./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive/gcd02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/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_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/gcd02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5840bf8cb045a250261e3957017079dce43a53700f7c91e31c16b36d5b980e00 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:15:59,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:15:59,899 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 15:15:59,911 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:15:59,911 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:15:59,950 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:15:59,951 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:15:59,952 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:15:59,952 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:15:59,953 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:15:59,954 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:15:59,954 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:15:59,955 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:15:59,955 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 15:15:59,956 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 15:15:59,956 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 15:15:59,956 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 15:15:59,956 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 15:15:59,956 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 15:15:59,956 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:15:59,957 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 15:15:59,957 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:15:59,957 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:15:59,957 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:15:59,957 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:15:59,957 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 15:15:59,957 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 15:15:59,957 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 15:15:59,957 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:15:59,957 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 15:15:59,957 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:15:59,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:15:59,958 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 15:15:59,958 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:15:59,958 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:15:59,958 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:15:59,958 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:15:59,958 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:15:59,959 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 15:15:59,959 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_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5840bf8cb045a250261e3957017079dce43a53700f7c91e31c16b36d5b980e00 [2024-11-13 15:16:00,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:16:00,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:16:00,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:16:00,306 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:16:00,306 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:16:00,307 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/recursive/gcd02.c Unable to find full path for "g++" [2024-11-13 15:16:02,240 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:16:02,579 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:16:02,580 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/sv-benchmarks/c/recursive/gcd02.c [2024-11-13 15:16:02,600 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/data/b80f78902/729fd713b92547c3b5a1dd24359952e8/FLAGa88a87cfb [2024-11-13 15:16:02,626 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/data/b80f78902/729fd713b92547c3b5a1dd24359952e8 [2024-11-13 15:16:02,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:16:02,631 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:16:02,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:16:02,634 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:16:02,638 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:16:02,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:16:02" (1/1) ... [2024-11-13 15:16:02,640 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4461025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02, skipping insertion in model container [2024-11-13 15:16:02,641 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:16:02" (1/1) ... [2024-11-13 15:16:02,659 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:16:02,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:16:02,811 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:16:02,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:16:02,839 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:16:02,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02 WrapperNode [2024-11-13 15:16:02,840 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:16:02,841 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:16:02,841 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:16:02,841 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:16:02,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02" (1/1) ... [2024-11-13 15:16:02,854 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02" (1/1) ... [2024-11-13 15:16:02,869 INFO L138 Inliner]: procedures = 14, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-13 15:16:02,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:16:02,870 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:16:02,871 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:16:02,871 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:16:02,880 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02" (1/1) ... [2024-11-13 15:16:02,880 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02" (1/1) ... [2024-11-13 15:16:02,881 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02" (1/1) ... [2024-11-13 15:16:02,891 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [2, 8]. 80 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [2, 8]. The 0 writes are split as follows [0, 0]. [2024-11-13 15:16:02,892 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02" (1/1) ... [2024-11-13 15:16:02,892 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02" (1/1) ... [2024-11-13 15:16:02,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02" (1/1) ... [2024-11-13 15:16:02,897 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02" (1/1) ... [2024-11-13 15:16:02,898 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02" (1/1) ... [2024-11-13 15:16:02,898 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02" (1/1) ... [2024-11-13 15:16:02,904 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:16:02,906 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:16:02,906 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:16:02,906 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:16:02,907 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02" (1/1) ... [2024-11-13 15:16:02,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:02,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:02,943 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:02,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 15:16:02,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:16:02,975 INFO L130 BoogieDeclarations]: Found specification of procedure gcd [2024-11-13 15:16:02,975 INFO L138 BoogieDeclarations]: Found implementation of procedure gcd [2024-11-13 15:16:02,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 15:16:02,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-13 15:16:02,975 INFO L130 BoogieDeclarations]: Found specification of procedure divides [2024-11-13 15:16:02,976 INFO L138 BoogieDeclarations]: Found implementation of procedure divides [2024-11-13 15:16:02,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:16:02,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:16:03,051 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:16:03,053 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:16:03,191 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 15:16:03,191 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:16:03,202 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:16:03,202 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 15:16:03,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:16:03 BoogieIcfgContainer [2024-11-13 15:16:03,203 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:16:03,203 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 15:16:03,203 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 15:16:03,208 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 15:16:03,209 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:16:03,209 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 03:16:02" (1/3) ... [2024-11-13 15:16:03,210 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3b6c300f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 03:16:03, skipping insertion in model container [2024-11-13 15:16:03,210 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:16:03,210 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:16:02" (2/3) ... [2024-11-13 15:16:03,210 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3b6c300f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 03:16:03, skipping insertion in model container [2024-11-13 15:16:03,210 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:16:03,211 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:16:03" (3/3) ... [2024-11-13 15:16:03,212 INFO L333 chiAutomizerObserver]: Analyzing ICFG gcd02.c [2024-11-13 15:16:03,261 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 15:16:03,261 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 15:16:03,261 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 15:16:03,262 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 15:16:03,262 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 15:16:03,262 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 15:16:03,262 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 15:16:03,262 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 15:16:03,267 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34 states, 26 states have (on average 1.3461538461538463) internal successors, (35), 26 states have internal predecessors, (35), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-13 15:16:03,294 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2024-11-13 15:16:03,294 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:16:03,294 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:16:03,301 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-13 15:16:03,301 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-13 15:16:03,301 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 15:16:03,302 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34 states, 26 states have (on average 1.3461538461538463) internal successors, (35), 26 states have internal predecessors, (35), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-13 15:16:03,306 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2024-11-13 15:16:03,307 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:16:03,307 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:16:03,308 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-13 15:16:03,308 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-13 15:16:03,316 INFO L745 eck$LassoCheckResult]: Stem: 30#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int#1(103, 2, 0, 1);call write~init~int#1(99, 2, 1, 1);call write~init~int#1(100, 2, 2, 1);call write~init~int#1(48, 2, 3, 1);call write~init~int#1(50, 2, 4, 1);call write~init~int#1(46, 2, 5, 1);call write~init~int#1(99, 2, 6, 1);call write~init~int#1(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;havoc main_#t~nondet7#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 6#L44true assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 14#L48true assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 7#L51true assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 31#L52true call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 15#$Ultimate##0true [2024-11-13 15:16:03,317 INFO L747 eck$LassoCheckResult]: Loop: 15#$Ultimate##0true ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 20#L18true assume !(~y1#1 <= 0 || ~y2#1 <= 0); 25#L18-2true assume !(~y1#1 == ~y2#1); 13#L25true assume !(~y1#1 > ~y2#1); 29#L28true call #t~ret5#1 := gcd(~y1#1, ~y2#1 - ~y1#1);< 15#$Ultimate##0true [2024-11-13 15:16:03,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:03,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1954575714, now seen corresponding path program 1 times [2024-11-13 15:16:03,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:03,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932118738] [2024-11-13 15:16:03,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:03,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:03,416 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:03,458 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:03,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:03,462 INFO L85 PathProgramCache]: Analyzing trace with hash 40363067, now seen corresponding path program 1 times [2024-11-13 15:16:03,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:03,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372905334] [2024-11-13 15:16:03,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:03,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:03,479 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:03,490 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:03,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:03,495 INFO L85 PathProgramCache]: Analyzing trace with hash -1435589766, now seen corresponding path program 1 times [2024-11-13 15:16:03,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:03,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486930879] [2024-11-13 15:16:03,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:03,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:03,512 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:03,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:03,528 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:03,736 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:16:03,736 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:16:03,737 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:16:03,737 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:16:03,737 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 15:16:03,737 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:03,737 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:16:03,737 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:16:03,738 INFO L132 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration1_Loop [2024-11-13 15:16:03,738 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:16:03,738 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:16:03,751 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:03,775 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:03,778 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:03,782 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:03,786 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:03,789 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:03,881 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:16:03,882 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 15:16:03,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:03,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:03,886 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:03,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 15:16:03,889 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:16:03,889 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:16:03,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:03,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:03,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:03,935 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:03,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 15:16:03,939 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 15:16:03,939 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:16:04,066 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 15:16:04,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:04,071 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:16:04,072 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:16:04,072 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:16:04,072 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:16:04,072 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 15:16:04,072 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:04,072 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:16:04,072 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:16:04,072 INFO L132 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration1_Loop [2024-11-13 15:16:04,072 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:16:04,072 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:16:04,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:04,090 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:04,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:04,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:04,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:04,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:04,180 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:16:04,184 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 15:16:04,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:04,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:04,188 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:04,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 15:16:04,193 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 15:16:04,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:04,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:04,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:04,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:04,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:04,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:04,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:04,229 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 15:16:04,236 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 15:16:04,240 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-13 15:16:04,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:04,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:04,246 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:04,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 15:16:04,251 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 15:16:04,252 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 15:16:04,252 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 15:16:04,253 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(gcd_#in~y2#1) = 1*gcd_#in~y2#1 Supporting invariants [] [2024-11-13 15:16:04,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-13 15:16:04,268 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 15:16:04,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:16:04,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 15:16:04,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:16:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:16:04,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 15:16:04,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:16:04,480 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 15:16:04,538 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-13 15:16:04,540 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 34 states, 26 states have (on average 1.3461538461538463) internal successors, (35), 26 states have internal predecessors, (35), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:16:04,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-13 15:16:04,734 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 34 states, 26 states have (on average 1.3461538461538463) internal successors, (35), 26 states have internal predecessors, (35), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5). Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 124 states and 168 transitions. Complement of second has 24 states. [2024-11-13 15:16:04,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2024-11-13 15:16:04,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:16:04,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 64 transitions. [2024-11-13 15:16:04,754 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 6 letters. Loop has 5 letters. [2024-11-13 15:16:04,756 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:04,757 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 11 letters. Loop has 5 letters. [2024-11-13 15:16:04,757 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:04,758 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 6 letters. Loop has 10 letters. [2024-11-13 15:16:04,758 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:04,759 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 124 states and 168 transitions. [2024-11-13 15:16:04,768 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2024-11-13 15:16:04,774 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 124 states to 49 states and 67 transitions. [2024-11-13 15:16:04,775 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2024-11-13 15:16:04,775 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37 [2024-11-13 15:16:04,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 67 transitions. [2024-11-13 15:16:04,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 15:16:04,776 INFO L218 hiAutomatonCegarLoop]: Abstraction has 49 states and 67 transitions. [2024-11-13 15:16:04,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 67 transitions. [2024-11-13 15:16:04,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 41. [2024-11-13 15:16:04,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 7 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) [2024-11-13 15:16:04,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 54 transitions. [2024-11-13 15:16:04,804 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 54 transitions. [2024-11-13 15:16:04,805 INFO L424 stractBuchiCegarLoop]: Abstraction has 41 states and 54 transitions. [2024-11-13 15:16:04,805 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 15:16:04,805 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 54 transitions. [2024-11-13 15:16:04,806 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2024-11-13 15:16:04,806 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:16:04,806 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:16:04,807 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:16:04,807 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-13 15:16:04,807 INFO L745 eck$LassoCheckResult]: Stem: 267#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int#1(103, 2, 0, 1);call write~init~int#1(99, 2, 1, 1);call write~init~int#1(100, 2, 2, 1);call write~init~int#1(48, 2, 3, 1);call write~init~int#1(50, 2, 4, 1);call write~init~int#1(46, 2, 5, 1);call write~init~int#1(99, 2, 6, 1);call write~init~int#1(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 261#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;havoc main_#t~nondet7#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 252#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 253#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 254#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 240#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 268#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 255#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 256#L18-2 assume !(~y1#1 == ~y2#1); 263#L25 assume ~y1#1 > ~y2#1; 239#L26 call #t~ret4#1 := gcd(~y1#1 - ~y2#1, ~y2#1);< 241#$Ultimate##0 [2024-11-13 15:16:04,807 INFO L747 eck$LassoCheckResult]: Loop: 241#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 270#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 278#L18-2 assume !(~y1#1 == ~y2#1); 279#L25 assume ~y1#1 > ~y2#1; 269#L26 call #t~ret4#1 := gcd(~y1#1 - ~y2#1, ~y2#1);< 241#$Ultimate##0 [2024-11-13 15:16:04,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:04,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1435589861, now seen corresponding path program 1 times [2024-11-13 15:16:04,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:04,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925935460] [2024-11-13 15:16:04,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:04,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:04,822 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:04,836 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:04,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:04,837 INFO L85 PathProgramCache]: Analyzing trace with hash 40362972, now seen corresponding path program 1 times [2024-11-13 15:16:04,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:04,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753847659] [2024-11-13 15:16:04,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:04,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:04,843 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:04,848 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:04,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:04,848 INFO L85 PathProgramCache]: Analyzing trace with hash -16441086, now seen corresponding path program 2 times [2024-11-13 15:16:04,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:04,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898872882] [2024-11-13 15:16:04,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:04,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:04,864 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:04,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:04,881 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:04,991 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:16:04,992 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:16:04,992 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:16:04,992 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:16:04,992 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 15:16:04,992 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:04,992 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:16:04,992 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:16:04,992 INFO L132 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration2_Loop [2024-11-13 15:16:04,992 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:16:04,992 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:16:04,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:04,998 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:05,012 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:05,017 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:05,022 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:05,024 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:05,078 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:16:05,079 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 15:16:05,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:05,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:05,081 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:05,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 15:16:05,084 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:16:05,084 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:16:05,106 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 15:16:05,106 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#res#1=0} Honda state: {gcd_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-13 15:16:05,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:05,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:05,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:05,131 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:05,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-13 15:16:05,134 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:16:05,134 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:16:05,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:05,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:05,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:05,169 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:05,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-13 15:16:05,171 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 15:16:05,172 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:16:05,233 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 15:16:05,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-13 15:16:05,238 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:16:05,238 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:16:05,238 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:16:05,239 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:16:05,239 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 15:16:05,239 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:05,242 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:16:05,242 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:16:05,243 INFO L132 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration2_Loop [2024-11-13 15:16:05,243 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:16:05,243 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:16:05,244 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:05,247 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:05,265 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:05,268 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:05,271 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:05,274 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:05,328 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:16:05,328 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 15:16:05,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:05,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:05,331 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:05,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-13 15:16:05,337 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 15:16:05,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:05,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:05,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:05,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:05,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:05,353 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:05,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:05,354 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:05,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-13 15:16:05,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:05,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:05,374 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:05,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-13 15:16:05,380 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 15:16:05,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:05,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:05,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:05,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:05,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:05,397 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:05,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:05,401 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 15:16:05,406 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 15:16:05,406 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-13 15:16:05,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:05,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:05,410 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:05,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-13 15:16:05,412 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 15:16:05,412 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 15:16:05,413 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 15:16:05,413 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(gcd_#in~y1#1) = 1*gcd_#in~y1#1 Supporting invariants [] [2024-11-13 15:16:05,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:05,432 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 15:16:05,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:16:05,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 15:16:05,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:16:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:16:05,552 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 15:16:05,552 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:16:05,619 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 15:16:05,620 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2024-11-13 15:16:05,621 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 41 states and 54 transitions. cyclomatic complexity: 16 Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:16:05,777 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 41 states and 54 transitions. cyclomatic complexity: 16. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 140 states and 188 transitions. Complement of second has 35 states. [2024-11-13 15:16:05,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2024-11-13 15:16:05,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:16:05,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 37 transitions. [2024-11-13 15:16:05,779 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 11 letters. Loop has 5 letters. [2024-11-13 15:16:05,779 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:05,779 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 16 letters. Loop has 5 letters. [2024-11-13 15:16:05,780 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:05,780 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 11 letters. Loop has 10 letters. [2024-11-13 15:16:05,780 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:05,780 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 140 states and 188 transitions. [2024-11-13 15:16:05,784 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-13 15:16:05,788 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 140 states to 116 states and 164 transitions. [2024-11-13 15:16:05,789 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 65 [2024-11-13 15:16:05,791 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 67 [2024-11-13 15:16:05,791 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 164 transitions. [2024-11-13 15:16:05,792 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 15:16:05,792 INFO L218 hiAutomatonCegarLoop]: Abstraction has 116 states and 164 transitions. [2024-11-13 15:16:05,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 164 transitions. [2024-11-13 15:16:05,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 82. [2024-11-13 15:16:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 61 states have (on average 1.180327868852459) internal successors, (72), 65 states have internal predecessors, (72), 11 states have call successors, (11), 8 states have call predecessors, (11), 10 states have return successors, (26), 8 states have call predecessors, (26), 9 states have call successors, (26) [2024-11-13 15:16:05,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 109 transitions. [2024-11-13 15:16:05,811 INFO L240 hiAutomatonCegarLoop]: Abstraction has 82 states and 109 transitions. [2024-11-13 15:16:05,812 INFO L424 stractBuchiCegarLoop]: Abstraction has 82 states and 109 transitions. [2024-11-13 15:16:05,812 INFO L331 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-13 15:16:05,812 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 82 states and 109 transitions. [2024-11-13 15:16:05,813 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-13 15:16:05,818 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:16:05,818 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:16:05,819 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:16:05,819 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-13 15:16:05,819 INFO L745 eck$LassoCheckResult]: Stem: 560#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int#1(103, 2, 0, 1);call write~init~int#1(99, 2, 1, 1);call write~init~int#1(100, 2, 2, 1);call write~init~int#1(48, 2, 3, 1);call write~init~int#1(50, 2, 4, 1);call write~init~int#1(46, 2, 5, 1);call write~init~int#1(99, 2, 6, 1);call write~init~int#1(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 551#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;havoc main_#t~nondet7#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 540#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 541#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 542#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 528#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 561#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 571#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 602#L18-2 assume ~y1#1 == ~y2#1;#res#1 := ~y1#1; 534#gcdFINAL assume true; 535#gcdEXIT >#78#return; 562#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 537#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 543#$Ultimate##0 [2024-11-13 15:16:05,819 INFO L747 eck$LassoCheckResult]: Loop: 543#$Ultimate##0 ~n := #in~n;~m := #in~m; 536#L33 assume !(0 == ~m); 539#L36 assume !(~n > ~m); 538#L39 call #t~ret6 := divides(~n, ~m - ~n);< 543#$Ultimate##0 [2024-11-13 15:16:05,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:05,820 INFO L85 PathProgramCache]: Analyzing trace with hash -918092653, now seen corresponding path program 1 times [2024-11-13 15:16:05,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:05,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293033920] [2024-11-13 15:16:05,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:05,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:05,835 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:05,848 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:05,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:05,849 INFO L85 PathProgramCache]: Analyzing trace with hash 927684, now seen corresponding path program 1 times [2024-11-13 15:16:05,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:05,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716271552] [2024-11-13 15:16:05,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:05,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:05,855 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:05,860 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:05,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:05,861 INFO L85 PathProgramCache]: Analyzing trace with hash 238850902, now seen corresponding path program 1 times [2024-11-13 15:16:05,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:05,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861585423] [2024-11-13 15:16:05,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:05,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:05,874 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:05,892 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:06,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-13 15:16:06,719 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:16:06,720 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:16:06,720 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:16:06,720 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:16:06,720 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 15:16:06,720 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:06,720 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:16:06,720 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:16:06,721 INFO L132 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration3_Lasso [2024-11-13 15:16:06,721 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:16:06,721 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:16:06,725 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,728 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,731 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,737 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,754 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,756 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,871 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,888 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,938 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,943 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:06,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:07,241 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:16:07,242 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 15:16:07,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:07,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:07,244 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:07,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-13 15:16:07,247 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 15:16:07,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:07,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:07,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:07,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:07,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:07,263 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:07,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:07,268 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:07,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-13 15:16:07,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:07,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:07,288 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:07,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-13 15:16:07,291 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 15:16:07,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:07,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:07,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:07,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:07,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:07,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:07,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:07,305 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:07,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-13 15:16:07,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:07,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:07,321 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:07,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-13 15:16:07,322 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 15:16:07,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:07,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:07,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:07,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:07,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:07,334 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:07,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:07,338 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:07,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-13 15:16:07,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:07,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:07,358 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:07,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-13 15:16:07,361 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 15:16:07,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:07,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:07,375 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 15:16:07,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:07,403 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-13 15:16:07,403 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-13 15:16:07,430 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 15:16:07,479 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2024-11-13 15:16:07,479 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-13 15:16:07,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:07,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:07,481 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:07,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-13 15:16:07,484 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 15:16:07,505 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2024-11-13 15:16:07,505 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 15:16:07,505 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~n - 1 >= 0] [2024-11-13 15:16:07,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:07,533 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-13 15:16:07,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:07,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:16:07,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 15:16:07,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:16:07,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:16:07,836 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 15:16:07,837 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:16:07,901 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 15:16:07,901 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 3 loop predicates [2024-11-13 15:16:07,902 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 109 transitions. cyclomatic complexity: 32 Second operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-13 15:16:08,249 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 109 transitions. cyclomatic complexity: 32. Second operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Result 114 states and 146 transitions. Complement of second has 21 states. [2024-11-13 15:16:08,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 6 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 15:16:08,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-13 15:16:08,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 32 transitions. [2024-11-13 15:16:08,252 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 13 letters. Loop has 4 letters. [2024-11-13 15:16:08,252 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:08,252 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 17 letters. Loop has 4 letters. [2024-11-13 15:16:08,252 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:08,252 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 13 letters. Loop has 8 letters. [2024-11-13 15:16:08,252 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:08,252 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 114 states and 146 transitions. [2024-11-13 15:16:08,256 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-13 15:16:08,259 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 114 states to 96 states and 127 transitions. [2024-11-13 15:16:08,259 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 64 [2024-11-13 15:16:08,259 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 65 [2024-11-13 15:16:08,259 INFO L73 IsDeterministic]: Start isDeterministic. Operand 96 states and 127 transitions. [2024-11-13 15:16:08,259 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 15:16:08,260 INFO L218 hiAutomatonCegarLoop]: Abstraction has 96 states and 127 transitions. [2024-11-13 15:16:08,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states and 127 transitions. [2024-11-13 15:16:08,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 86. [2024-11-13 15:16:08,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 64 states have (on average 1.171875) internal successors, (75), 68 states have internal predecessors, (75), 13 states have call successors, (13), 8 states have call predecessors, (13), 9 states have return successors, (28), 9 states have call predecessors, (28), 11 states have call successors, (28) [2024-11-13 15:16:08,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 116 transitions. [2024-11-13 15:16:08,270 INFO L240 hiAutomatonCegarLoop]: Abstraction has 86 states and 116 transitions. [2024-11-13 15:16:08,270 INFO L424 stractBuchiCegarLoop]: Abstraction has 86 states and 116 transitions. [2024-11-13 15:16:08,270 INFO L331 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-13 15:16:08,270 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 86 states and 116 transitions. [2024-11-13 15:16:08,272 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-13 15:16:08,272 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:16:08,272 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:16:08,273 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:16:08,273 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-13 15:16:08,273 INFO L745 eck$LassoCheckResult]: Stem: 881#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int#1(103, 2, 0, 1);call write~init~int#1(99, 2, 1, 1);call write~init~int#1(100, 2, 2, 1);call write~init~int#1(48, 2, 3, 1);call write~init~int#1(50, 2, 4, 1);call write~init~int#1(46, 2, 5, 1);call write~init~int#1(99, 2, 6, 1);call write~init~int#1(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 871#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;havoc main_#t~nondet7#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 859#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 860#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 861#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 844#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 882#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 892#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 899#L18-2 assume !(~y1#1 == ~y2#1); 896#L25 assume !(~y1#1 > ~y2#1); 851#L28 call #t~ret5#1 := gcd(~y1#1, ~y2#1 - ~y1#1);< 894#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 890#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 891#L18-2 assume ~y1#1 == ~y2#1;#res#1 := ~y1#1; 850#gcdFINAL assume true; 853#gcdEXIT >#76#return; 910#L28-1 #res#1 := #t~ret5#1;havoc #t~ret5#1; 909#gcdFINAL assume true; 887#gcdEXIT >#78#return; 883#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 855#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 858#$Ultimate##0 [2024-11-13 15:16:08,273 INFO L747 eck$LassoCheckResult]: Loop: 858#$Ultimate##0 ~n := #in~n;~m := #in~m; 854#L33 assume !(0 == ~m); 856#L36 assume !(~n > ~m); 857#L39 call #t~ret6 := divides(~n, ~m - ~n);< 858#$Ultimate##0 [2024-11-13 15:16:08,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:08,274 INFO L85 PathProgramCache]: Analyzing trace with hash 216168968, now seen corresponding path program 1 times [2024-11-13 15:16:08,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:08,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880483198] [2024-11-13 15:16:08,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:08,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:08,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:08,297 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:08,328 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:08,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:08,328 INFO L85 PathProgramCache]: Analyzing trace with hash 927684, now seen corresponding path program 2 times [2024-11-13 15:16:08,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:08,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536796902] [2024-11-13 15:16:08,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:08,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:08,337 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:08,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:08,345 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:08,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:08,346 INFO L85 PathProgramCache]: Analyzing trace with hash -2088352181, now seen corresponding path program 1 times [2024-11-13 15:16:08,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:08,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128114838] [2024-11-13 15:16:08,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:08,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:08,375 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:08,405 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:09,267 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:16:09,267 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:16:09,267 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:16:09,267 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:16:09,267 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 15:16:09,267 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:09,267 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:16:09,267 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:16:09,267 INFO L132 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration4_Lasso [2024-11-13 15:16:09,267 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:16:09,267 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:16:09,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,288 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,317 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,320 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,325 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,327 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,332 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,335 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,350 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,439 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,454 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,456 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,459 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,461 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:09,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-13 15:16:09,824 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:16:09,824 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 15:16:09,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:09,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:09,829 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:09,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-13 15:16:09,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:16:09,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:09,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:09,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:09,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:09,848 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:09,848 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:09,853 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:09,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:09,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:09,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:09,874 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:09,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-13 15:16:09,879 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 15:16:09,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:09,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:09,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:09,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:09,896 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:09,896 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:09,900 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:09,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-13 15:16:09,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:09,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:09,916 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:09,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-13 15:16:09,918 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 15:16:09,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:09,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:09,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:09,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:09,931 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:09,931 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:09,936 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:09,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-13 15:16:09,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:09,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:09,956 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:09,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-13 15:16:09,959 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 15:16:09,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:09,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:09,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:09,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:09,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:09,977 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:09,981 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:09,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-13 15:16:09,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:09,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:10,001 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:10,004 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 15:16:10,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-13 15:16:10,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:10,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:10,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:10,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:10,019 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:10,020 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:10,024 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:10,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-13 15:16:10,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:10,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:10,043 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:10,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-13 15:16:10,046 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 15:16:10,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:10,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:10,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:10,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:10,062 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:10,062 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:10,070 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:10,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:10,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:10,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:10,091 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:10,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-13 15:16:10,095 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 15:16:10,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:10,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:10,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:10,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:10,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:10,111 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:10,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:10,113 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:10,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-13 15:16:10,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:10,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:10,129 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:10,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-13 15:16:10,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:16:10,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:10,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:10,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:10,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:10,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:10,143 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:10,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:10,144 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:10,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-13 15:16:10,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:10,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:10,158 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:10,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-13 15:16:10,161 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 15:16:10,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:10,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:10,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:10,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:10,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:10,174 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:10,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:10,175 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:10,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:10,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:10,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:10,188 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:10,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-13 15:16:10,190 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 15:16:10,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:10,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:10,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:10,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:10,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:10,202 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:10,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:10,203 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:10,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-13 15:16:10,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:10,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:10,217 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:10,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-13 15:16:10,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:16:10,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:10,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:10,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:10,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:10,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:10,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:10,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:10,232 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:10,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-13 15:16:10,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:10,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:10,246 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:10,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-13 15:16:10,249 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 15:16:10,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:10,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:10,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:10,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:10,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:10,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:10,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:10,268 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:10,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-13 15:16:10,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:10,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:10,287 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:10,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-13 15:16:10,289 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 15:16:10,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:10,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:10,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:10,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:10,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:10,300 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:10,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:10,302 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:10,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-13 15:16:10,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:10,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:10,315 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:10,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-13 15:16:10,317 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 15:16:10,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:10,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:10,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:10,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:10,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:10,328 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:10,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:10,330 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:10,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-13 15:16:10,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:10,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:10,343 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:10,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-13 15:16:10,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:16:10,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:10,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:10,356 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 15:16:10,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:10,365 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-13 15:16:10,365 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-13 15:16:10,388 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 15:16:10,413 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-13 15:16:10,413 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-13 15:16:10,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:10,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:10,415 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:10,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-13 15:16:10,418 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 15:16:10,435 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2024-11-13 15:16:10,435 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 15:16:10,436 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~n - 1 >= 0] [2024-11-13 15:16:10,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-13 15:16:10,458 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-13 15:16:10,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:16:10,515 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 15:16:10,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:16:10,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:16:10,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 15:16:10,817 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:16:10,870 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 15:16:10,870 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 3 loop predicates [2024-11-13 15:16:10,870 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 86 states and 116 transitions. cyclomatic complexity: 35 Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-13 15:16:11,287 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 86 states and 116 transitions. cyclomatic complexity: 35. Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 112 states and 144 transitions. Complement of second has 24 states. [2024-11-13 15:16:11,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 8 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 15:16:11,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-13 15:16:11,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 36 transitions. [2024-11-13 15:16:11,290 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 36 transitions. Stem has 21 letters. Loop has 4 letters. [2024-11-13 15:16:11,290 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:11,290 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 36 transitions. Stem has 25 letters. Loop has 4 letters. [2024-11-13 15:16:11,291 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:11,291 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 36 transitions. Stem has 21 letters. Loop has 8 letters. [2024-11-13 15:16:11,291 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:11,291 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 112 states and 144 transitions. [2024-11-13 15:16:11,297 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-13 15:16:11,299 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 112 states to 88 states and 117 transitions. [2024-11-13 15:16:11,299 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 56 [2024-11-13 15:16:11,304 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 57 [2024-11-13 15:16:11,304 INFO L73 IsDeterministic]: Start isDeterministic. Operand 88 states and 117 transitions. [2024-11-13 15:16:11,304 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 15:16:11,304 INFO L218 hiAutomatonCegarLoop]: Abstraction has 88 states and 117 transitions. [2024-11-13 15:16:11,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states and 117 transitions. [2024-11-13 15:16:11,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 86. [2024-11-13 15:16:11,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 64 states have (on average 1.15625) internal successors, (74), 68 states have internal predecessors, (74), 13 states have call successors, (13), 8 states have call predecessors, (13), 9 states have return successors, (28), 9 states have call predecessors, (28), 11 states have call successors, (28) [2024-11-13 15:16:11,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 115 transitions. [2024-11-13 15:16:11,315 INFO L240 hiAutomatonCegarLoop]: Abstraction has 86 states and 115 transitions. [2024-11-13 15:16:11,315 INFO L424 stractBuchiCegarLoop]: Abstraction has 86 states and 115 transitions. [2024-11-13 15:16:11,315 INFO L331 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-13 15:16:11,315 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 86 states and 115 transitions. [2024-11-13 15:16:11,316 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-13 15:16:11,316 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:16:11,316 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:16:11,317 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:16:11,317 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-13 15:16:11,317 INFO L745 eck$LassoCheckResult]: Stem: 1232#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call write~init~int#1(103, 2, 0, 1);call write~init~int#1(99, 2, 1, 1);call write~init~int#1(100, 2, 2, 1);call write~init~int#1(48, 2, 3, 1);call write~init~int#1(50, 2, 4, 1);call write~init~int#1(46, 2, 5, 1);call write~init~int#1(99, 2, 6, 1);call write~init~int#1(0, 2, 7, 1);call #Ultimate.allocInit(12, 3); 1219#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;havoc main_#t~nondet7#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 1207#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 1208#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 1210#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 1211#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 1233#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 1253#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 1251#L18-2 assume !(~y1#1 == ~y2#1); 1249#L25 assume ~y1#1 > ~y2#1; 1198#L26 call #t~ret4#1 := gcd(~y1#1 - ~y2#1, ~y2#1);< 1200#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 1237#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 1276#L18-2 assume !(~y1#1 == ~y2#1); 1275#L25 assume !(~y1#1 > ~y2#1); 1213#L28 call #t~ret5#1 := gcd(~y1#1, ~y2#1 - ~y1#1);< 1231#$Ultimate##0 ~y1#1 := #in~y1#1;~y2#1 := #in~y2#1; 1212#L18 assume !(~y1#1 <= 0 || ~y2#1 <= 0); 1215#L18-2 assume ~y1#1 == ~y2#1;#res#1 := ~y1#1; 1224#gcdFINAL assume true; 1272#gcdEXIT >#76#return; 1218#L28-1 #res#1 := #t~ret5#1;havoc #t~ret5#1; 1205#gcdFINAL assume true; 1206#gcdEXIT >#74#return; 1242#L26-1 #res#1 := #t~ret4#1;havoc #t~ret4#1; 1240#gcdFINAL assume true; 1239#gcdEXIT >#78#return; 1234#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 1202#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 1209#$Ultimate##0 [2024-11-13 15:16:11,317 INFO L747 eck$LassoCheckResult]: Loop: 1209#$Ultimate##0 ~n := #in~n;~m := #in~m; 1201#L33 assume !(0 == ~m); 1203#L36 assume !(~n > ~m); 1204#L39 call #t~ret6 := divides(~n, ~m - ~n);< 1209#$Ultimate##0 [2024-11-13 15:16:11,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:11,317 INFO L85 PathProgramCache]: Analyzing trace with hash -923255277, now seen corresponding path program 1 times [2024-11-13 15:16:11,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:11,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830862261] [2024-11-13 15:16:11,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:11,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:11,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:11,339 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:11,369 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:11,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:11,373 INFO L85 PathProgramCache]: Analyzing trace with hash 927684, now seen corresponding path program 3 times [2024-11-13 15:16:11,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:11,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444218177] [2024-11-13 15:16:11,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:11,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:11,381 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:11,390 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:11,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:11,390 INFO L85 PathProgramCache]: Analyzing trace with hash -139129642, now seen corresponding path program 1 times [2024-11-13 15:16:11,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:16:11,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333365595] [2024-11-13 15:16:11,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:16:11,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:16:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:11,421 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:16:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:16:11,446 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:16:12,290 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:16:12,290 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:16:12,290 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:16:12,290 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:16:12,291 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 15:16:12,291 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:12,291 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:16:12,291 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:16:12,291 INFO L132 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration5_Lasso [2024-11-13 15:16:12,291 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:16:12,291 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:16:12,293 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,296 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,300 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,312 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,336 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,341 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,343 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,428 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,430 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,432 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,458 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:16:12,687 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:16:12,687 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 15:16:12,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:12,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:12,689 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:12,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-13 15:16:12,693 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 15:16:12,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:12,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:12,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:12,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:12,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:12,708 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:12,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:12,711 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:12,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:12,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:12,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:12,731 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:12,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-13 15:16:12,734 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 15:16:12,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:12,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:12,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:12,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:12,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:12,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:12,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:12,756 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:12,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-13 15:16:12,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:12,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:12,776 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:12,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-13 15:16:12,779 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 15:16:12,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:12,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:12,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:12,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:12,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:12,793 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:12,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:12,794 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:12,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-13 15:16:12,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:12,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:12,813 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:12,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-13 15:16:12,836 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 15:16:12,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:12,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:12,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:12,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:12,851 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:12,852 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:12,856 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:12,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-13 15:16:12,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:12,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:12,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:12,873 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:12,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-13 15:16:12,874 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 15:16:12,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:12,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:12,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:12,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:12,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:12,887 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:12,892 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:12,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-13 15:16:12,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:12,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:12,911 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:12,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-13 15:16:12,918 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 15:16:12,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:12,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:12,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:12,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:12,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:12,930 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:12,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:12,931 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:12,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-13 15:16:12,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:12,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:12,945 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:12,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-13 15:16:12,947 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 15:16:12,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:12,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:12,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:12,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:12,961 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:12,961 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:12,964 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:12,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:12,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:12,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:12,977 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:12,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-13 15:16:12,979 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 15:16:12,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:12,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:12,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:12,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:12,991 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:12,991 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:12,994 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-13 15:16:13,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,008 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-13 15:16:13,011 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 15:16:13,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,026 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:13,026 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:13,032 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-13 15:16:13,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,052 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-13 15:16:13,055 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 15:16:13,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:13,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,070 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:13,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:13,075 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:13,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,095 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-13 15:16:13,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:16:13,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:13,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:13,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:13,117 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:13,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,137 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-13 15:16:13,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:16:13,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:13,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:13,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:13,160 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-13 15:16:13,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,180 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-13 15:16:13,182 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 15:16:13,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:13,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:13,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:13,195 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:13,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,209 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-13 15:16:13,210 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 15:16:13,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:13,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,223 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:13,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:13,224 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:13,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,237 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-13 15:16:13,238 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 15:16:13,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,252 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:13,252 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:13,255 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-13 15:16:13,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,271 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-13 15:16:13,275 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 15:16:13,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,289 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:13,289 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:13,294 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-13 15:16:13,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,310 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-13 15:16:13,312 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 15:16:13,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,324 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:13,324 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:13,328 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-13 15:16:13,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,345 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-13 15:16:13,347 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 15:16:13,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,359 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:13,359 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:13,363 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-13 15:16:13,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,383 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-13 15:16:13,386 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 15:16:13,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:13,401 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:13,404 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:13,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,417 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-13 15:16:13,424 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 15:16:13,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,436 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:13,436 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:13,440 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-11-13 15:16:13,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,452 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-13 15:16:13,455 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 15:16:13,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:13,467 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:13,471 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-11-13 15:16:13,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,489 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-13 15:16:13,491 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 15:16:13,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,503 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:13,503 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:13,507 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-13 15:16:13,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,522 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-13 15:16:13,524 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 15:16:13,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,536 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:13,536 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:13,540 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-13 15:16:13,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,554 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-13 15:16:13,555 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 15:16:13,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:13,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,567 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:13,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:13,568 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-13 15:16:13,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,580 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-13 15:16:13,582 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 15:16:13,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:16:13,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:16:13,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:16:13,594 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-11-13 15:16:13,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,607 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-13 15:16:13,609 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 15:16:13,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:13,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:13,626 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-13 15:16:13,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,642 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-13 15:16:13,643 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 15:16:13,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,655 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:13,655 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:13,659 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-13 15:16:13,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,677 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-13 15:16:13,679 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 15:16:13,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,691 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:13,691 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:13,694 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-13 15:16:13,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,707 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-13 15:16:13,708 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 15:16:13,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:16:13,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,720 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:16:13,720 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:16:13,723 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:16:13,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-13 15:16:13,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,736 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-13 15:16:13,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:16:13,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:16:13,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:16:13,748 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 15:16:13,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:16:13,756 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-13 15:16:13,757 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-13 15:16:13,780 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 15:16:13,812 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-11-13 15:16:13,812 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-11-13 15:16:13,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:16:13,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:16:13,814 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:16:13,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-13 15:16:13,815 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 15:16:13,830 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 4. [2024-11-13 15:16:13,830 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 15:16:13,831 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [3*divides_#in~n - 1 >= 0, 1*divides_#in~m >= 0] [2024-11-13 15:16:13,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-13 15:16:13,857 INFO L156 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2024-11-13 15:16:13,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:16:13,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:16:13,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 15:16:13,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:16:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:16:14,366 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 15:16:14,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:16:14,416 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 15:16:14,416 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 3 loop predicates [2024-11-13 15:16:14,417 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 86 states and 115 transitions. cyclomatic complexity: 34 Second operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 15:16:14,786 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 86 states and 115 transitions. cyclomatic complexity: 34. Second operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Result 96 states and 125 transitions. Complement of second has 24 states. [2024-11-13 15:16:14,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 9 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-13 15:16:14,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 15:16:14,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 29 transitions. [2024-11-13 15:16:14,790 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 29 transitions. Stem has 29 letters. Loop has 4 letters. [2024-11-13 15:16:14,790 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:14,790 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 29 transitions. Stem has 33 letters. Loop has 4 letters. [2024-11-13 15:16:14,790 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:14,791 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 29 transitions. Stem has 29 letters. Loop has 8 letters. [2024-11-13 15:16:14,791 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:16:14,791 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 96 states and 125 transitions. [2024-11-13 15:16:14,792 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 15:16:14,793 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 96 states to 0 states and 0 transitions. [2024-11-13 15:16:14,793 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-13 15:16:14,793 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-13 15:16:14,793 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-13 15:16:14,793 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:16:14,793 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 15:16:14,793 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 15:16:14,794 INFO L424 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 15:16:14,794 INFO L331 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-13 15:16:14,794 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-13 15:16:14,794 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 15:16:14,794 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-13 15:16:14,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 03:16:14 BoogieIcfgContainer [2024-11-13 15:16:14,802 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 15:16:14,803 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 15:16:14,803 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 15:16:14,803 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 15:16:14,804 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:16:03" (3/4) ... [2024-11-13 15:16:14,806 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 15:16:14,807 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 15:16:14,808 INFO L158 Benchmark]: Toolchain (without parser) took 12176.72ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 118.6MB in the beginning and 239.2MB in the end (delta: -120.6MB). Peak memory consumption was 135.5MB. Max. memory is 16.1GB. [2024-11-13 15:16:14,808 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:16:14,809 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.39ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 107.8MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:16:14,809 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.08ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 106.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:16:14,809 INFO L158 Benchmark]: Boogie Preprocessor took 34.99ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:16:14,809 INFO L158 Benchmark]: RCFGBuilder took 296.57ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 93.8MB in the end (delta: 11.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 15:16:14,810 INFO L158 Benchmark]: BuchiAutomizer took 11599.19ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 93.5MB in the beginning and 239.3MB in the end (delta: -145.8MB). Peak memory consumption was 110.4MB. Max. memory is 16.1GB. [2024-11-13 15:16:14,810 INFO L158 Benchmark]: Witness Printer took 4.07ms. Allocated memory is still 402.7MB. Free memory was 239.3MB in the beginning and 239.2MB in the end (delta: 78.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:16:14,813 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 206.39ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 107.8MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.08ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 106.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.99ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 296.57ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 93.8MB in the end (delta: 11.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 11599.19ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 93.5MB in the beginning and 239.3MB in the end (delta: -145.8MB). Peak memory consumption was 110.4MB. Max. memory is 16.1GB. * Witness Printer took 4.07ms. Allocated memory is still 402.7MB. Free memory was 239.3MB in the beginning and 239.2MB in the end (delta: 78.0kB). 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 5 terminating modules (0 trivial, 5 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(y2) and consists of 7 locations. One deterministic module has affine ranking function \old(y1) and consists of 7 locations. One deterministic module has affine ranking function \old(m) and consists of 10 locations. One deterministic module has affine ranking function \old(m) and consists of 12 locations. One deterministic module has affine ranking function \old(m) and consists of 12 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.5s and 6 iterations. TraceHistogramMax:3. Analysis of lassos took 8.0s. Construction of modules took 0.4s. Büchi inclusion checks took 2.8s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 54 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [5, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 167 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 165 mSDsluCounter, 229 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 133 mSDsCounter, 88 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 341 IncrementalHoareTripleChecker+Invalid, 429 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 88 mSolverCounterUnsat, 96 mSDtfsCounter, 341 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital69 mio100 ax100 hnf100 lsp75 ukn78 mio100 lsp100 div100 bol100 ite100 ukn100 eq166 hnf93 smp92 dnf117 smp100 tf104 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 149ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-13 15:16:14,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-11-13 15:16:15,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a359e4d3-5670-4c21-92b6-bd601929c2ce/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE