:26:13,428 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2024-11-08 16:26:13,428 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 16:26:13,429 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(id_#in~x) = 1*id_#in~x Supporting invariants [1*id_#in~x >= 0] [2024-11-08 16:26:13,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-11-08 16:26:13,458 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-08 16:26:13,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:26:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:13,538 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 16:26:13,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:26:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:26:13,601 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 16:26:13,603 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:26:13,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:26:13,871 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 6 loop predicates [2024-11-08 16:26:13,873 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 22 states, 16 states have (on average 1.1875) internal successors, (19), 16 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:26:14,237 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 22 states, 16 states have (on average 1.1875) internal successors, (19), 16 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 56 states and 63 transitions. Complement of second has 27 states. [2024-11-08 16:26:14,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 2 stem states 7 non-accepting loop states 1 accepting loop states [2024-11-08 16:26:14,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:26:14,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 16 transitions. [2024-11-08 16:26:14,250 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 16 transitions. Stem has 3 letters. Loop has 6 letters. [2024-11-08 16:26:14,251 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:26:14,251 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 16 transitions. Stem has 9 letters. Loop has 6 letters. [2024-11-08 16:26:14,251 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:26:14,251 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 16 transitions. Stem has 3 letters. Loop has 12 letters. [2024-11-08 16:26:14,252 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:26:14,253 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 63 transitions. [2024-11-08 16:26:14,257 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-08 16:26:14,260 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 0 states and 0 transitions. [2024-11-08 16:26:14,261 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-08 16:26:14,261 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-08 16:26:14,262 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-08 16:26:14,262 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 16:26:14,262 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 16:26:14,262 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 16:26:14,262 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 16:26:14,262 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-08 16:26:14,262 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-08 16:26:14,263 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-08 16:26:14,263 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-08 16:26:14,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.11 04:26:14 BoogieIcfgContainer [2024-11-08 16:26:14,271 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-08 16:26:14,272 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:26:14,272 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:26:14,272 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:26:14,273 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:26:10" (3/4) ... [2024-11-08 16:26:14,275 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 16:26:14,276 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:26:14,277 INFO L158 Benchmark]: Toolchain (without parser) took 4348.76ms. Allocated memory is still 159.4MB. Free memory was 130.0MB in the beginning and 78.4MB in the end (delta: 51.6MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2024-11-08 16:26:14,278 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 113.2MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:26:14,278 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.00ms. Allocated memory is still 159.4MB. Free memory was 130.0MB in the beginning and 118.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 16:26:14,279 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.35ms. Allocated memory is still 159.4MB. Free memory was 118.1MB in the beginning and 116.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:26:14,279 INFO L158 Benchmark]: Boogie Preprocessor took 34.65ms. Allocated memory is still 159.4MB. Free memory was 116.9MB in the beginning and 115.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:26:14,282 INFO L158 Benchmark]: RCFGBuilder took 309.94ms. Allocated memory is still 159.4MB. Free memory was 115.1MB in the beginning and 105.6MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 16:26:14,283 INFO L158 Benchmark]: BuchiAutomizer took 3675.90ms. Allocated memory is still 159.4MB. Free memory was 105.6MB in the beginning and 78.4MB in the end (delta: 27.1MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2024-11-08 16:26:14,283 INFO L158 Benchmark]: Witness Printer took 4.89ms. Allocated memory is still 159.4MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:26:14,286 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 113.2MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.00ms. Allocated memory is still 159.4MB. Free memory was 130.0MB in the beginning and 118.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.35ms. Allocated memory is still 159.4MB. Free memory was 118.1MB in the beginning and 116.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.65ms. Allocated memory is still 159.4MB. Free memory was 116.9MB in the beginning and 115.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 309.94ms. Allocated memory is still 159.4MB. Free memory was 115.1MB in the beginning and 105.6MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 3675.90ms. Allocated memory is still 159.4MB. Free memory was 105.6MB in the beginning and 78.4MB in the end (delta: 27.1MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * Witness Printer took 4.89ms. Allocated memory is still 159.4MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(x) and consists of 10 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59 IncrementalHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 11 mSDtfsCounter, 59 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital42 mio100 ax100 hnf100 lsp65 ukn88 mio100 lsp100 div100 bol100 ite100 ukn100 eq199 hnf96 smp100 dnf236 smp45 tf103 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 116ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-08 16:26:14,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-08 16:26:14,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bedbd86-ac65-40ff-95c2-8459616a2fc0/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE