./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-lit/jm2006_variant.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-lit/jm2006_variant.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4cc4e6594048669dc8576432b007a54cfaf2cb918409d0a11b256ce036aec976 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:47:34,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:47:34,619 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 12:47:34,624 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:47:34,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:47:34,667 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:47:34,670 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:47:34,670 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:47:34,671 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 12:47:34,671 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 12:47:34,672 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:47:34,672 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:47:34,672 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:47:34,673 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 12:47:34,673 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 12:47:34,673 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 12:47:34,673 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 12:47:34,673 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 12:47:34,673 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 12:47:34,673 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:47:34,673 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 12:47:34,673 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:47:34,673 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 12:47:34,674 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:47:34,674 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:47:34,674 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 12:47:34,674 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 12:47:34,674 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 12:47:34,674 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:47:34,675 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 12:47:34,675 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:47:34,675 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 12:47:34,675 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 12:47:34,676 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:47:34,676 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:47:34,676 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:47:34,676 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:47:34,676 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 12:47:34,677 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 12:47:34,677 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cc4e6594048669dc8576432b007a54cfaf2cb918409d0a11b256ce036aec976 [2024-11-13 12:47:34,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:47:34,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:47:34,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:47:34,958 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:47:34,958 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:47:34,960 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/loop-lit/jm2006_variant.i Unable to find full path for "g++" [2024-11-13 12:47:36,990 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:47:37,320 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:47:37,321 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/sv-benchmarks/c/loop-lit/jm2006_variant.i [2024-11-13 12:47:37,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/data/faf07ec84/40d9b46b0b3b482083935bd99978215e/FLAG5cb59fd17 [2024-11-13 12:47:37,349 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/data/faf07ec84/40d9b46b0b3b482083935bd99978215e [2024-11-13 12:47:37,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:47:37,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:47:37,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:47:37,358 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:47:37,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:47:37,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:47:37" (1/1) ... [2024-11-13 12:47:37,367 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b3274dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37, skipping insertion in model container [2024-11-13 12:47:37,368 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:47:37" (1/1) ... [2024-11-13 12:47:37,385 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:47:37,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:47:37,569 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:47:37,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:47:37,597 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:47:37,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37 WrapperNode [2024-11-13 12:47:37,598 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:47:37,599 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:47:37,599 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:47:37,599 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:47:37,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37" (1/1) ... [2024-11-13 12:47:37,615 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37" (1/1) ... [2024-11-13 12:47:37,636 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-13 12:47:37,636 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:47:37,637 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:47:37,637 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:47:37,638 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:47:37,646 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37" (1/1) ... [2024-11-13 12:47:37,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37" (1/1) ... [2024-11-13 12:47:37,647 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37" (1/1) ... [2024-11-13 12:47:37,662 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 12:47:37,663 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37" (1/1) ... [2024-11-13 12:47:37,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37" (1/1) ... [2024-11-13 12:47:37,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37" (1/1) ... [2024-11-13 12:47:37,669 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37" (1/1) ... [2024-11-13 12:47:37,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37" (1/1) ... [2024-11-13 12:47:37,670 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37" (1/1) ... [2024-11-13 12:47:37,671 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:47:37,672 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:47:37,673 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:47:37,673 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:47:37,674 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37" (1/1) ... [2024-11-13 12:47:37,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:37,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:37,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:37,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 12:47:37,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:47:37,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 12:47:37,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:47:37,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:47:37,828 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:47:37,831 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:47:37,941 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 12:47:37,942 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:47:37,951 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:47:37,952 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 12:47:37,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:47:37 BoogieIcfgContainer [2024-11-13 12:47:37,953 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:47:37,953 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 12:47:37,954 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 12:47:37,959 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 12:47:37,960 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 12:47:37,960 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 12:47:37" (1/3) ... [2024-11-13 12:47:37,961 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3a313077 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 12:47:37, skipping insertion in model container [2024-11-13 12:47:37,962 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 12:47:37,962 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:47:37" (2/3) ... [2024-11-13 12:47:37,962 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3a313077 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 12:47:37, skipping insertion in model container [2024-11-13 12:47:37,962 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 12:47:37,962 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:47:37" (3/3) ... [2024-11-13 12:47:37,964 INFO L333 chiAutomizerObserver]: Analyzing ICFG jm2006_variant.i [2024-11-13 12:47:38,018 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 12:47:38,018 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 12:47:38,018 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 12:47:38,018 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 12:47:38,018 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 12:47:38,019 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 12:47:38,019 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 12:47:38,019 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 12:47:38,024 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) [2024-11-13 12:47:38,040 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-13 12:47:38,041 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 12:47:38,041 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 12:47:38,046 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-13 12:47:38,046 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-11-13 12:47:38,046 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 12:47:38,047 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) [2024-11-13 12:47:38,048 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-13 12:47:38,048 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 12:47:38,048 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 12:47:38,049 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-13 12:47:38,049 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-11-13 12:47:38,057 INFO L745 eck$LassoCheckResult]: Stem: 12#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2); 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~nondet2#1, main_#t~post3#1, main_#t~post4#1, main_~i~0#1, main_~j~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_#t~nondet1#1;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 11#L28true assume !!(main_~i~0#1 >= 0 && main_~i~0#1 <= 1000000); 5#L29true assume !!(main_~j~0#1 >= 0);main_~x~0#1 := main_~i~0#1;main_~y~0#1 := main_~j~0#1;main_~z~0#1 := 0; 6#L33-2true [2024-11-13 12:47:38,057 INFO L747 eck$LassoCheckResult]: Loop: 6#L33-2true assume !!(0 != main_~x~0#1);main_#t~post3#1 := main_~x~0#1;main_~x~0#1 := main_#t~post3#1 - 1;havoc main_#t~post3#1;main_~y~0#1 := main_~y~0#1 - 2;main_#t~post4#1 := main_~z~0#1;main_~z~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6#L33-2true [2024-11-13 12:47:38,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:47:38,063 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2024-11-13 12:47:38,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:47:38,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447800847] [2024-11-13 12:47:38,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:47:38,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:47:38,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:47:38,186 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 12:47:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:47:38,221 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 12:47:38,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:47:38,225 INFO L85 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 1 times [2024-11-13 12:47:38,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:47:38,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653686117] [2024-11-13 12:47:38,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:47:38,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:47:38,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:47:38,241 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 12:47:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:47:38,251 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 12:47:38,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:47:38,256 INFO L85 PathProgramCache]: Analyzing trace with hash 28695852, now seen corresponding path program 1 times [2024-11-13 12:47:38,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:47:38,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284620911] [2024-11-13 12:47:38,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:47:38,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:47:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:47:38,286 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 12:47:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:47:38,298 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 12:47:38,401 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 12:47:38,402 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 12:47:38,402 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 12:47:38,402 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 12:47:38,402 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 12:47:38,403 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:38,403 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 12:47:38,403 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 12:47:38,403 INFO L132 ssoRankerPreferences]: Filename of dumped script: jm2006_variant.i_Iteration1_Loop [2024-11-13 12:47:38,403 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 12:47:38,403 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 12:47:38,419 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:38,430 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:38,438 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:38,459 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:38,469 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:38,588 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 12:47:38,588 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 12:47:38,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:38,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:38,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:38,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 12:47:38,598 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 12:47:38,598 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 12:47:38,614 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 12:47:38,615 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post3#1=0} Honda state: {ULTIMATE.start_main_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 12:47:38,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-13 12:47:38,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:38,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:38,630 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:38,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 12:47:38,632 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 12:47:38,633 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 12:47:38,654 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 12:47:38,654 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post4#1=0} Honda state: {ULTIMATE.start_main_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 12:47:38,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-13 12:47:38,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:38,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:38,676 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:38,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 12:47:38,679 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 12:47:38,679 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 12:47:38,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-13 12:47:38,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:38,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:38,708 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:38,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 12:47:38,713 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 12:47:38,713 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 12:47:38,750 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 12:47:38,751 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=-1} Honda state: {ULTIMATE.start_main_~x~0#1=-1} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=-1}, {ULTIMATE.start_main_~x~0#1=0}, {ULTIMATE.start_main_~x~0#1=0}] Lambdas: [1, 14, 9] Nus: [1, 0] [2024-11-13 12:47:38,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-13 12:47:38,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:38,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:38,765 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:38,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 12:47:38,767 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 12:47:38,767 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 12:47:38,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-13 12:47:38,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:38,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:38,795 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:38,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-13 12:47:38,799 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 12:47:38,799 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 12:47:38,833 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 12:47:38,833 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~z~0#1=0} Honda state: {ULTIMATE.start_main_~z~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~z~0#1=1}, {ULTIMATE.start_main_~z~0#1=-1}, {ULTIMATE.start_main_~z~0#1=1}] Lambdas: [2, 1, 1] Nus: [1, 0] [2024-11-13 12:47:38,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-13 12:47:38,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:38,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:38,847 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:38,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-13 12:47:38,849 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 12:47:38,849 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 12:47:38,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-13 12:47:38,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:38,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:38,880 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:38,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-13 12:47:38,882 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 12:47:38,882 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 12:47:38,916 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 12:47:38,916 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0#1=0} Honda state: {ULTIMATE.start_main_~y~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0#1=4}, {ULTIMATE.start_main_~y~0#1=1}, {ULTIMATE.start_main_~y~0#1=-7}] Lambdas: [1, 8, 1] Nus: [0, 1] [2024-11-13 12:47:38,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-13 12:47:39,136 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 12:47:39,137 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 12:47:39,137 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 12:47:39,137 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 12:47:39,137 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 12:47:39,137 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:39,137 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 12:47:39,137 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 12:47:39,137 INFO L132 ssoRankerPreferences]: Filename of dumped script: jm2006_variant.i_Iteration1_Lasso [2024-11-13 12:47:39,137 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 12:47:39,137 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 12:47:39,140 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:39,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:39,168 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:39,172 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:39,175 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:39,187 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:39,206 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:39,210 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:39,216 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:39,219 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:39,233 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:39,237 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 12:47:39,441 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 12:47:39,446 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 12:47:39,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:39,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:39,450 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:39,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-13 12:47:39,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 12:47:39,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 12:47:39,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 12:47:39,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 12:47:39,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 12:47:39,483 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 12:47:39,484 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 12:47:39,493 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 12:47:39,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-13 12:47:39,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:39,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:39,514 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:39,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-13 12:47:39,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 12:47:39,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 12:47:39,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 12:47:39,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 12:47:39,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 12:47:39,537 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 12:47:39,537 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 12:47:39,545 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 12:47:39,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-13 12:47:39,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:39,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:39,566 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:39,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-13 12:47:39,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 12:47:39,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 12:47:39,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 12:47:39,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 12:47:39,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 12:47:39,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 12:47:39,590 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 12:47:39,596 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 12:47:39,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-13 12:47:39,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:39,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:39,616 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:39,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-13 12:47:39,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 12:47:39,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 12:47:39,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 12:47:39,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 12:47:39,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 12:47:39,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 12:47:39,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 12:47:39,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 12:47:39,638 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 12:47:39,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-13 12:47:39,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:39,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:39,660 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:39,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-13 12:47:39,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 12:47:39,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 12:47:39,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 12:47:39,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 12:47:39,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 12:47:39,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 12:47:39,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 12:47:39,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 12:47:39,682 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 12:47:39,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-13 12:47:39,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:39,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:39,696 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:39,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-13 12:47:39,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 12:47:39,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 12:47:39,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 12:47:39,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 12:47:39,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 12:47:39,713 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 12:47:39,714 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 12:47:39,720 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 12:47:39,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-13 12:47:39,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:39,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:39,741 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:39,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-13 12:47:39,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 12:47:39,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 12:47:39,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 12:47:39,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 12:47:39,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 12:47:39,764 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 12:47:39,764 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 12:47:39,775 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 12:47:39,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-13 12:47:39,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:39,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:39,799 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:39,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-13 12:47:39,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 12:47:39,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 12:47:39,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 12:47:39,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 12:47:39,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 12:47:39,817 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 12:47:39,818 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 12:47:39,822 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 12:47:39,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-13 12:47:39,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:39,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:39,844 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:39,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-13 12:47:39,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 12:47:39,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 12:47:39,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 12:47:39,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 12:47:39,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 12:47:39,862 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 12:47:39,862 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 12:47:39,867 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 12:47:39,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-13 12:47:39,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:39,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:39,887 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:39,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-13 12:47:39,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 12:47:39,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 12:47:39,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 12:47:39,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 12:47:39,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 12:47:39,908 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 12:47:39,908 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 12:47:39,913 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 12:47:39,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-13 12:47:39,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:39,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:39,933 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:39,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-13 12:47:39,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 12:47:39,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 12:47:39,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 12:47:39,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 12:47:39,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 12:47:39,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 12:47:39,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 12:47:39,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 12:47:39,954 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 12:47:39,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-13 12:47:39,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:39,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:39,981 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:39,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-13 12:47:39,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 12:47:40,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 12:47:40,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 12:47:40,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 12:47:40,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 12:47:40,004 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 12:47:40,004 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 12:47:40,011 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 12:47:40,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-13 12:47:40,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:40,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:40,034 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:40,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-13 12:47:40,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 12:47:40,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 12:47:40,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 12:47:40,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 12:47:40,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 12:47:40,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 12:47:40,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 12:47:40,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 12:47:40,058 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 12:47:40,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-13 12:47:40,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:40,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:40,074 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:40,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-13 12:47:40,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 12:47:40,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 12:47:40,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 12:47:40,089 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 12:47:40,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 12:47:40,100 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-13 12:47:40,100 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-13 12:47:40,122 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 12:47:40,157 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-13 12:47:40,160 INFO L444 ModelExtractionUtils]: 6 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-13 12:47:40,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 12:47:40,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:47:40,164 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 12:47:40,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-13 12:47:40,168 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 12:47:40,188 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2024-11-13 12:47:40,188 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 12:47:40,189 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [1*ULTIMATE.start_main_~x~0#1 >= 0] [2024-11-13 12:47:40,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-13 12:47:40,219 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-13 12:47:40,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:47:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:47:40,292 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 12:47:40,293 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:47:40,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:47:40,334 WARN L253 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 12:47:40,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:47:40,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:47:40,369 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2024-11-13 12:47:40,371 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 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:47:40,447 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 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 30 states and 39 transitions. Complement of second has 5 states. [2024-11-13 12:47:40,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 12:47:40,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:47:40,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2024-11-13 12:47:40,463 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 4 letters. Loop has 1 letters. [2024-11-13 12:47:40,464 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 12:47:40,464 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 5 letters. Loop has 1 letters. [2024-11-13 12:47:40,464 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 12:47:40,464 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-13 12:47:40,464 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 12:47:40,465 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 39 transitions. [2024-11-13 12:47:40,467 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 12:47:40,472 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 0 states and 0 transitions. [2024-11-13 12:47:40,473 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-13 12:47:40,473 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-13 12:47:40,474 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-13 12:47:40,474 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 12:47:40,474 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 12:47:40,474 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 12:47:40,474 INFO L424 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 12:47:40,474 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 12:47:40,474 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-13 12:47:40,475 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 12:47:40,475 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-13 12:47:40,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 12:47:40 BoogieIcfgContainer [2024-11-13 12:47:40,491 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 12:47:40,491 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 12:47:40,492 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 12:47:40,492 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 12:47:40,495 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:47:37" (3/4) ... [2024-11-13 12:47:40,498 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 12:47:40,499 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 12:47:40,500 INFO L158 Benchmark]: Toolchain (without parser) took 3146.07ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 43.1MB in the end (delta: 49.6MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2024-11-13 12:47:40,500 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:47:40,500 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.13ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 81.8MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 12:47:40,501 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.67ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:47:40,501 INFO L158 Benchmark]: Boogie Preprocessor took 34.83ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.4MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 12:47:40,501 INFO L158 Benchmark]: RCFGBuilder took 280.25ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 70.2MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 12:47:40,501 INFO L158 Benchmark]: BuchiAutomizer took 2537.41ms. Allocated memory is still 117.4MB. Free memory was 69.9MB in the beginning and 43.1MB in the end (delta: 26.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2024-11-13 12:47:40,502 INFO L158 Benchmark]: Witness Printer took 7.49ms. Allocated memory is still 117.4MB. Free memory was 43.1MB in the beginning and 43.1MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:47:40,504 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.13ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 81.8MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.67ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.83ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.4MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 280.25ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 70.2MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 2537.41ms. Allocated memory is still 117.4MB. Free memory was 69.9MB in the beginning and 43.1MB in the end (delta: 26.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Witness Printer took 7.49ms. Allocated memory is still 117.4MB. Free memory was 43.1MB in the beginning and 43.1MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function x and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 8 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital51 mio100 ax100 hnf100 lsp38 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq180 hnf94 smp100 dnf140 smp100 tf103 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 116ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 3 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-13 12:47:40,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-13 12:47:40,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7e884ea-c4d1-43b1-a5eb-538a50864a74/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE