./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-bwb/not-04.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/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_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-bwb/not-04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/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 64bit --witnessprinter.graph.data.programhash 6a2e67ae2e22c522227b4a149e1522cfb51ba347d38406e51fd570ee242daac0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:23:06,538 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:23:06,595 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-13 16:23:06,600 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:23:06,601 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 16:23:06,629 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:23:06,629 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 16:23:06,630 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 16:23:06,630 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 16:23:06,630 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 16:23:06,630 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:23:06,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:23:06,631 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 16:23:06,631 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 16:23:06,631 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 16:23:06,631 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 16:23:06,631 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 16:23:06,631 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 16:23:06,631 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 16:23:06,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:23:06,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 16:23:06,632 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:23:06,632 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:23:06,632 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 16:23:06,632 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 16:23:06,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 16:23:06,632 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:23:06,633 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:23:06,633 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:23:06,633 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 16:23:06,633 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:23:06,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:23:06,633 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 16:23:06,633 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:23:06,633 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 16:23:06,634 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 16:23:06,634 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_5b60336c-e858-4741-a1ee-5aa983c64c3e/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a2e67ae2e22c522227b4a149e1522cfb51ba347d38406e51fd570ee242daac0 [2024-11-13 16:23:06,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:23:06,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:23:06,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:23:06,929 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:23:06,930 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:23:06,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/termination-bwb/not-04.c Unable to find full path for "g++" [2024-11-13 16:23:08,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:23:09,180 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:23:09,182 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/sv-benchmarks/c/termination-bwb/not-04.c [2024-11-13 16:23:09,206 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/data/e9b309cae/89a56b13a8a347c5acdfcc248ffe3686/FLAG4e612c48b [2024-11-13 16:23:09,516 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/data/e9b309cae/89a56b13a8a347c5acdfcc248ffe3686 [2024-11-13 16:23:09,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:23:09,529 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:23:09,537 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:23:09,538 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:23:09,548 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:23:09,549 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:23:09" (1/1) ... [2024-11-13 16:23:09,550 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210bbcf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09, skipping insertion in model container [2024-11-13 16:23:09,553 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:23:09" (1/1) ... [2024-11-13 16:23:09,569 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:23:09,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:23:09,734 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:23:09,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:23:09,756 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:23:09,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09 WrapperNode [2024-11-13 16:23:09,756 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:23:09,757 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:23:09,757 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:23:09,758 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:23:09,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09" (1/1) ... [2024-11-13 16:23:09,768 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09" (1/1) ... [2024-11-13 16:23:09,784 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-11-13 16:23:09,784 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:23:09,785 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:23:09,785 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:23:09,785 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:23:09,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09" (1/1) ... [2024-11-13 16:23:09,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09" (1/1) ... [2024-11-13 16:23:09,795 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09" (1/1) ... [2024-11-13 16:23:09,800 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-13 16:23:09,801 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09" (1/1) ... [2024-11-13 16:23:09,801 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09" (1/1) ... [2024-11-13 16:23:09,802 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09" (1/1) ... [2024-11-13 16:23:09,807 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09" (1/1) ... [2024-11-13 16:23:09,807 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09" (1/1) ... [2024-11-13 16:23:09,808 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09" (1/1) ... [2024-11-13 16:23:09,809 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:23:09,810 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:23:09,810 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:23:09,810 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:23:09,811 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09" (1/1) ... [2024-11-13 16:23:09,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:09,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:09,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:09,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 16:23:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:23:09,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:23:09,958 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:23:09,961 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:23:10,059 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-13 16:23:10,059 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:23:10,072 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:23:10,073 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:23:10,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:23:10 BoogieIcfgContainer [2024-11-13 16:23:10,073 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:23:10,074 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 16:23:10,074 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 16:23:10,081 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 16:23:10,083 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 16:23:10,084 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 04:23:09" (1/3) ... [2024-11-13 16:23:10,085 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d3eea82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 04:23:10, skipping insertion in model container [2024-11-13 16:23:10,085 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 16:23:10,086 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:23:09" (2/3) ... [2024-11-13 16:23:10,086 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d3eea82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 04:23:10, skipping insertion in model container [2024-11-13 16:23:10,086 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 16:23:10,087 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:23:10" (3/3) ... [2024-11-13 16:23:10,088 INFO L333 chiAutomizerObserver]: Analyzing ICFG not-04.c [2024-11-13 16:23:10,172 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 16:23:10,172 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 16:23:10,173 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 16:23:10,173 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 16:23:10,173 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 16:23:10,174 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 16:23:10,174 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 16:23:10,174 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 16:23:10,180 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:23:10,203 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 16:23:10,203 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 16:23:10,204 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 16:23:10,210 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-13 16:23:10,210 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 16:23:10,210 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 16:23:10,211 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 16:23:10,213 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 16:23:10,213 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 16:23:10,213 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 16:23:10,214 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-13 16:23:10,214 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 16:23:10,222 INFO L745 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~a~0#1 := 0; 6#L18-2true [2024-11-13 16:23:10,222 INFO L747 eck$LassoCheckResult]: Loop: 6#L18-2true assume !!(0 != main_~y~0#1); 3#L18true assume main_~x~0#1 <= 0 || main_~y~0#1 <= 0;main_~y~0#1 := 0; 6#L18-2true [2024-11-13 16:23:10,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:23:10,228 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-13 16:23:10,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:23:10,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183985482] [2024-11-13 16:23:10,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:23:10,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:23:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:10,319 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:23:10,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:10,339 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:23:10,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:23:10,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1284, now seen corresponding path program 1 times [2024-11-13 16:23:10,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:23:10,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257050693] [2024-11-13 16:23:10,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:23:10,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:23:10,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:10,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:23:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:10,361 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:23:10,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:23:10,362 INFO L85 PathProgramCache]: Analyzing trace with hash 925766, now seen corresponding path program 1 times [2024-11-13 16:23:10,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:23:10,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750848051] [2024-11-13 16:23:10,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:23:10,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:23:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:10,376 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:23:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:10,383 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:23:10,474 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 16:23:10,475 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 16:23:10,477 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 16:23:10,477 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 16:23:10,477 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 16:23:10,477 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:10,477 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 16:23:10,477 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 16:23:10,478 INFO L132 ssoRankerPreferences]: Filename of dumped script: not-04.c_Iteration1_Loop [2024-11-13 16:23:10,478 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 16:23:10,478 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 16:23:10,494 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:23:10,666 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 16:23:10,667 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 16:23:10,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:10,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:10,672 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:10,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 16:23:10,675 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 16:23:10,675 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 16:23:10,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-13 16:23:10,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:10,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:10,713 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:10,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 16:23:10,715 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 16:23:10,715 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 16:23:10,763 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 16:23:10,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-13 16:23:10,766 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 16:23:10,766 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 16:23:10,766 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 16:23:10,767 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 16:23:10,767 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 16:23:10,767 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:10,767 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 16:23:10,767 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 16:23:10,767 INFO L132 ssoRankerPreferences]: Filename of dumped script: not-04.c_Iteration1_Loop [2024-11-13 16:23:10,767 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 16:23:10,767 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 16:23:10,768 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:23:10,867 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 16:23:10,871 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 16:23:10,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:10,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:10,874 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:10,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 16:23:10,878 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 16:23:10,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:10,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:10,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:10,895 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:10,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:23:10,906 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 16:23:10,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:10,914 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:10,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:10,932 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-13 16:23:10,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:10,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:10,935 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:10,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 16:23:10,938 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 16:23:10,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:10,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:10,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:10,954 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:10,954 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 16:23:10,957 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:23:10,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:10,968 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:10,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:10,987 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-13 16:23:10,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:10,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:10,990 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:10,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 16:23:10,993 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 16:23:11,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:11,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:11,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:11,010 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:11,010 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:11,015 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 16:23:11,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:11,027 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:11,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-13 16:23:11,046 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-13 16:23:11,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:11,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:11,049 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:11,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-13 16:23:11,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:23:11,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:11,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:11,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:11,068 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:11,068 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 16:23:11,074 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-11-13 16:23:11,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:11,085 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:11,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-13 16:23:11,103 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-13 16:23:11,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:11,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:11,105 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:11,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-13 16:23:11,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:23:11,124 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:11,125 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 16:23:11,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:11,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:11,125 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:11,125 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 16:23:11,131 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:23:11,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:11,145 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:11,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-13 16:23:11,165 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-13 16:23:11,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:11,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:11,168 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:11,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-13 16:23:11,172 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 16:23:11,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:11,189 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-13 16:23:11,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:11,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:11,190 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:11,190 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:11,199 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 16:23:11,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:11,217 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:11,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-13 16:23:11,235 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-13 16:23:11,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:11,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:11,239 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:11,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-13 16:23:11,258 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 16:23:11,275 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:11,275 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 16:23:11,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:11,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:11,276 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:11,276 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 16:23:11,289 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-11-13 16:23:11,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:11,320 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:11,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-13 16:23:11,338 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-13 16:23:11,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:11,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:11,341 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:11,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-13 16:23:11,344 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 16:23:11,359 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:11,359 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 16:23:11,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:11,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:11,359 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:11,360 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:11,364 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 16:23:11,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:11,375 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:11,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-13 16:23:11,393 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-13 16:23:11,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:11,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:11,395 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:11,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-13 16:23:11,398 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 16:23:11,414 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:11,415 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 16:23:11,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:11,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:11,415 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:11,415 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-13 16:23:11,422 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-13 16:23:11,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:11,442 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:11,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:11,476 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 16:23:11,476 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 16:23:11,477 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 16:23:11,477 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 16:23:11,477 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 16:23:11,477 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:11,477 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 16:23:11,477 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 16:23:11,477 INFO L132 ssoRankerPreferences]: Filename of dumped script: not-04.c_Iteration1_Lasso [2024-11-13 16:23:11,477 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 16:23:11,477 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 16:23:11,478 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:23:11,484 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:23:11,510 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:23:11,517 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:23:11,633 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 16:23:11,633 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 16:23:11,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:11,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:11,636 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:11,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-13 16:23:11,642 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 16:23:11,642 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 16:23:11,664 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 16:23:11,665 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 16:23:11,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-13 16:23:11,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:11,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:11,687 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:11,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-13 16:23:11,690 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 16:23:11,690 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 16:23:11,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-13 16:23:11,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:11,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:11,740 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:11,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-13 16:23:11,747 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 16:23:11,747 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 16:23:11,818 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 16:23:11,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-13 16:23:11,822 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 16:23:11,822 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 16:23:11,822 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 16:23:11,822 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 16:23:11,822 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 16:23:11,822 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:11,822 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 16:23:11,822 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 16:23:11,823 INFO L132 ssoRankerPreferences]: Filename of dumped script: not-04.c_Iteration1_Lasso [2024-11-13 16:23:11,823 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 16:23:11,823 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 16:23:11,824 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:23:11,842 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:23:11,846 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:23:11,851 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:23:11,941 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 16:23:11,941 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 16:23:11,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:11,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:11,943 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:11,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-13 16:23:11,947 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 16:23:11,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:11,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:11,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:11,962 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:11,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:23:11,964 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 16:23:11,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:11,969 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:11,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:11,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:11,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:11,990 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:11,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-13 16:23:11,992 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 16:23:12,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:23:12,008 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 16:23:12,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,010 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:12,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,030 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-13 16:23:12,033 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 16:23:12,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:23:12,048 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 16:23:12,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,052 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:12,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,072 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-13 16:23:12,075 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 16:23:12,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:23:12,092 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 16:23:12,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,096 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:12,115 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-13 16:23:12,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,117 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-13 16:23:12,120 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 16:23:12,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,135 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:12,135 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 16:23:12,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:23:12,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,143 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:12,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,165 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-13 16:23:12,169 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 16:23:12,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,183 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 16:23:12,184 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 16:23:12,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,186 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-13 16:23:12,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,208 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-13 16:23:12,211 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 16:23:12,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,227 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 16:23:12,228 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 16:23:12,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,235 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:12,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,256 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-13 16:23:12,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:23:12,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,275 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 16:23:12,276 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 16:23:12,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,278 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:12,295 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-13 16:23:12,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,296 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-13 16:23:12,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:23:12,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,312 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:12,312 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:12,316 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 16:23:12,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,322 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-13 16:23:12,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,344 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-13 16:23:12,348 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 16:23:12,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,365 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:12,365 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 16:23:12,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,371 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-13 16:23:12,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,392 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-13 16:23:12,396 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 16:23:12,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,413 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:12,414 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 16:23:12,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,417 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:12,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,440 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-13 16:23:12,443 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 16:23:12,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,460 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:12,461 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 16:23:12,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,466 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-13 16:23:12,484 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-13 16:23:12,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,486 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-13 16:23:12,488 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 16:23:12,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,501 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:12,501 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 16:23:12,508 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-11-13 16:23:12,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,515 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-13 16:23:12,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,538 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-13 16:23:12,542 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 16:23:12,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,556 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 16:23:12,558 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 16:23:12,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,560 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-13 16:23:12,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,574 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,576 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 16:23:12,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-13 16:23:12,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,589 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 16:23:12,590 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 16:23:12,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,592 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-13 16:23:12,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,606 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-13 16:23:12,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:23:12,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:12,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,620 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 16:23:12,621 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 16:23:12,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,623 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-13 16:23:12,636 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-13 16:23:12,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,637 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-13 16:23:12,639 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 16:23:12,651 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:12,651 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 16:23:12,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,651 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:12,651 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 16:23:12,654 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:23:12,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,663 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-13 16:23:12,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,684 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-13 16:23:12,690 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 16:23:12,706 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:12,706 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 16:23:12,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,706 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 16:23:12,707 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 16:23:12,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,710 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-13 16:23:12,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,731 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-13 16:23:12,734 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 16:23:12,748 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:12,748 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 16:23:12,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,749 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 16:23:12,749 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 16:23:12,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,757 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:12,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,776 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-13 16:23:12,778 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 16:23:12,790 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:12,790 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 16:23:12,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,791 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 16:23:12,791 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 16:23:12,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,794 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-13 16:23:12,806 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-13 16:23:12,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,808 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-13 16:23:12,809 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 16:23:12,822 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:12,822 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-13 16:23:12,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,822 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:12,822 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:12,826 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 16:23:12,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,842 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:12,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,862 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-13 16:23:12,865 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 16:23:12,880 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:12,880 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-13 16:23:12,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,882 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:12,883 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 16:23:12,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,890 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-13 16:23:12,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,911 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-13 16:23:12,916 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 16:23:12,932 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:12,932 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-13 16:23:12,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,932 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:12,933 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 16:23:12,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,939 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:12,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-13 16:23:12,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:12,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:12,959 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:12,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-13 16:23:12,963 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 16:23:12,980 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:12,980 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-13 16:23:12,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:12,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:12,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:12,981 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:12,982 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 16:23:12,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:12,987 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:13,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-11-13 16:23:13,005 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-13 16:23:13,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:13,008 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:13,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-13 16:23:13,011 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 16:23:13,028 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:13,028 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 16:23:13,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:13,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:13,029 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:13,029 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 16:23:13,035 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-11-13 16:23:13,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:13,055 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:13,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-13 16:23:13,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:13,077 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:13,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-13 16:23:13,081 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 16:23:13,098 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:13,099 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 16:23:13,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:13,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:13,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:13,099 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 16:23:13,101 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 16:23:13,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:13,107 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:13,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:13,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:13,129 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:13,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-13 16:23:13,132 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 16:23:13,148 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:13,148 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 16:23:13,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:13,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:13,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:13,148 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 16:23:13,150 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 16:23:13,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:13,157 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:13,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-13 16:23:13,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:13,179 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:13,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-13 16:23:13,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:23:13,199 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:13,199 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 16:23:13,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:13,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:13,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:13,199 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 16:23:13,201 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 16:23:13,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:13,208 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:13,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:13,226 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-13 16:23:13,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:13,229 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:13,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-13 16:23:13,232 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 16:23:13,247 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:13,247 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 16:23:13,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:13,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:13,247 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:13,247 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:13,252 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 16:23:13,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:13,261 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:13,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-13 16:23:13,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:13,281 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:13,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-13 16:23:13,320 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 16:23:13,335 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:13,335 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 16:23:13,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:13,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:13,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:13,336 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:13,336 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 16:23:13,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:13,341 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:13,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:13,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:13,355 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:13,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-13 16:23:13,357 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 16:23:13,369 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:13,369 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 16:23:13,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:13,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:13,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:13,369 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:13,370 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 16:23:13,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:13,373 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:13,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-13 16:23:13,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:13,386 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:13,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-13 16:23:13,388 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 16:23:13,399 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:13,399 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 16:23:13,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:13,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:13,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:13,399 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:13,400 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 16:23:13,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:13,403 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:13,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-13 16:23:13,416 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-13 16:23:13,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:13,418 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:13,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-13 16:23:13,421 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 16:23:13,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:13,433 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 16:23:13,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:13,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:13,433 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:13,433 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-13 16:23:13,440 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-13 16:23:13,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:13,454 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:13,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:13,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:13,476 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:13,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-13 16:23:13,478 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 16:23:13,494 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:13,494 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 16:23:13,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:13,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:13,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:13,495 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-13 16:23:13,496 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:23:13,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:13,499 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:13,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-13 16:23:13,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:13,520 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:13,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-13 16:23:13,521 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 16:23:13,533 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:13,533 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 16:23:13,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:13,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:13,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:13,534 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-13 16:23:13,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:23:13,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:13,544 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:13,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-13 16:23:13,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:13,566 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:13,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-13 16:23:13,569 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 16:23:13,584 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:13,584 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 16:23:13,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:13,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:13,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:13,584 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-13 16:23:13,585 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:23:13,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:13,591 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:13,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-13 16:23:13,610 INFO L365 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2024-11-13 16:23:13,610 INFO L745 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~a~0#1 := 0; 6#L18-2true assume !!(0 != main_~y~0#1); 3#L18true assume main_~x~0#1 <= 0 || main_~y~0#1 <= 0;main_~y~0#1 := 0; 6#L18-2true [2024-11-13 16:23:13,610 INFO L747 eck$LassoCheckResult]: Loop: 6#L18-2true assume !!(0 != main_~y~0#1); 3#L18true assume main_~x~0#1 <= 0 || main_~y~0#1 <= 0;main_~y~0#1 := 0; 6#L18-2true [2024-11-13 16:23:13,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:23:13,611 INFO L85 PathProgramCache]: Analyzing trace with hash 925766, now seen corresponding path program 2 times [2024-11-13 16:23:13,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:23:13,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836042654] [2024-11-13 16:23:13,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:23:13,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:23:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:13,619 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:23:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:13,626 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:23:13,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:23:13,627 INFO L85 PathProgramCache]: Analyzing trace with hash 1284, now seen corresponding path program 2 times [2024-11-13 16:23:13,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:23:13,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959351408] [2024-11-13 16:23:13,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:23:13,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:23:13,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:13,634 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:23:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:13,639 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:23:13,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:23:13,641 INFO L85 PathProgramCache]: Analyzing trace with hash 889661449, now seen corresponding path program 3 times [2024-11-13 16:23:13,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:23:13,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268575353] [2024-11-13 16:23:13,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:23:13,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:23:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:23:13,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:23:13,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:23:13,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268575353] [2024-11-13 16:23:13,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268575353] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:23:13,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:23:13,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 16:23:13,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915823080] [2024-11-13 16:23:13,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:23:13,737 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 16:23:13,737 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 16:23:13,737 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 16:23:13,737 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 16:23:13,737 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 16:23:13,737 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,737 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 16:23:13,737 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 16:23:13,738 INFO L132 ssoRankerPreferences]: Filename of dumped script: not-04.c_Iteration1_Loop [2024-11-13 16:23:13,738 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 16:23:13,738 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 16:23:13,738 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:23:13,818 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 16:23:13,818 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 16:23:13,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:13,822 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:13,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-13 16:23:13,824 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 16:23:13,824 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 16:23:13,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-13 16:23:13,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:13,876 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:13,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-13 16:23:13,880 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 16:23:13,880 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 16:23:13,943 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 16:23:13,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:13,948 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 16:23:13,948 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 16:23:13,948 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 16:23:13,948 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 16:23:13,948 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 16:23:13,948 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:13,948 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 16:23:13,948 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 16:23:13,948 INFO L132 ssoRankerPreferences]: Filename of dumped script: not-04.c_Iteration1_Loop [2024-11-13 16:23:13,948 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 16:23:13,948 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 16:23:13,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:23:14,022 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 16:23:14,022 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 16:23:14,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:14,024 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:14,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-13 16:23:14,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:23:14,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:14,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:14,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:14,042 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:14,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:23:14,043 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 16:23:14,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:14,047 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:14,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:14,065 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-13 16:23:14,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:14,067 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:14,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-13 16:23:14,070 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 16:23:14,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:14,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:14,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:14,082 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:14,082 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 16:23:14,084 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:23:14,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:14,089 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:14,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-13 16:23:14,107 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-13 16:23:14,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:14,109 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:14,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-13 16:23:14,112 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 16:23:14,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:14,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:14,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:14,127 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:14,127 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:14,130 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 16:23:14,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:14,136 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:14,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:14,152 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-13 16:23:14,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:14,154 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:14,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-13 16:23:14,158 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 16:23:14,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:14,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:14,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:14,173 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:14,173 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 16:23:14,176 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-11-13 16:23:14,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:14,183 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:14,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-11-13 16:23:14,202 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-13 16:23:14,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:14,204 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:14,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-13 16:23:14,207 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 16:23:14,222 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:14,223 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 16:23:14,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:14,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:14,223 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:14,223 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 16:23:14,225 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 16:23:14,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:14,232 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:14,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-13 16:23:14,251 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-13 16:23:14,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:14,253 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:14,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-13 16:23:14,255 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 16:23:14,271 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:14,271 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-13 16:23:14,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:14,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:14,271 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:14,271 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:14,275 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 16:23:14,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:14,287 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:14,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-13 16:23:14,299 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-13 16:23:14,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:14,301 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:14,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-13 16:23:14,302 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 16:23:14,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:14,314 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 16:23:14,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:14,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:14,315 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:14,315 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 16:23:14,320 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-11-13 16:23:14,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:14,338 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:14,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:14,356 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-13 16:23:14,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:14,359 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:14,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-13 16:23:14,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 16:23:14,377 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:14,377 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 16:23:14,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:14,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:14,377 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:14,377 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 16:23:14,380 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 16:23:14,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:14,387 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:14,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:14,406 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-13 16:23:14,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:14,408 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:14,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-13 16:23:14,411 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 16:23:14,426 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 16:23:14,427 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 16:23:14,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:14,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:14,427 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 16:23:14,427 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-13 16:23:14,431 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-13 16:23:14,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:14,444 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 16:23:14,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-13 16:23:14,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:23:14,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:23:14,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:23:14,490 INFO L87 Difference]: Start difference. First operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 16:23:14,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:23:14,511 INFO L93 Difference]: Finished difference Result 9 states and 10 transitions. [2024-11-13 16:23:14,512 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 10 transitions. [2024-11-13 16:23:14,513 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 16:23:14,517 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 4 states and 4 transitions. [2024-11-13 16:23:14,518 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 [2024-11-13 16:23:14,519 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 [2024-11-13 16:23:14,519 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 4 transitions. [2024-11-13 16:23:14,520 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 16:23:14,520 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4 states and 4 transitions. [2024-11-13 16:23:14,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4 states and 4 transitions. [2024-11-13 16:23:14,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4 to 4. [2024-11-13 16:23:14,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 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 16:23:14,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2024-11-13 16:23:14,542 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4 states and 4 transitions. [2024-11-13 16:23:14,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:23:14,546 INFO L424 stractBuchiCegarLoop]: Abstraction has 4 states and 4 transitions. [2024-11-13 16:23:14,546 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 16:23:14,546 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states and 4 transitions. [2024-11-13 16:23:14,547 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 16:23:14,547 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 16:23:14,547 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 16:23:14,547 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-13 16:23:14,547 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 16:23:14,547 INFO L745 eck$LassoCheckResult]: Stem: 37#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 38#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~a~0#1 := 0; 36#L18-2 [2024-11-13 16:23:14,547 INFO L747 eck$LassoCheckResult]: Loop: 36#L18-2 assume !!(0 != main_~y~0#1); 35#L18 assume !(main_~x~0#1 <= 0 || main_~y~0#1 <= 0);main_~x~0#1 := -1 - main_~y~0#1; 36#L18-2 [2024-11-13 16:23:14,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:23:14,548 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2024-11-13 16:23:14,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:23:14,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869322453] [2024-11-13 16:23:14,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:23:14,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:23:14,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:14,551 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:23:14,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:14,553 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:23:14,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:23:14,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1286, now seen corresponding path program 1 times [2024-11-13 16:23:14,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:23:14,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880953373] [2024-11-13 16:23:14,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:23:14,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:23:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:14,564 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:23:14,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:14,567 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:23:14,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:23:14,567 INFO L85 PathProgramCache]: Analyzing trace with hash 925768, now seen corresponding path program 1 times [2024-11-13 16:23:14,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:23:14,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190855534] [2024-11-13 16:23:14,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:23:14,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:23:14,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:14,574 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:23:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:23:14,578 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:23:14,617 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 16:23:14,617 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 16:23:14,617 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 16:23:14,617 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 16:23:14,617 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 16:23:14,618 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,618 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 16:23:14,618 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 16:23:14,618 INFO L132 ssoRankerPreferences]: Filename of dumped script: not-04.c_Iteration2_Loop [2024-11-13 16:23:14,618 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 16:23:14,618 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 16:23:14,619 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:23:14,650 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 16:23:14,650 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 16:23:14,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:14,653 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:14,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-13 16:23:14,656 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 16:23:14,656 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 16:23:14,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:14,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:14,712 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:14,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-13 16:23:14,715 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 16:23:14,715 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 16:23:14,784 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 16:23:14,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2024-11-13 16:23:14,788 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 16:23:14,788 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 16:23:14,788 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 16:23:14,788 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 16:23:14,788 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 16:23:14,788 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,788 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 16:23:14,788 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 16:23:14,788 INFO L132 ssoRankerPreferences]: Filename of dumped script: not-04.c_Iteration2_Loop [2024-11-13 16:23:14,788 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 16:23:14,788 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 16:23:14,789 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 16:23:14,817 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 16:23:14,817 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 16:23:14,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:14,821 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:14,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-13 16:23:14,824 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 16:23:14,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 16:23:14,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 16:23:14,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 16:23:14,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 16:23:14,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 16:23:14,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 16:23:14,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 16:23:14,842 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 16:23:14,845 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 16:23:14,848 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-13 16:23:14,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 16:23:14,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:23:14,853 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 16:23:14,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-13 16:23:14,855 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 16:23:14,855 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 16:23:14,855 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 16:23:14,856 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 [] [2024-11-13 16:23:14,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2024-11-13 16:23:14,873 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 16:23:14,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:23:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:23:14,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 16:23:14,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:23:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:23:14,919 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 16:23:14,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:23:14,928 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 16:23:14,931 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2024-11-13 16:23:14,932 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4 states and 4 transitions. cyclomatic complexity: 1 Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 16:23:14,959 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4 states and 4 transitions. cyclomatic complexity: 1. Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 6 states and 7 transitions. Complement of second has 4 states. [2024-11-13 16:23:14,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-13 16:23:14,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 16:23:14,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2024-11-13 16:23:14,968 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-13 16:23:14,970 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 16:23:14,970 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-13 16:23:14,971 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 16:23:14,971 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 2 letters. Loop has 4 letters. [2024-11-13 16:23:14,971 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 16:23:14,972 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6 states and 7 transitions. [2024-11-13 16:23:14,973 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 16:23:14,973 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6 states to 0 states and 0 transitions. [2024-11-13 16:23:14,973 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-13 16:23:14,973 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-13 16:23:14,974 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-13 16:23:14,974 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 16:23:14,974 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 16:23:14,974 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 16:23:14,974 INFO L424 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 16:23:14,974 INFO L331 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-13 16:23:14,974 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-13 16:23:14,974 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 16:23:14,974 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-13 16:23:14,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 04:23:14 BoogieIcfgContainer [2024-11-13 16:23:14,987 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 16:23:14,988 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:23:14,988 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:23:14,988 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:23:14,989 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:23:10" (3/4) ... [2024-11-13 16:23:14,991 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:23:14,992 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:23:14,993 INFO L158 Benchmark]: Toolchain (without parser) took 5467.70ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 29.4MB in the end (delta: 63.5MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. [2024-11-13 16:23:14,993 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 74.1MB in the end (delta: 98.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:23:14,993 INFO L158 Benchmark]: CACSL2BoogieTranslator took 220.15ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 82.9MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:23:14,994 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.17ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 82.0MB in the end (delta: 852.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:23:14,994 INFO L158 Benchmark]: Boogie Preprocessor took 23.90ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 81.0MB in the end (delta: 967.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:23:14,994 INFO L158 Benchmark]: RCFGBuilder took 263.90ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 73.0MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:23:14,995 INFO L158 Benchmark]: BuchiAutomizer took 4912.60ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 30.1MB in the end (delta: 43.0MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2024-11-13 16:23:14,995 INFO L158 Benchmark]: Witness Printer took 4.41ms. Allocated memory is still 117.4MB. Free memory was 30.1MB in the beginning and 29.4MB in the end (delta: 639.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:23:14,997 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 74.1MB in the end (delta: 98.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 220.15ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 82.9MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.17ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 82.0MB in the end (delta: 852.9kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.90ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 81.0MB in the end (delta: 967.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 263.90ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 73.0MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 4912.60ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 30.1MB in the end (delta: 43.0MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. * Witness Printer took 4.41ms. Allocated memory is still 117.4MB. Free memory was 30.1MB in the beginning and 29.4MB in the end (delta: 639.1kB). 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function x and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.8s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 4.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 12 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq150 hnf95 smp100 dnf167 smp73 tf109 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 37ms VariablesStem: 0 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 12 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 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 16:23:15,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2024-11-13 16:23:15,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b60336c-e858-4741-a1ee-5aa983c64c3e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE