./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/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_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/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 64bit --witnessprinter.graph.data.programhash fb567b374acd8bb9754dd21f812a202296c7800faf8be127cd0c1294b076cd75 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:44:19,341 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:44:19,471 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-08 17:44:19,476 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:44:19,477 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:44:19,513 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:44:19,513 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:44:19,514 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:44:19,515 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:44:19,517 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:44:19,518 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:44:19,519 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:44:19,520 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:44:19,520 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-08 17:44:19,524 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-08 17:44:19,525 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-08 17:44:19,525 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-08 17:44:19,526 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-08 17:44:19,526 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-08 17:44:19,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:44:19,526 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-08 17:44:19,527 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:44:19,529 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:44:19,529 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-08 17:44:19,530 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-08 17:44:19,530 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-08 17:44:19,530 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:44:19,531 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 17:44:19,531 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:44:19,531 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-08 17:44:19,531 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:44:19,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:44:19,532 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:44:19,532 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:44:19,533 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:44:19,534 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-08 17:44:19,535 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_5c86326c-37b3-48e2-ba9c-c0944107af66/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb567b374acd8bb9754dd21f812a202296c7800faf8be127cd0c1294b076cd75 [2024-11-08 17:44:19,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:44:20,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:44:20,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:44:20,021 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:44:20,023 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:44:20,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c Unable to find full path for "g++" [2024-11-08 17:44:22,093 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:44:22,321 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:44:22,322 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c [2024-11-08 17:44:22,329 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/data/89621ad0c/8033bb66683d49ffbb589f1b43d28f7f/FLAG2fdc5b6ea [2024-11-08 17:44:22,351 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/data/89621ad0c/8033bb66683d49ffbb589f1b43d28f7f [2024-11-08 17:44:22,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:44:22,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:44:22,358 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:44:22,358 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:44:22,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:44:22,365 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:44:22" (1/1) ... [2024-11-08 17:44:22,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b0ab75a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22, skipping insertion in model container [2024-11-08 17:44:22,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:44:22" (1/1) ... [2024-11-08 17:44:22,387 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:44:22,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:44:22,647 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:44:22,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:44:22,725 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:44:22,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22 WrapperNode [2024-11-08 17:44:22,733 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:44:22,734 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:44:22,736 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:44:22,736 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:44:22,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22" (1/1) ... [2024-11-08 17:44:22,759 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22" (1/1) ... [2024-11-08 17:44:22,823 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2024-11-08 17:44:22,824 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:44:22,826 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:44:22,826 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:44:22,826 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:44:22,841 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22" (1/1) ... [2024-11-08 17:44:22,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22" (1/1) ... [2024-11-08 17:44:22,842 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22" (1/1) ... [2024-11-08 17:44:22,847 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-08 17:44:22,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22" (1/1) ... [2024-11-08 17:44:22,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22" (1/1) ... [2024-11-08 17:44:22,850 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22" (1/1) ... [2024-11-08 17:44:22,853 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22" (1/1) ... [2024-11-08 17:44:22,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22" (1/1) ... [2024-11-08 17:44:22,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22" (1/1) ... [2024-11-08 17:44:22,856 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:44:22,858 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:44:22,858 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:44:22,858 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:44:22,863 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22" (1/1) ... [2024-11-08 17:44:22,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:22,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:22,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:22,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-08 17:44:22,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:44:22,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:44:23,044 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:44:23,047 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:44:23,206 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-08 17:44:23,206 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:44:23,233 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:44:23,233 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 17:44:23,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:44:23 BoogieIcfgContainer [2024-11-08 17:44:23,238 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:44:23,239 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-08 17:44:23,239 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-08 17:44:23,244 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-08 17:44:23,245 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 17:44:23,246 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 05:44:22" (1/3) ... [2024-11-08 17:44:23,247 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@171594bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 05:44:23, skipping insertion in model container [2024-11-08 17:44:23,248 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 17:44:23,248 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:44:22" (2/3) ... [2024-11-08 17:44:23,249 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@171594bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 05:44:23, skipping insertion in model container [2024-11-08 17:44:23,251 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 17:44:23,251 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:44:23" (3/3) ... [2024-11-08 17:44:23,253 INFO L332 chiAutomizerObserver]: Analyzing ICFG AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c [2024-11-08 17:44:23,341 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-08 17:44:23,341 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-08 17:44:23,342 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-08 17:44:23,342 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-08 17:44:23,342 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-08 17:44:23,342 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-08 17:44:23,342 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-08 17:44:23,343 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-08 17:44:23,349 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:23,372 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-08 17:44:23,373 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 17:44:23,373 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 17:44:23,380 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-08 17:44:23,381 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-08 17:44:23,381 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-08 17:44:23,382 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:23,385 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-08 17:44:23,385 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 17:44:23,385 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 17:44:23,385 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-08 17:44:23,386 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-08 17:44:23,396 INFO L745 eck$LassoCheckResult]: Stem: 11#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_#t~nondet4#1, main_#t~nondet5#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~m~0#1, main_~n~0#1, main_~N~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~m~0#1;havoc main_~n~0#1;havoc main_~N~0#1;havoc main_#t~nondet0#1;main_~i~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~j~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~k~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;havoc main_#t~nondet3#1;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;havoc main_#t~nondet4#1;main_~m~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;main_~N~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 8#L21true assume (0 <= main_~n~0#1 && 0 <= main_~m~0#1) && 0 <= main_~N~0#1;main_~i~0#1 := 0; 12#L23-3true [2024-11-08 17:44:23,396 INFO L747 eck$LassoCheckResult]: Loop: 12#L23-3true assume main_~i~0#1 < main_~n~0#1; 6#L23-1true assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; 3#L25-3true assume !(main_~j~0#1 < main_~m~0#1); 10#L25-4true main_~i~0#1 := 1 + main_~i~0#1; 12#L23-3true [2024-11-08 17:44:23,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:23,408 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2024-11-08 17:44:23,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:23,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797018269] [2024-11-08 17:44:23,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:23,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:23,541 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:23,576 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:23,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:23,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1206312, now seen corresponding path program 1 times [2024-11-08 17:44:23,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:23,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054048383] [2024-11-08 17:44:23,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:23,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:23,606 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:23,613 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:23,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:23,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1804969033, now seen corresponding path program 1 times [2024-11-08 17:44:23,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:23,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868160342] [2024-11-08 17:44:23,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:23,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:23,632 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:23,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:23,650 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:23,762 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 17:44:23,763 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 17:44:23,763 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 17:44:23,764 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 17:44:23,764 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-08 17:44:23,764 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:23,765 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 17:44:23,765 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 17:44:23,765 INFO L132 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c_Iteration1_Loop [2024-11-08 17:44:23,765 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 17:44:23,766 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 17:44:23,787 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:23,802 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:23,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:23,820 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:23,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:23,904 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 17:44:23,905 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-08 17:44:23,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:23,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:23,910 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:23,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-08 17:44:23,913 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:23,914 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:23,940 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:23,941 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:23,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-08 17:44:23,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:23,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:23,955 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:23,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-08 17:44:23,958 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:23,958 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:23,984 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:23,984 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:24,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-08 17:44:24,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:24,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:24,006 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:24,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-08 17:44:24,010 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:24,010 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:24,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-08 17:44:24,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:24,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:24,053 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:24,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-08 17:44:24,056 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-08 17:44:24,056 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:24,240 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-08 17:44:24,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:24,245 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 17:44:24,245 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 17:44:24,246 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 17:44:24,246 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 17:44:24,246 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 17:44:24,246 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:24,247 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 17:44:24,247 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 17:44:24,247 INFO L132 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c_Iteration1_Loop [2024-11-08 17:44:24,247 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 17:44:24,248 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 17:44:24,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:24,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:24,268 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:24,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:24,291 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:24,357 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 17:44:24,362 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 17:44:24,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:24,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:24,365 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:24,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-08 17:44:24,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:24,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:24,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:24,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:24,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:24,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 17:44:24,394 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 17:44:24,408 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:24,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:24,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:24,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:24,423 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:24,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-08 17:44:24,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:24,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:24,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:24,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:24,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:24,441 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 17:44:24,441 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 17:44:24,448 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:24,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:24,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:24,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:24,469 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:24,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-08 17:44:24,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:24,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:24,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:24,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:24,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:24,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:24,486 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:24,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:24,491 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 17:44:24,495 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-08 17:44:24,496 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-08 17:44:24,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:24,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:24,512 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:24,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-08 17:44:24,515 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 17:44:24,516 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-08 17:44:24,516 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 17:44:24,516 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~n~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~n~0#1 Supporting invariants [] [2024-11-08 17:44:24,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:24,537 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-08 17:44:24,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:24,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 17:44:24,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:24,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:44:24,619 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:24,677 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 17:44:24,722 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-08 17:44:24,724 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:24,803 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 34 states and 45 transitions. Complement of second has 6 states. [2024-11-08 17:44:24,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-08 17:44:24,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:24,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2024-11-08 17:44:24,818 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 3 letters. Loop has 4 letters. [2024-11-08 17:44:24,819 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:24,819 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 7 letters. Loop has 4 letters. [2024-11-08 17:44:24,820 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:24,820 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 3 letters. Loop has 8 letters. [2024-11-08 17:44:24,820 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:24,821 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 45 transitions. [2024-11-08 17:44:24,825 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-08 17:44:24,830 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 20 states and 27 transitions. [2024-11-08 17:44:24,831 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-11-08 17:44:24,832 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2024-11-08 17:44:24,832 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 27 transitions. [2024-11-08 17:44:24,834 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 17:44:24,834 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 27 transitions. [2024-11-08 17:44:24,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 27 transitions. [2024-11-08 17:44:24,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2024-11-08 17:44:24,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.35) internal successors, (27), 19 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:24,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 27 transitions. [2024-11-08 17:44:24,867 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 27 transitions. [2024-11-08 17:44:24,868 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 27 transitions. [2024-11-08 17:44:24,868 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-08 17:44:24,868 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 27 transitions. [2024-11-08 17:44:24,869 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-08 17:44:24,869 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 17:44:24,869 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 17:44:24,869 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:44:24,870 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-08 17:44:24,870 INFO L745 eck$LassoCheckResult]: Stem: 107#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 108#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_#t~nondet4#1, main_#t~nondet5#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~m~0#1, main_~n~0#1, main_~N~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~m~0#1;havoc main_~n~0#1;havoc main_~N~0#1;havoc main_#t~nondet0#1;main_~i~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~j~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~k~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;havoc main_#t~nondet3#1;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;havoc main_#t~nondet4#1;main_~m~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;main_~N~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 94#L21 assume (0 <= main_~n~0#1 && 0 <= main_~m~0#1) && 0 <= main_~N~0#1;main_~i~0#1 := 0; 95#L23-3 assume main_~i~0#1 < main_~n~0#1; 111#L23-1 assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; 99#L25-3 assume main_~j~0#1 < main_~m~0#1; 100#L25-1 assume !!(main_~j~0#1 < main_~m~0#1);main_~j~0#1 := 1 + main_~j~0#1;main_~k~0#1 := main_~i~0#1; 97#L28-3 [2024-11-08 17:44:24,870 INFO L747 eck$LassoCheckResult]: Loop: 97#L28-3 assume main_~k~0#1 < main_~N~0#1 - 1; 96#L28-1 assume !!(main_~k~0#1 < main_~N~0#1 - 1);main_~k~0#1 := 1 + main_~k~0#1; 97#L28-3 [2024-11-08 17:44:24,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:24,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1804968396, now seen corresponding path program 1 times [2024-11-08 17:44:24,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:24,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486181416] [2024-11-08 17:44:24,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:24,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:24,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:24,891 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:24,904 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:24,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:24,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1830, now seen corresponding path program 1 times [2024-11-08 17:44:24,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:24,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866642263] [2024-11-08 17:44:24,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:24,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:24,933 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:24,938 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:24,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:24,938 INFO L85 PathProgramCache]: Analyzing trace with hash -592158159, now seen corresponding path program 1 times [2024-11-08 17:44:24,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-08 17:44:24,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:24,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786359277] [2024-11-08 17:44:24,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:24,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:24,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:24,966 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:25,002 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:25,030 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 17:44:25,031 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 17:44:25,031 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 17:44:25,031 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 17:44:25,031 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-08 17:44:25,031 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:25,032 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 17:44:25,032 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 17:44:25,032 INFO L132 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c_Iteration2_Loop [2024-11-08 17:44:25,032 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 17:44:25,032 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 17:44:25,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:25,040 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:25,045 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:25,101 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 17:44:25,101 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-08 17:44:25,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:25,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:25,104 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:25,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-08 17:44:25,110 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:25,110 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:25,139 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:25,140 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:25,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:25,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:25,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:25,168 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:25,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-08 17:44:25,172 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:25,172 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:25,200 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:25,201 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:25,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-08 17:44:25,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:25,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:25,228 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:25,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-08 17:44:25,230 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:25,230 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:25,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:25,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:25,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:25,266 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:25,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-08 17:44:25,268 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-08 17:44:25,268 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:25,418 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-08 17:44:25,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:25,421 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 17:44:25,422 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 17:44:25,422 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 17:44:25,422 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 17:44:25,422 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 17:44:25,422 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:25,422 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 17:44:25,422 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 17:44:25,422 INFO L132 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c_Iteration2_Loop [2024-11-08 17:44:25,422 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 17:44:25,422 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 17:44:25,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:25,428 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:25,432 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:25,491 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 17:44:25,491 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 17:44:25,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:25,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:25,494 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:25,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-08 17:44:25,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 17:44:25,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:25,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:25,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:25,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:25,516 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 17:44:25,518 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 17:44:25,528 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:25,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-08 17:44:25,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:25,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:25,548 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:25,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-08 17:44:25,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:25,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:25,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:25,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:25,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:25,569 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 17:44:25,569 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 17:44:25,574 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:25,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:25,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:25,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:25,595 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:25,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-08 17:44:25,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:25,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:25,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:25,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:25,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:25,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:25,618 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:25,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:25,622 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 17:44:25,631 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-08 17:44:25,633 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-08 17:44:25,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:25,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:25,635 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:25,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-08 17:44:25,638 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 17:44:25,639 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-08 17:44:25,639 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 17:44:25,639 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~k~0#1, ULTIMATE.start_main_~N~0#1) = -1*ULTIMATE.start_main_~k~0#1 + 1*ULTIMATE.start_main_~N~0#1 Supporting invariants [] [2024-11-08 17:44:25,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:25,658 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-08 17:44:25,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:25,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:25,700 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 17:44:25,700 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:25,721 WARN L253 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:44:25,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:25,741 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 17:44:25,742 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-08 17:44:25,742 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 27 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:25,779 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 27 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 34 states and 50 transitions. Complement of second has 8 states. [2024-11-08 17:44:25,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-08 17:44:25,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:25,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 26 transitions. [2024-11-08 17:44:25,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 7 letters. Loop has 2 letters. [2024-11-08 17:44:25,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:25,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 9 letters. Loop has 2 letters. [2024-11-08 17:44:25,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:25,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 7 letters. Loop has 4 letters. [2024-11-08 17:44:25,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:25,783 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 50 transitions. [2024-11-08 17:44:25,786 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-08 17:44:25,786 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 24 states and 33 transitions. [2024-11-08 17:44:25,787 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-11-08 17:44:25,787 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-11-08 17:44:25,787 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 33 transitions. [2024-11-08 17:44:25,787 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 17:44:25,787 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 33 transitions. [2024-11-08 17:44:25,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 33 transitions. [2024-11-08 17:44:25,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2024-11-08 17:44:25,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.391304347826087) internal successors, (32), 22 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:25,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 32 transitions. [2024-11-08 17:44:25,792 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 32 transitions. [2024-11-08 17:44:25,792 INFO L425 stractBuchiCegarLoop]: Abstraction has 23 states and 32 transitions. [2024-11-08 17:44:25,792 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-08 17:44:25,792 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 32 transitions. [2024-11-08 17:44:25,793 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-08 17:44:25,793 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 17:44:25,793 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 17:44:25,799 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:44:25,799 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-08 17:44:25,799 INFO L745 eck$LassoCheckResult]: Stem: 215#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 216#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_#t~nondet4#1, main_#t~nondet5#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~m~0#1, main_~n~0#1, main_~N~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~m~0#1;havoc main_~n~0#1;havoc main_~N~0#1;havoc main_#t~nondet0#1;main_~i~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~j~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~k~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;havoc main_#t~nondet3#1;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;havoc main_#t~nondet4#1;main_~m~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;main_~N~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 204#L21 assume (0 <= main_~n~0#1 && 0 <= main_~m~0#1) && 0 <= main_~N~0#1;main_~i~0#1 := 0; 205#L23-3 assume main_~i~0#1 < main_~n~0#1; 219#L23-1 assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; 206#L25-3 assume main_~j~0#1 < main_~m~0#1; 207#L25-1 assume !!(main_~j~0#1 < main_~m~0#1);main_~j~0#1 := 1 + main_~j~0#1;main_~k~0#1 := main_~i~0#1; 214#L28-3 assume !(main_~k~0#1 < main_~N~0#1 - 1); 201#L28-4 [2024-11-08 17:44:25,800 INFO L747 eck$LassoCheckResult]: Loop: 201#L28-4 main_~i~0#1 := main_~k~0#1; 220#L25-3 assume main_~j~0#1 < main_~m~0#1; 221#L25-1 assume !!(main_~j~0#1 < main_~m~0#1);main_~j~0#1 := 1 + main_~j~0#1;main_~k~0#1 := main_~i~0#1; 200#L28-3 assume !(main_~k~0#1 < main_~N~0#1 - 1); 201#L28-4 [2024-11-08 17:44:25,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:25,800 INFO L85 PathProgramCache]: Analyzing trace with hash 119445462, now seen corresponding path program 1 times [2024-11-08 17:44:25,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:25,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742092232] [2024-11-08 17:44:25,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:25,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:25,821 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:25,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:25,833 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:25,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:25,834 INFO L85 PathProgramCache]: Analyzing trace with hash 2014042, now seen corresponding path program 1 times [2024-11-08 17:44:25,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:25,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552216593] [2024-11-08 17:44:25,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:25,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:25,841 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:25,846 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:25,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:25,847 INFO L85 PathProgramCache]: Analyzing trace with hash -1546428241, now seen corresponding path program 1 times [2024-11-08 17:44:25,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:25,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40779099] [2024-11-08 17:44:25,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:25,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:25,858 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:25,867 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:25,922 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 17:44:25,922 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 17:44:25,922 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 17:44:25,922 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 17:44:25,922 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-08 17:44:25,922 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:25,922 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 17:44:25,922 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 17:44:25,922 INFO L132 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c_Iteration3_Loop [2024-11-08 17:44:25,923 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 17:44:25,923 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 17:44:25,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:25,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:25,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:25,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:25,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:26,007 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 17:44:26,007 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-08 17:44:26,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:26,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:26,009 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:26,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-08 17:44:26,012 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:26,012 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:26,025 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:26,025 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~i~0#1=0} Honda state: {ULTIMATE.start_main_~i~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:26,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:26,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:26,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:26,039 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:26,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-08 17:44:26,043 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:26,043 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:26,063 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:26,064 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~k~0#1=-1, ULTIMATE.start_main_~N~0#1=0} Honda state: {ULTIMATE.start_main_~k~0#1=-1, ULTIMATE.start_main_~N~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:26,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-08 17:44:26,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:26,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:26,077 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:26,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-08 17:44:26,080 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:26,080 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:26,101 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:26,101 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:26,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-08 17:44:26,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:26,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:26,122 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:26,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-08 17:44:26,125 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:26,125 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:26,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:26,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:26,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:26,161 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:26,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-08 17:44:26,164 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-08 17:44:26,164 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:26,327 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-08 17:44:26,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:26,332 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 17:44:26,332 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 17:44:26,333 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 17:44:26,333 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 17:44:26,333 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 17:44:26,333 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:26,333 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 17:44:26,333 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 17:44:26,333 INFO L132 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c_Iteration3_Loop [2024-11-08 17:44:26,333 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 17:44:26,334 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 17:44:26,335 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:26,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:26,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:26,349 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:26,356 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:26,420 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 17:44:26,420 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 17:44:26,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:26,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:26,422 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:26,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-08 17:44:26,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:26,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:26,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:26,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:26,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:26,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:26,438 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:26,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:26,442 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:26,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:26,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:26,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:26,457 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:26,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-08 17:44:26,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:26,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:26,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:26,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:26,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:26,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:26,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:26,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:26,474 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:26,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:26,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:26,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:26,495 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:26,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-08 17:44:26,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 17:44:26,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:26,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:26,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:26,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:26,514 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 17:44:26,515 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 17:44:26,519 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:26,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-08 17:44:26,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:26,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:26,540 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:26,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-08 17:44:26,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 17:44:26,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:26,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:26,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:26,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:26,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:26,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:26,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:26,564 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 17:44:26,569 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-08 17:44:26,569 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-08 17:44:26,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:26,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:26,571 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:26,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-08 17:44:26,574 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 17:44:26,574 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-08 17:44:26,574 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 17:44:26,574 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~m~0#1) = -1*ULTIMATE.start_main_~j~0#1 + 1*ULTIMATE.start_main_~m~0#1 Supporting invariants [] [2024-11-08 17:44:26,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-08 17:44:26,590 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-08 17:44:26,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:26,621 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 17:44:26,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:26,644 INFO L255 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:44:26,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:26,703 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 17:44:26,704 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-08 17:44:26,704 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 32 transitions. cyclomatic complexity: 12 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:26,736 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 32 transitions. cyclomatic complexity: 12. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 46 states and 70 transitions. Complement of second has 8 states. [2024-11-08 17:44:26,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-08 17:44:26,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:26,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2024-11-08 17:44:26,738 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 8 letters. Loop has 4 letters. [2024-11-08 17:44:26,738 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:26,739 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 12 letters. Loop has 4 letters. [2024-11-08 17:44:26,739 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:26,739 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 8 letters. Loop has 8 letters. [2024-11-08 17:44:26,739 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:26,739 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 70 transitions. [2024-11-08 17:44:26,741 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2024-11-08 17:44:26,742 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 37 states and 55 transitions. [2024-11-08 17:44:26,742 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2024-11-08 17:44:26,743 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2024-11-08 17:44:26,743 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 55 transitions. [2024-11-08 17:44:26,743 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 17:44:26,743 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 55 transitions. [2024-11-08 17:44:26,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 55 transitions. [2024-11-08 17:44:26,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 34. [2024-11-08 17:44:26,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.5) internal successors, (51), 33 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:26,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 51 transitions. [2024-11-08 17:44:26,751 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 51 transitions. [2024-11-08 17:44:26,751 INFO L425 stractBuchiCegarLoop]: Abstraction has 34 states and 51 transitions. [2024-11-08 17:44:26,752 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-08 17:44:26,752 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 51 transitions. [2024-11-08 17:44:26,752 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2024-11-08 17:44:26,753 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 17:44:26,753 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 17:44:26,753 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:44:26,753 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-08 17:44:26,753 INFO L745 eck$LassoCheckResult]: Stem: 346#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 347#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_#t~nondet4#1, main_#t~nondet5#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~m~0#1, main_~n~0#1, main_~N~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~m~0#1;havoc main_~n~0#1;havoc main_~N~0#1;havoc main_#t~nondet0#1;main_~i~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~j~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~k~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;havoc main_#t~nondet3#1;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;havoc main_#t~nondet4#1;main_~m~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;main_~N~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 334#L21 assume (0 <= main_~n~0#1 && 0 <= main_~m~0#1) && 0 <= main_~N~0#1;main_~i~0#1 := 0; 335#L23-3 assume main_~i~0#1 < main_~n~0#1; 350#L23-1 assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; 336#L25-3 assume main_~j~0#1 < main_~m~0#1; 337#L25-1 assume !!(main_~j~0#1 < main_~m~0#1);main_~j~0#1 := 1 + main_~j~0#1;main_~k~0#1 := main_~i~0#1; 344#L28-3 assume !(main_~k~0#1 < main_~N~0#1 - 1); 351#L28-4 main_~i~0#1 := main_~k~0#1; 354#L25-3 assume !(main_~j~0#1 < main_~m~0#1); 340#L25-4 [2024-11-08 17:44:26,753 INFO L747 eck$LassoCheckResult]: Loop: 340#L25-4 main_~i~0#1 := 1 + main_~i~0#1; 341#L23-3 assume main_~i~0#1 < main_~n~0#1; 348#L23-1 assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; 352#L25-3 assume !(main_~j~0#1 < main_~m~0#1); 340#L25-4 [2024-11-08 17:44:26,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:26,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1177026856, now seen corresponding path program 1 times [2024-11-08 17:44:26,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:26,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529946150] [2024-11-08 17:44:26,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:26,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:26,769 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:26,785 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:26,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:26,789 INFO L85 PathProgramCache]: Analyzing trace with hash 2124282, now seen corresponding path program 2 times [2024-11-08 17:44:26,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:26,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439906867] [2024-11-08 17:44:26,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:26,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:26,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:26,800 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:26,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:26,803 INFO L85 PathProgramCache]: Analyzing trace with hash -39901871, now seen corresponding path program 1 times [2024-11-08 17:44:26,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:26,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638373976] [2024-11-08 17:44:26,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:26,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:26,960 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:44:26,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:44:26,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638373976] [2024-11-08 17:44:26,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638373976] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:44:26,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [15488779] [2024-11-08 17:44:26,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:26,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:44:26,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:26,966 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:44:26,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-11-08 17:44:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:27,009 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:44:27,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:27,057 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:44:27,057 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:44:27,120 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:44:27,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [15488779] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 17:44:27,120 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 17:44:27,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 5 [2024-11-08 17:44:27,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599725958] [2024-11-08 17:44:27,123 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 17:44:27,156 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 17:44:27,156 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 17:44:27,156 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 17:44:27,156 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 17:44:27,157 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-08 17:44:27,157 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:27,157 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 17:44:27,157 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 17:44:27,157 INFO L132 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c_Iteration4_Loop [2024-11-08 17:44:27,157 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 17:44:27,157 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 17:44:27,159 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:27,162 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:27,168 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:27,173 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:27,178 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:27,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-08 17:44:27,268 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 17:44:27,268 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-08 17:44:27,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:27,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:27,270 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:27,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-08 17:44:27,283 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:27,283 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:27,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-08 17:44:27,326 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:27,326 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~j~0#1=0} Honda state: {ULTIMATE.start_main_~j~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:27,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:27,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:27,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-08 17:44:27,362 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:27,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-08 17:44:27,376 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:27,377 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:27,417 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:27,417 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_7=1} Honda state: {v_rep~unnamed0~0~true_7=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:27,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:27,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:27,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:27,443 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:27,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-08 17:44:27,446 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:27,446 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:27,477 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:27,477 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_7=0} Honda state: {v_rep~unnamed0~0~false_7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:27,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:27,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:27,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:27,499 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:27,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-08 17:44:27,502 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:27,502 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:27,533 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:27,533 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~m~0#1=0} Honda state: {ULTIMATE.start_main_~m~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:27,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:27,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:27,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:27,554 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:27,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-08 17:44:27,556 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:27,556 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:27,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:27,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:27,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:27,586 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:27,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-08 17:44:27,588 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-08 17:44:27,589 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:27,924 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-08 17:44:27,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-08 17:44:27,927 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 17:44:27,928 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 17:44:27,928 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 17:44:27,928 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 17:44:27,928 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 17:44:27,928 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:27,928 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 17:44:27,928 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 17:44:27,928 INFO L132 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c_Iteration4_Loop [2024-11-08 17:44:27,928 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 17:44:27,928 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 17:44:27,930 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:27,933 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:27,938 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:27,942 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:27,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:28,004 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 17:44:28,004 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 17:44:28,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:28,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:28,006 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:28,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-08 17:44:28,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:28,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:28,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:28,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:28,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:28,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:28,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:28,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:28,024 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:28,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-08 17:44:28,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:28,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:28,038 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:28,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-08 17:44:28,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 17:44:28,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:28,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:28,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:28,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:28,055 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 17:44:28,055 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 17:44:28,060 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:28,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:28,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:28,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:28,082 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:28,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-08 17:44:28,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:28,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:28,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:28,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:28,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:28,104 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 17:44:28,104 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 17:44:28,110 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:28,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:28,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:28,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:28,129 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:28,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-08 17:44:28,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 17:44:28,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:28,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:28,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:28,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:28,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:28,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:28,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:28,146 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:28,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-08 17:44:28,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:28,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:28,161 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:28,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-08 17:44:28,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:28,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:28,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:28,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:28,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:28,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:28,177 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:28,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:28,180 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 17:44:28,184 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-08 17:44:28,184 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-08 17:44:28,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:28,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:28,187 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:28,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-08 17:44:28,191 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 17:44:28,191 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-08 17:44:28,192 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 17:44:28,192 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~n~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~n~0#1 Supporting invariants [] [2024-11-08 17:44:28,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:28,214 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-08 17:44:28,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:28,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:28,246 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 17:44:28,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:28,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:28,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:44:28,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:28,308 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 17:44:28,309 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-08 17:44:28,309 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 51 transitions. cyclomatic complexity: 22 Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:28,339 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 51 transitions. cyclomatic complexity: 22. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 74 states and 108 transitions. Complement of second has 7 states. [2024-11-08 17:44:28,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-08 17:44:28,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:28,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 22 transitions. [2024-11-08 17:44:28,341 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 10 letters. Loop has 4 letters. [2024-11-08 17:44:28,342 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:28,342 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 14 letters. Loop has 4 letters. [2024-11-08 17:44:28,342 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:28,342 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 10 letters. Loop has 8 letters. [2024-11-08 17:44:28,343 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:28,343 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 74 states and 108 transitions. [2024-11-08 17:44:28,345 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 12 [2024-11-08 17:44:28,346 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 74 states to 65 states and 96 transitions. [2024-11-08 17:44:28,346 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2024-11-08 17:44:28,347 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2024-11-08 17:44:28,347 INFO L73 IsDeterministic]: Start isDeterministic. Operand 65 states and 96 transitions. [2024-11-08 17:44:28,347 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 17:44:28,347 INFO L218 hiAutomatonCegarLoop]: Abstraction has 65 states and 96 transitions. [2024-11-08 17:44:28,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states and 96 transitions. [2024-11-08 17:44:28,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 64. [2024-11-08 17:44:28,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 64 states have (on average 1.484375) internal successors, (95), 63 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:28,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 95 transitions. [2024-11-08 17:44:28,358 INFO L240 hiAutomatonCegarLoop]: Abstraction has 64 states and 95 transitions. [2024-11-08 17:44:28,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:44:28,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 17:44:28,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-08 17:44:28,365 INFO L87 Difference]: Start difference. First operand 64 states and 95 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:28,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:44:28,437 INFO L93 Difference]: Finished difference Result 63 states and 88 transitions. [2024-11-08 17:44:28,437 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 63 states and 88 transitions. [2024-11-08 17:44:28,438 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 14 [2024-11-08 17:44:28,439 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 63 states to 59 states and 84 transitions. [2024-11-08 17:44:28,439 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2024-11-08 17:44:28,439 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37 [2024-11-08 17:44:28,439 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 84 transitions. [2024-11-08 17:44:28,439 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 17:44:28,444 INFO L218 hiAutomatonCegarLoop]: Abstraction has 59 states and 84 transitions. [2024-11-08 17:44:28,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states and 84 transitions. [2024-11-08 17:44:28,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 34. [2024-11-08 17:44:28,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 33 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:28,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 49 transitions. [2024-11-08 17:44:28,450 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 49 transitions. [2024-11-08 17:44:28,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 17:44:28,451 INFO L425 stractBuchiCegarLoop]: Abstraction has 34 states and 49 transitions. [2024-11-08 17:44:28,452 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-08 17:44:28,452 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 49 transitions. [2024-11-08 17:44:28,453 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2024-11-08 17:44:28,456 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 17:44:28,457 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 17:44:28,457 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:44:28,457 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:44:28,457 INFO L745 eck$LassoCheckResult]: Stem: 733#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 734#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_#t~nondet4#1, main_#t~nondet5#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~m~0#1, main_~n~0#1, main_~N~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~m~0#1;havoc main_~n~0#1;havoc main_~N~0#1;havoc main_#t~nondet0#1;main_~i~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~j~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~k~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;havoc main_#t~nondet3#1;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;havoc main_#t~nondet4#1;main_~m~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;main_~N~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 718#L21 assume (0 <= main_~n~0#1 && 0 <= main_~m~0#1) && 0 <= main_~N~0#1;main_~i~0#1 := 0; 719#L23-3 assume main_~i~0#1 < main_~n~0#1; 739#L23-1 assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; 748#L25-3 assume main_~j~0#1 < main_~m~0#1; 747#L25-1 assume !!(main_~j~0#1 < main_~m~0#1);main_~j~0#1 := 1 + main_~j~0#1;main_~k~0#1 := main_~i~0#1; 746#L28-3 assume !(main_~k~0#1 < main_~N~0#1 - 1); 740#L28-4 main_~i~0#1 := main_~k~0#1; 742#L25-3 assume !(main_~j~0#1 < main_~m~0#1); 729#L25-4 [2024-11-08 17:44:28,458 INFO L747 eck$LassoCheckResult]: Loop: 729#L25-4 main_~i~0#1 := 1 + main_~i~0#1; 730#L23-3 assume main_~i~0#1 < main_~n~0#1; 737#L23-1 assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; 725#L25-3 assume main_~j~0#1 < main_~m~0#1; 726#L25-1 assume !!(main_~j~0#1 < main_~m~0#1);main_~j~0#1 := 1 + main_~j~0#1;main_~k~0#1 := main_~i~0#1; 735#L28-3 assume !(main_~k~0#1 < main_~N~0#1 - 1); 750#L28-4 main_~i~0#1 := main_~k~0#1; 749#L25-3 assume !(main_~j~0#1 < main_~m~0#1); 729#L25-4 [2024-11-08 17:44:28,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:28,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1177026856, now seen corresponding path program 2 times [2024-11-08 17:44:28,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:28,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000729388] [2024-11-08 17:44:28,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:28,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:28,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:28,471 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:28,481 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:28,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:28,486 INFO L85 PathProgramCache]: Analyzing trace with hash -998768749, now seen corresponding path program 1 times [2024-11-08 17:44:28,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:28,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141911067] [2024-11-08 17:44:28,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:28,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:28,497 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:28,502 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:28,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:28,503 INFO L85 PathProgramCache]: Analyzing trace with hash 585840490, now seen corresponding path program 2 times [2024-11-08 17:44:28,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:28,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375362255] [2024-11-08 17:44:28,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:28,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:28,514 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:28,523 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:28,581 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 17:44:28,582 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 17:44:28,582 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 17:44:28,582 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 17:44:28,582 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-08 17:44:28,582 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:28,582 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 17:44:28,582 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 17:44:28,582 INFO L132 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c_Iteration5_Loop [2024-11-08 17:44:28,583 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 17:44:28,583 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 17:44:28,584 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:28,587 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:28,590 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:28,594 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:28,597 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:28,601 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:28,671 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 17:44:28,671 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-08 17:44:28,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:28,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:28,673 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:28,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-08 17:44:28,676 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:28,676 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:28,690 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:28,690 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~k~0#1=0} Honda state: {ULTIMATE.start_main_~k~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:28,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-08 17:44:28,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:28,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:28,708 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:28,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-08 17:44:28,711 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:28,711 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:28,731 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:28,731 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~j~0#1=0} Honda state: {ULTIMATE.start_main_~j~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:28,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:28,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:28,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:28,754 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:28,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-08 17:44:28,758 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:28,758 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:28,785 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:28,785 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_9=1} Honda state: {v_rep~unnamed0~0~true_9=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:28,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:28,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:28,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:28,807 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:28,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-08 17:44:28,809 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:28,810 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:28,835 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:28,836 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_9=0} Honda state: {v_rep~unnamed0~0~false_9=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:28,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-08 17:44:28,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:28,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:28,857 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:28,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-08 17:44:28,861 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:28,862 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:28,875 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:28,875 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~m~0#1=1} Honda state: {ULTIMATE.start_main_~m~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:28,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:28,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:28,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:28,890 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:28,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-08 17:44:28,892 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:28,892 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:28,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:28,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:28,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:28,919 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:28,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-08 17:44:28,922 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-08 17:44:28,922 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:29,083 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-08 17:44:29,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-08 17:44:29,087 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 17:44:29,087 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 17:44:29,087 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 17:44:29,087 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 17:44:29,087 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 17:44:29,087 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:29,087 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 17:44:29,087 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 17:44:29,087 INFO L132 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c_Iteration5_Loop [2024-11-08 17:44:29,087 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 17:44:29,087 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 17:44:29,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:29,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:29,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:29,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:29,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:29,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:29,171 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 17:44:29,171 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 17:44:29,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:29,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:29,174 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:29,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-08 17:44:29,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 17:44:29,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:29,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:29,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:29,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:29,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:29,192 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:29,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:29,194 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:29,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-08 17:44:29,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:29,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:29,215 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:29,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-08 17:44:29,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:29,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:29,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:29,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:29,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:29,240 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 17:44:29,240 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 17:44:29,247 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:29,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:29,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:29,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:29,267 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:29,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-08 17:44:29,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:29,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:29,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:29,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:29,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:29,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:29,283 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:29,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:29,284 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:29,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-08 17:44:29,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:29,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:29,299 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:29,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-08 17:44:29,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 17:44:29,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:29,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:29,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:29,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:29,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 17:44:29,314 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 17:44:29,321 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:29,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:29,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:29,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:29,343 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:29,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-08 17:44:29,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:29,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:29,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:29,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:29,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:29,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:29,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:29,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:29,364 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:29,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-08 17:44:29,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:29,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:29,386 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:29,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-08 17:44:29,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 17:44:29,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:29,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:29,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:29,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:29,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:29,409 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:29,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:29,413 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 17:44:29,419 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-08 17:44:29,419 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-08 17:44:29,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:29,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:29,423 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:29,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-08 17:44:29,425 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 17:44:29,425 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-08 17:44:29,425 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 17:44:29,425 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~n~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~n~0#1 Supporting invariants [] [2024-11-08 17:44:29,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:29,446 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-08 17:44:29,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:29,483 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 17:44:29,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:29,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 17:44:29,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:29,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:44:29,629 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2024-11-08 17:44:29,630 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 49 transitions. cyclomatic complexity: 20 Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:29,667 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 49 transitions. cyclomatic complexity: 20. Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 67 states and 93 transitions. Complement of second has 7 states. [2024-11-08 17:44:29,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-08 17:44:29,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:29,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2024-11-08 17:44:29,669 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 10 letters. Loop has 8 letters. [2024-11-08 17:44:29,669 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:29,670 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-08 17:44:29,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:29,697 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 17:44:29,698 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:29,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 17:44:29,728 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:29,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:44:29,827 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 5 loop predicates [2024-11-08 17:44:29,827 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 49 transitions. cyclomatic complexity: 20 Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:29,911 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 49 transitions. cyclomatic complexity: 20. Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 84 states and 123 transitions. Complement of second has 10 states. [2024-11-08 17:44:29,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2024-11-08 17:44:29,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:29,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 27 transitions. [2024-11-08 17:44:29,912 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 27 transitions. Stem has 10 letters. Loop has 8 letters. [2024-11-08 17:44:29,912 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:29,912 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 27 transitions. Stem has 18 letters. Loop has 8 letters. [2024-11-08 17:44:29,913 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:29,913 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 27 transitions. Stem has 10 letters. Loop has 16 letters. [2024-11-08 17:44:29,913 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:29,913 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 123 transitions. [2024-11-08 17:44:29,915 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2024-11-08 17:44:29,916 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 80 states and 116 transitions. [2024-11-08 17:44:29,916 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2024-11-08 17:44:29,916 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2024-11-08 17:44:29,916 INFO L73 IsDeterministic]: Start isDeterministic. Operand 80 states and 116 transitions. [2024-11-08 17:44:29,916 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 17:44:29,916 INFO L218 hiAutomatonCegarLoop]: Abstraction has 80 states and 116 transitions. [2024-11-08 17:44:29,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states and 116 transitions. [2024-11-08 17:44:29,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 74. [2024-11-08 17:44:29,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 74 states have (on average 1.472972972972973) internal successors, (109), 73 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:29,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 109 transitions. [2024-11-08 17:44:29,922 INFO L240 hiAutomatonCegarLoop]: Abstraction has 74 states and 109 transitions. [2024-11-08 17:44:29,922 INFO L425 stractBuchiCegarLoop]: Abstraction has 74 states and 109 transitions. [2024-11-08 17:44:29,922 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-08 17:44:29,922 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 74 states and 109 transitions. [2024-11-08 17:44:29,923 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2024-11-08 17:44:29,923 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 17:44:29,923 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 17:44:29,924 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:44:29,924 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-08 17:44:29,924 INFO L745 eck$LassoCheckResult]: Stem: 1070#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 1071#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_#t~nondet4#1, main_#t~nondet5#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~m~0#1, main_~n~0#1, main_~N~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~m~0#1;havoc main_~n~0#1;havoc main_~N~0#1;havoc main_#t~nondet0#1;main_~i~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~j~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~k~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;havoc main_#t~nondet3#1;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;havoc main_#t~nondet4#1;main_~m~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;main_~N~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 1057#L21 assume (0 <= main_~n~0#1 && 0 <= main_~m~0#1) && 0 <= main_~N~0#1;main_~i~0#1 := 0; 1058#L23-3 assume main_~i~0#1 < main_~n~0#1; 1102#L23-1 assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; 1100#L25-3 assume main_~j~0#1 < main_~m~0#1; 1099#L25-1 assume !!(main_~j~0#1 < main_~m~0#1);main_~j~0#1 := 1 + main_~j~0#1;main_~k~0#1 := main_~i~0#1; 1088#L28-3 assume !(main_~k~0#1 < main_~N~0#1 - 1); 1086#L28-4 main_~i~0#1 := main_~k~0#1; 1103#L25-3 assume main_~j~0#1 < main_~m~0#1; 1101#L25-1 assume !!(main_~j~0#1 < main_~m~0#1);main_~j~0#1 := 1 + main_~j~0#1;main_~k~0#1 := main_~i~0#1; 1091#L28-3 assume main_~k~0#1 < main_~N~0#1 - 1; 1089#L28-1 [2024-11-08 17:44:29,924 INFO L747 eck$LassoCheckResult]: Loop: 1089#L28-1 assume !!(main_~k~0#1 < main_~N~0#1 - 1);main_~k~0#1 := 1 + main_~k~0#1; 1090#L28-3 assume main_~k~0#1 < main_~N~0#1 - 1; 1089#L28-1 [2024-11-08 17:44:29,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:29,925 INFO L85 PathProgramCache]: Analyzing trace with hash -1546428248, now seen corresponding path program 1 times [2024-11-08 17:44:29,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:29,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264545973] [2024-11-08 17:44:29,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:29,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:29,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:29,978 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 17:44:29,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:44:29,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264545973] [2024-11-08 17:44:29,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264545973] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:44:29,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:44:29,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 17:44:29,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51121127] [2024-11-08 17:44:29,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:44:29,979 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-08 17:44:29,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:29,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1980, now seen corresponding path program 2 times [2024-11-08 17:44:29,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:29,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029193978] [2024-11-08 17:44:29,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:29,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:29,984 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:29,987 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:30,011 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 17:44:30,011 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 17:44:30,011 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 17:44:30,012 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 17:44:30,012 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-08 17:44:30,012 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:30,012 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 17:44:30,012 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 17:44:30,012 INFO L132 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c_Iteration6_Loop [2024-11-08 17:44:30,012 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 17:44:30,012 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 17:44:30,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:30,017 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:30,020 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:30,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:30,095 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 17:44:30,096 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-08 17:44:30,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:30,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:30,101 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:30,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-08 17:44:30,110 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:30,110 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:30,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-08 17:44:30,138 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:30,138 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_11=1} Honda state: {v_rep~unnamed0~0~true_11=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:30,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:30,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:30,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:30,153 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:30,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-08 17:44:30,154 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:30,155 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:30,175 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:30,175 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_11=0} Honda state: {v_rep~unnamed0~0~false_11=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:30,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-08 17:44:30,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:30,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:30,188 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:30,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-08 17:44:30,190 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:30,190 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:30,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-11-08 17:44:30,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:30,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:30,218 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:30,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-08 17:44:30,220 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-08 17:44:30,220 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:30,507 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-08 17:44:30,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:30,510 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 17:44:30,511 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 17:44:30,511 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 17:44:30,511 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 17:44:30,511 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 17:44:30,511 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:30,511 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 17:44:30,511 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 17:44:30,511 INFO L132 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c_Iteration6_Loop [2024-11-08 17:44:30,511 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 17:44:30,511 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 17:44:30,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:30,516 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:30,520 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:30,567 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 17:44:30,567 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 17:44:30,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:30,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:30,569 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:30,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-08 17:44:30,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 17:44:30,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:30,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:30,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:30,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:30,592 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 17:44:30,592 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 17:44:30,596 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:30,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-08 17:44:30,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:30,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:30,616 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:30,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-08 17:44:30,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:30,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:30,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:30,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:30,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:30,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 17:44:30,639 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 17:44:30,645 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:30,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-08 17:44:30,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:30,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:30,664 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:30,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-08 17:44:30,666 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 17:44:30,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:30,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:30,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:30,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:30,681 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:30,682 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:30,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:30,685 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 17:44:30,690 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-08 17:44:30,690 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-08 17:44:30,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:30,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:30,692 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:30,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-08 17:44:30,695 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 17:44:30,695 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-08 17:44:30,695 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 17:44:30,695 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~N~0#1, ULTIMATE.start_main_~k~0#1) = 1*ULTIMATE.start_main_~N~0#1 - 1*ULTIMATE.start_main_~k~0#1 Supporting invariants [] [2024-11-08 17:44:30,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:30,713 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-08 17:44:30,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:30,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:30,738 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 17:44:30,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:30,766 WARN L253 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:44:30,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:30,778 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 17:44:30,779 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-08 17:44:30,779 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 74 states and 109 transitions. cyclomatic complexity: 47 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:30,805 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 74 states and 109 transitions. cyclomatic complexity: 47. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 166 states and 252 transitions. Complement of second has 5 states. [2024-11-08 17:44:30,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-08 17:44:30,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:30,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 18 transitions. [2024-11-08 17:44:30,811 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 12 letters. Loop has 2 letters. [2024-11-08 17:44:30,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:30,812 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 14 letters. Loop has 2 letters. [2024-11-08 17:44:30,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:30,812 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 12 letters. Loop has 4 letters. [2024-11-08 17:44:30,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:30,812 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 166 states and 252 transitions. [2024-11-08 17:44:30,815 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 13 [2024-11-08 17:44:30,820 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 166 states to 149 states and 220 transitions. [2024-11-08 17:44:30,820 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2024-11-08 17:44:30,820 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49 [2024-11-08 17:44:30,820 INFO L73 IsDeterministic]: Start isDeterministic. Operand 149 states and 220 transitions. [2024-11-08 17:44:30,821 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 17:44:30,821 INFO L218 hiAutomatonCegarLoop]: Abstraction has 149 states and 220 transitions. [2024-11-08 17:44:30,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states and 220 transitions. [2024-11-08 17:44:30,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 137. [2024-11-08 17:44:30,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 137 states have (on average 1.5182481751824817) internal successors, (208), 136 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:30,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 208 transitions. [2024-11-08 17:44:30,840 INFO L240 hiAutomatonCegarLoop]: Abstraction has 137 states and 208 transitions. [2024-11-08 17:44:30,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:44:30,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:44:30,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:44:30,841 INFO L87 Difference]: Start difference. First operand 137 states and 208 transitions. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:30,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:44:30,884 INFO L93 Difference]: Finished difference Result 95 states and 118 transitions. [2024-11-08 17:44:30,884 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 95 states and 118 transitions. [2024-11-08 17:44:30,887 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-08 17:44:30,887 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 95 states to 78 states and 98 transitions. [2024-11-08 17:44:30,888 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2024-11-08 17:44:30,888 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2024-11-08 17:44:30,888 INFO L73 IsDeterministic]: Start isDeterministic. Operand 78 states and 98 transitions. [2024-11-08 17:44:30,888 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 17:44:30,888 INFO L218 hiAutomatonCegarLoop]: Abstraction has 78 states and 98 transitions. [2024-11-08 17:44:30,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states and 98 transitions. [2024-11-08 17:44:30,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 48. [2024-11-08 17:44:30,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.25) internal successors, (60), 47 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:30,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 60 transitions. [2024-11-08 17:44:30,898 INFO L240 hiAutomatonCegarLoop]: Abstraction has 48 states and 60 transitions. [2024-11-08 17:44:30,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:44:30,899 INFO L425 stractBuchiCegarLoop]: Abstraction has 48 states and 60 transitions. [2024-11-08 17:44:30,903 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-08 17:44:30,904 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 60 transitions. [2024-11-08 17:44:30,904 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-08 17:44:30,904 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 17:44:30,904 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 17:44:30,905 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:44:30,905 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-08 17:44:30,905 INFO L745 eck$LassoCheckResult]: Stem: 1602#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 1603#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_#t~nondet4#1, main_#t~nondet5#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~m~0#1, main_~n~0#1, main_~N~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~m~0#1;havoc main_~n~0#1;havoc main_~N~0#1;havoc main_#t~nondet0#1;main_~i~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~j~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~k~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;havoc main_#t~nondet3#1;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;havoc main_#t~nondet4#1;main_~m~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;main_~N~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 1587#L21 assume (0 <= main_~n~0#1 && 0 <= main_~m~0#1) && 0 <= main_~N~0#1;main_~i~0#1 := 0; 1588#L23-3 assume main_~i~0#1 < main_~n~0#1; 1620#L23-1 assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; 1619#L25-3 assume main_~j~0#1 < main_~m~0#1; 1618#L25-1 assume !!(main_~j~0#1 < main_~m~0#1);main_~j~0#1 := 1 + main_~j~0#1;main_~k~0#1 := main_~i~0#1; 1614#L28-3 assume !(main_~k~0#1 < main_~N~0#1 - 1); 1615#L28-4 main_~i~0#1 := main_~k~0#1; 1611#L25-3 assume !(main_~j~0#1 < main_~m~0#1); 1595#L25-4 main_~i~0#1 := 1 + main_~i~0#1; 1597#L23-3 assume main_~i~0#1 < main_~n~0#1; 1604#L23-1 assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; 1591#L25-3 [2024-11-08 17:44:30,905 INFO L747 eck$LassoCheckResult]: Loop: 1591#L25-3 assume main_~j~0#1 < main_~m~0#1; 1592#L25-1 assume !!(main_~j~0#1 < main_~m~0#1);main_~j~0#1 := 1 + main_~j~0#1;main_~k~0#1 := main_~i~0#1; 1600#L28-3 assume !(main_~k~0#1 < main_~N~0#1 - 1); 1606#L28-4 main_~i~0#1 := main_~k~0#1; 1591#L25-3 [2024-11-08 17:44:30,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:30,905 INFO L85 PathProgramCache]: Analyzing trace with hash -694023819, now seen corresponding path program 3 times [2024-11-08 17:44:30,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:30,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617432318] [2024-11-08 17:44:30,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:30,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:30,919 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:30,928 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:30,929 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:30,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1482952, now seen corresponding path program 2 times [2024-11-08 17:44:30,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:30,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022586696] [2024-11-08 17:44:30,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:30,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:30,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:30,941 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:30,944 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:30,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:30,948 INFO L85 PathProgramCache]: Analyzing trace with hash 988729404, now seen corresponding path program 4 times [2024-11-08 17:44:30,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:44:30,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806872053] [2024-11-08 17:44:30,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:44:30,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:44:30,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:30,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:44:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:44:30,970 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:44:31,008 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 17:44:31,009 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 17:44:31,009 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 17:44:31,009 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 17:44:31,009 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-08 17:44:31,009 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:31,009 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 17:44:31,009 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 17:44:31,009 INFO L132 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c_Iteration7_Loop [2024-11-08 17:44:31,010 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 17:44:31,010 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 17:44:31,011 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:31,014 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:31,021 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:31,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:31,032 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:31,082 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 17:44:31,082 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-08 17:44:31,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:31,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:31,084 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:31,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-08 17:44:31,087 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:31,087 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:31,113 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 17:44:31,113 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_13=1} Honda state: {v_rep~unnamed0~0~true_13=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 17:44:31,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-11-08 17:44:31,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:31,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:31,126 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:31,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-08 17:44:31,128 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 17:44:31,128 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:31,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:31,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:31,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:31,154 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:31,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-08 17:44:31,155 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-08 17:44:31,155 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 17:44:31,290 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-08 17:44:31,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-11-08 17:44:31,293 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 17:44:31,293 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 17:44:31,293 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 17:44:31,294 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 17:44:31,294 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 17:44:31,294 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:31,294 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 17:44:31,294 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 17:44:31,294 INFO L132 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c_Iteration7_Loop [2024-11-08 17:44:31,294 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 17:44:31,294 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 17:44:31,295 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:31,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:31,301 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:31,309 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:31,314 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 17:44:31,361 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 17:44:31,361 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 17:44:31,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:31,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:31,363 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:31,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-08 17:44:31,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 17:44:31,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:31,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:31,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:31,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:31,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:31,376 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:31,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:31,378 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:31,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2024-11-08 17:44:31,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:31,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:31,391 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:31,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-08 17:44:31,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:31,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:31,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:31,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:31,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:31,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 17:44:31,406 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 17:44:31,412 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 17:44:31,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2024-11-08 17:44:31,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:31,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:31,433 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:31,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-08 17:44:31,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:44:31,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 17:44:31,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 17:44:31,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 17:44:31,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 17:44:31,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 17:44:31,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 17:44:31,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 17:44:31,453 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 17:44:31,461 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-08 17:44:31,461 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-08 17:44:31,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 17:44:31,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:44:31,463 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 17:44:31,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-08 17:44:31,465 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 17:44:31,465 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-08 17:44:31,465 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 17:44:31,466 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~m~0#1, ULTIMATE.start_main_~j~0#1) = 1*ULTIMATE.start_main_~m~0#1 - 1*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2024-11-08 17:44:31,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:31,484 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-08 17:44:31,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:31,509 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 17:44:31,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:31,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:44:31,534 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:31,576 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 17:44:31,577 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-08 17:44:31,577 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 48 states and 60 transitions. cyclomatic complexity: 19 Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:31,596 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 48 states and 60 transitions. cyclomatic complexity: 19. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 61 states and 78 transitions. Complement of second has 7 states. [2024-11-08 17:44:31,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-08 17:44:31,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:31,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2024-11-08 17:44:31,598 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 13 letters. Loop has 4 letters. [2024-11-08 17:44:31,598 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:31,598 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-08 17:44:31,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:31,627 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 17:44:31,628 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:31,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:44:31,655 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:31,700 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 17:44:31,701 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-08 17:44:31,701 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 48 states and 60 transitions. cyclomatic complexity: 19 Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:31,733 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 48 states and 60 transitions. cyclomatic complexity: 19. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 59 states and 73 transitions. Complement of second has 7 states. [2024-11-08 17:44:31,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-08 17:44:31,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:31,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2024-11-08 17:44:31,734 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 13 letters. Loop has 4 letters. [2024-11-08 17:44:31,734 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:31,734 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-08 17:44:31,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:44:31,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:31,762 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 17:44:31,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:31,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:44:31,795 INFO L255 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:44:31,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:44:31,845 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 17:44:31,845 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-08 17:44:31,846 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 48 states and 60 transitions. cyclomatic complexity: 19 Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:31,865 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 48 states and 60 transitions. cyclomatic complexity: 19. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 77 states and 100 transitions. Complement of second has 6 states. [2024-11-08 17:44:31,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-08 17:44:31,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 17:44:31,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2024-11-08 17:44:31,867 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 13 letters. Loop has 4 letters. [2024-11-08 17:44:31,867 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:31,867 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 17 letters. Loop has 4 letters. [2024-11-08 17:44:31,868 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:31,868 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 13 letters. Loop has 8 letters. [2024-11-08 17:44:31,868 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 17:44:31,868 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 77 states and 100 transitions. [2024-11-08 17:44:31,869 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-08 17:44:31,870 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 77 states to 0 states and 0 transitions. [2024-11-08 17:44:31,870 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-08 17:44:31,870 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-08 17:44:31,870 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-08 17:44:31,870 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 17:44:31,870 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 17:44:31,870 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 17:44:31,870 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 17:44:31,870 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-08 17:44:31,870 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-08 17:44:31,870 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-08 17:44:31,870 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-08 17:44:31,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.11 05:44:31 BoogieIcfgContainer [2024-11-08 17:44:31,879 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-08 17:44:31,879 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:44:31,879 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:44:31,880 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:44:31,880 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:44:23" (3/4) ... [2024-11-08 17:44:31,883 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:44:31,884 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:44:31,885 INFO L158 Benchmark]: Toolchain (without parser) took 9528.83ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 135.0MB in the beginning and 85.9MB in the end (delta: 49.1MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. [2024-11-08 17:44:31,885 INFO L158 Benchmark]: CDTParser took 3.08ms. Allocated memory is still 121.6MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:44:31,885 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.93ms. Allocated memory is still 163.6MB. Free memory was 135.0MB in the beginning and 134.6MB in the end (delta: 369.2kB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-11-08 17:44:31,886 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.42ms. Allocated memory is still 163.6MB. Free memory was 134.6MB in the beginning and 132.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 17:44:31,886 INFO L158 Benchmark]: Boogie Preprocessor took 30.57ms. Allocated memory is still 163.6MB. Free memory was 132.5MB in the beginning and 131.7MB in the end (delta: 855.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:44:31,886 INFO L158 Benchmark]: RCFGBuilder took 380.41ms. Allocated memory is still 163.6MB. Free memory was 131.3MB in the beginning and 121.2MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 17:44:31,887 INFO L158 Benchmark]: BuchiAutomizer took 8639.52ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 121.2MB in the beginning and 87.0MB in the end (delta: 34.2MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. [2024-11-08 17:44:31,887 INFO L158 Benchmark]: Witness Printer took 4.81ms. Allocated memory is still 197.1MB. Free memory was 87.0MB in the beginning and 85.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:44:31,889 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.08ms. Allocated memory is still 121.6MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.93ms. Allocated memory is still 163.6MB. Free memory was 135.0MB in the beginning and 134.6MB in the end (delta: 369.2kB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.42ms. Allocated memory is still 163.6MB. Free memory was 134.6MB in the beginning and 132.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.57ms. Allocated memory is still 163.6MB. Free memory was 132.5MB in the beginning and 131.7MB in the end (delta: 855.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 380.41ms. Allocated memory is still 163.6MB. Free memory was 131.3MB in the beginning and 121.2MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 8639.52ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 121.2MB in the beginning and 87.0MB in the end (delta: 34.2MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. * Witness Printer took 4.81ms. Allocated memory is still 197.1MB. Free memory was 87.0MB in the beginning and 85.9MB in the end (delta: 1.0MB). 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 9 terminating modules (2 trivial, 6 deterministic, 1 nondeterministic). One deterministic module has affine ranking function (((long) -1 * i) + n) and consists of 4 locations. One deterministic module has affine ranking function (N + ((long) -1 * k)) and consists of 5 locations. One deterministic module has affine ranking function (((long) -1 * j) + m) and consists of 5 locations. One deterministic module has affine ranking function (((long) -1 * i) + n) and consists of 4 locations. One deterministic module has affine ranking function (((long) -1 * i) + n) and consists of 6 locations. One deterministic module has affine ranking function (N + ((long) -1 * k)) and consists of 3 locations. One nondeterministic module has affine ranking function (((long) -1 * j) + m) and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.5s and 8 iterations. TraceHistogramMax:2. Analysis of lassos took 6.5s. Construction of modules took 0.2s. Büchi inclusion checks took 1.5s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 8. Automata minimization 0.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 78 StatesRemovedByMinimization, 7 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [5, 1, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/1 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 170 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 160 mSDsluCounter, 238 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 77 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 159 IncrementalHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 161 mSDtfsCounter, 159 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT5 conc0 concLT1 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax177 hnf100 lsp45 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq147 hnf94 smp100 dnf100 smp100 tf111 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 45ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 19 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 7 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 2.3s 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 17:44:31,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2024-11-08 17:44:32,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-11-08 17:44:32,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2024-11-08 17:44:32,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c86326c-37b3-48e2-ba9c-c0944107af66/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